US3752090A — Dry sanitary toilet

Claim 1

Independent Claim 145 words

An incinerating waste disposal device comprising a receptacle, a combustion chamber in the form of a bowl for receiving waste from the receptacle, an opening above the receptacle, a cover over said opening, a burner having a nozzle mounted in said combustion chamber for directing flame at the bottom of said bowl, a conduit connected to the burner, means for supplying mixed air and combustible fuel through the conduit to the burner and from the nozzle thereof and means in the burner upstream from the nozzle end of the burner for igniting the mixture of air and fuel, said supplying means including means driving the air and gas mixture through the burner at a rate sufficient to move flame from the igniter means to the nozzle end and sufficient to support the flame at the nozzle end without backflash through the burner and conduit means.

Claim 2

Dependent Claim 145 words

An incinerating waste disposal device comprising a receptacle, a combustion chamber in the form of a bowl for receiving waste from the receptacle, an opening above the receptacle, a cover over said opening, a burner having a nozzle mounted in said combustion chamber for directing flame at the bottom of said bowl, a conduit connected to the burner, means for supplying mixed air and combustible fuel through the conduit to the burner and from the nozzle thereof and means in the burner upstream from the nozzle end of the burner for igniting the mixture of air and fuel, said supplying means including means driving the air and gas mixture through the burner at a rate sufficient to move flame from the igniter means to the nozzle end and sufficient to support the flame at the nozzle end without backflash through the burner and conduit means.

Claim 3

Dependent Claim 84 words

The device of claim 1 including a cabinet for containing said combustion chamber, said cabinet including an inner side wall having air intake port means adjacent the top thereof and at the lower front portion and an outer wall spaced from said inner wall and surrounding said inner wall defining a skirt therearound stopping short of the bottom of the inner wall and spaced therefrom to define a bottom air intake for admitting air for delivery through said top and bottom air intake means.

Claim 4

Dependent Claim 26 words

The device of claim 1 wherein said supplying means comprises a pressurizing blower for delivering the mixture of air and fuel through said conduit and burner.

Claim 5

Dependent Claim 41 words

The device of claim 1 wherein said combustion chamber comprises a generally hemispherical bowl at the bottom of said receptacle having a bottom waste receiving surface and said burner is mounted to deliver a flame generally against said waste receiving surface.

Claim 6

Dependent Claim 71 words

The device of claim 1 wherein said combustion chamber comprises a bowl at the bottom of said receptacle for receiving waste from said opening and including means mounting the burner at the top of the bowl and at an angle directing flame at the central portion of the bowl bottom, said burner nozzle being sufficiently above the bowl bottom to prevent fouling of the burner by waste material within the bowl.

Claim 7

Dependent Claim 81 words

The device of claim 1 including a hinge mounting said cover at the opening for opening and closing said cover, timer means mounted adjacent said hinge, valve means for controlling delivery of fuel by the supplying means to the burner, a gear linkage for setting said timer responsive to movement of the cover, and switch means actuated by said gear linkage for closing said valve means to stop delivery of fuel to the burner with the cover moved to open position.

Claim 8

Dependent Claim 80 words

The device of claim 1 including a cabinet for containing the receptacle and combustion chamber including a removable top cabinet deck, means mounting walls of the receptacle from the top cabinet deck, trap door means mounted in the receptacle adjacent the bottom of the receptacle walls for opening and closing the bottom of the receptacle and linkage means supported from said receptacle and top cabinet deck and accessible at the top cabinet deck for opening and closing said trap door.

Claim 9

Dependent Claim 50 words

The device of claim 1 wherein said supplying means comprises a pressurizing blower having an air intake for receiving air for delivery through the conduit and means for regulating the size of the air intake and, therefore, the amount of air delivered through said conduit in mixture with the fuel.

Claim 10

Dependent Claim 76 words

An incinerating waste disposal device comprising a receptacle having a top cover, a combustion chamber below said receptacle for receiving waste from said receptacle, an outlet for directing combustion gases from said combustion chamber, exhaust means for delivering combustion gases through the outlet, an outlet chamber at the intake for the exhaust means a source of cool air adjacent said outlet chamber, and an operable valve means for opening said chamber to said source of air.

Claim 11

Dependent Claim 76 words

An incinerating waste disposal device comprising a receptacle having a top cover, a combustion chamber below said receptacle for receiving waste from said receptacle, an outlet for directing combustion gases from said combustion chamber, exhaust means for delivering combustion gases through the outlet, an outlet chamber at the intake for the exhaust means a source of cool air adjacent said outlet chamber, and an operable valve means for opening said chamber to said source of air.

Claim 12

Dependent Claim 51 words

The device of claim 9 including timer means for establishing a burning cycle, means for igniting the burner responsive to establishment of the burning cycle by the timer means and means for moving said operable valve means for decreasing the draft of air through the combustion chamber during the burning cycle.

Claim 13

Dependent Claim 27 words

The device of claim 9 wherein said valve means comprises a valve plate and hinge means permitting movement of the valve plate between open and restricting positions.

Claim 14

Dependent Claim 129 words

An incinerating waste disposal device comprising a receptacle having a top cover, a combustion chamber below said receptacle for receiving waste from said receptacle, an outlet for directing combustion gases from said combustion chamber, exhaust means for delivering combustion gases through the outlet, an outlet chamber at the intake for the exhaust means including an operable valve means on the outlet chamber inlet, a cooling jacket around the exterior of the device for cooling air and an outlet from said jacket adjacent the exhaust blower and wherein said valve means is mounted for movement between a position opening the jacket outlet for flow therefrom into the outlet chamber and a position closing the jacket outlet whereby substantially all air is drawn through the combustion chamber into the outlet chamber.

Claim 15

Dependent Claim 129 words

An incinerating waste disposal device comprising a receptacle having a top cover, a combustion chamber below said receptacle for receiving waste from said receptacle, an outlet for directing combustion gases from said combustion chamber, exhaust means for delivering combustion gases through the outlet, an outlet chamber at the intake for the exhaust means including an operable valve means on the outlet chamber inlet, a cooling jacket around the exterior of the device for cooling air and an outlet from said jacket adjacent the exhaust blower and wherein said valve means is mounted for movement between a position opening the jacket outlet for flow therefrom into the outlet chamber and a position closing the jacket outlet whereby substantially all air is drawn through the combustion chamber into the outlet chamber.

Claim 16

Dependent Claim 18 words

The device of claim 12 including solenoid means for moving said valve means between opening and closing positions.

Claim 17

Dependent Claim 41 words

The device of claim 12 including control means for establishing a burning cycle and a cooling cycle and means for moving said valve means to opening position responsive to the burning cycle and to closing position responsive to the cooling cycle.

Claim 18

Dependent Claim 179 words

An incinerating waste disposal system comprising a cabinet, and a combustion chamber including heating or burning means mounted in said cabinet, said cabinet including side wall, a top wall removably mounted on said side walls, an opening in said top wall, movable cover means for said opening, skirt means secured to and depending from said top wall and surrounding said opening to form side walls of a waste receptacle within said cabinet, a trap door secured to the skirt means adjacent the bottom of the receptacle for movement between a closed position in which the trap door defines the receptacle bottom for blocking passage of gases upward from said combustion chamber and an open position in which the receptacle bottom is open for delivery of waste through said opening and receptacle and into said combustion chamber and means mounted on said top wall and skirt means for movement of said trap door responsive to movement of said cover means, whereby removal of the top wall removes the receptacle and trap door and exposes the combustion chamber for Servicing purposes.

Claim 19

Dependent Claim 179 words

An incinerating waste disposal system comprising a cabinet, and a combustion chamber including heating or burning means mounted in said cabinet, said cabinet including side wall, a top wall removably mounted on said side walls, an opening in said top wall, movable cover means for said opening, skirt means secured to and depending from said top wall and surrounding said opening to form side walls of a waste receptacle within said cabinet, a trap door secured to the skirt means adjacent the bottom of the receptacle for movement between a closed position in which the trap door defines the receptacle bottom for blocking passage of gases upward from said combustion chamber and an open position in which the receptacle bottom is open for delivery of waste through said opening and receptacle and into said combustion chamber and means mounted on said top wall and skirt means for movement of said trap door responsive to movement of said cover means, whereby removal of the top wall removes the receptacle and trap door and exposes the combustion chamber for Servicing purposes.

Claim 20

Dependent Claim 21 words

The device of claim 15 wherein said trap door securing means is hinge means along the back wall of said receptacle.

Claim 21

Dependent Claim 98 words

An incinerating waste disposal system comprising a receptacle having a combustion chamber at the lower portion thereof for receiving waste, a burner for burning waste in the combustion chamber, light sensing means for detecting a flame at said burner, a liquid fuel supply, conduit means for delivering fuel from the supply to the burner, valve means for turning off delivery of fuel to the burner, and means responsive to the detection of a no-flame condition by said light sensing means for actuating the valve means to turn off thereby preventing puddling of liquid fuel in the combustion chamber.

Claim 22

Dependent Claim 98 words

An incinerating waste disposal system comprising a receptacle having a combustion chamber at the lower portion thereof for receiving waste, a burner for burning waste in the combustion chamber, light sensing means for detecting a flame at said burner, a liquid fuel supply, conduit means for delivering fuel from the supply to the burner, valve means for turning off delivery of fuel to the burner, and means responsive to the detection of a no-flame condition by said light sensing means for actuating the valve means to turn off thereby preventing puddling of liquid fuel in the combustion chamber.

Claim 23

Dependent Claim 131 words

An incinerating waste disposal system for locomotive use on a wheeled carriage, comprising, mounted on said carriage, a housing containing a waste receptacle, a burner for burning received waste, a motor system for driving said carriage, a pressurized fuel system for supplying fuel to said motor system and said burner, venturi exhaust means for exhausting said combustion chamber, means for generating forced air for cooling said motor system, means for directing a portion of said forced air through said venturi exhaust system for exhausting vapors and gases from said combustion chamber, conduit means for delivering fuel from said fuel supply to said burner and including pressure reducing valve means, a supply of compressed air, and conduit means for supplying air from said compressed air supply to said burner as combustion air.

Claim 24

Dependent Claim 131 words

An incinerating waste disposal system for locomotive use on a wheeled carriage, comprising, mounted on said carriage, a housing containing a waste receptacle, a burner for burning received waste, a motor system for driving said carriage, a pressurized fuel system for supplying fuel to said motor system and said burner, venturi exhaust means for exhausting said combustion chamber, means for generating forced air for cooling said motor system, means for directing a portion of said forced air through said venturi exhaust system for exhausting vapors and gases from said combustion chamber, conduit means for delivering fuel from said fuel supply to said burner and including pressure reducing valve means, a supply of compressed air, and conduit means for supplying air from said compressed air supply to said burner as combustion air.

Claim 25

Dependent Claim 46 words

The device of claim 18 including a pressure actuated brake system on said carriage for slowing or stopping said carriage actuated by the supply of compressed air, and said conduit means includes reducer valve means for reducing the pressure of the air supplied as combustion air.

Claim 26

Dependent Claim 75 words

The incinerating device of claim 19 wherein said fuel supply is at a pressure of 30 to 35 psig and the reducer valve in the fuel supply line is for reducing the pressure of fuel at the burner to about 8 psig or less, said compressed air supply is at a pressure of about 140 psig and the reducer valve in the combustion air supply line is for reducing the pressure to about 4 psig.

Claim 27

Dependent Claim 107 words

An incinerating waste disposal system comprising a receptacle having a combustion chamber for receiving waste and a burner for burning waste in the combustion chamber, means for delivering fuel to the burner, means for delivering combustion air to the burner, by-pass means on said combustion air delivering means for delivering a separate stream of air toward the flame supporting portion of the burner from a position spaced therefrom and spark gap igniter means spaced between the by-pass means and the burner frame position for providing an ignition spark for the burner whereby air through by-pass below the ignition spark from said igniter means for igniting the burner.

Claim 28

Dependent Claim 107 words

An incinerating waste disposal system comprising a receptacle having a combustion chamber for receiving waste and a burner for burning waste in the combustion chamber, means for delivering fuel to the burner, means for delivering combustion air to the burner, by-pass means on said combustion air delivering means for delivering a separate stream of air toward the flame supporting portion of the burner from a position spaced therefrom and spark gap igniter means spaced between the by-pass means and the burner frame position for providing an ignition spark for the burner whereby air through by-pass below the ignition spark from said igniter means for igniting the burner.

Claim 29

Dependent Claim 99 words

The device of claim 21 including timer means for establishing a timed burning cycle followed by a timed cooling cycle in which the burner is supplied with fuel during the burning cycle and fuel flow is stopped during the cooling cycle and including electric control means maintaining the igniter actuated continuously during the burning cycle so that opening of the fuel valve during the burning cycle results in delivery of fuel to the burner and ignition of the burner at the flame position and the by-pass means delivers additional combustion air to the burner upon ignition of the burner.

Claim 30

Dependent Claim 64 words

An incinerating waste disposal unit comprising a combustion chamber, a burner for burning waste in the combustion chamber, valve means for controlling the flow of fuel to said burner, an igniter for said burner and time delay control means responsive on actuation of said igniter to turn off said valve means upon lapse of a predetermined time delay period after actuation of the igniter.

Claim 31

Dependent Claim 64 words

An incinerating waste disposal unit comprising a combustion chamber, a burner for burning waste in the combustion chamber, valve means for controlling the flow of fuel to said burner, an igniter for said burner and time delay control means responsive on actuation of said igniter to turn off said valve means upon lapse of a predetermined time delay period after actuation of the igniter.

Claim 32

Dependent Claim 58 words

An incinerating waste disposal unit comprising a wastE receptacle having a combustion chamber, a burner for burning waste in combustion chamber and having a flame-supporting outlet, means for delivering fuel and air to the flame-supporting burner outlet, spark igniter means mounted near the burner outlet and means for blowing ignition sparks from the igniter to the burner outlet.

Claim 33

Dependent Claim 58 words

An incinerating waste disposal unit comprising a wastE receptacle having a combustion chamber, a burner for burning waste in combustion chamber and having a flame-supporting outlet, means for delivering fuel and air to the flame-supporting burner outlet, spark igniter means mounted near the burner outlet and means for blowing ignition sparks from the igniter to the burner outlet.

Claim 34

Dependent Claim 109 words

An incinerating waste disposal unit comprising a waste receptacle having a combustion chamber, a burner for burning waste in the combustion chamber, means for mixing fuel and air for delivery to the burner, an air inlet for said mixing means, an exhaust blower for exhausting hot combustion gases from the combustion chamber mounted in heat exchange proximity to the air inlet for prewarming air entering the mixing means, and a motor for driving both the exhaust blower and mixing means by a common shaft with the mixing means mounted between the blower and motor to act as a heat barrier to protect the motor from heat in the blower.

Claim 35

Dependent Claim 109 words

An incinerating waste disposal unit comprising a waste receptacle having a combustion chamber, a burner for burning waste in the combustion chamber, means for mixing fuel and air for delivery to the burner, an air inlet for said mixing means, an exhaust blower for exhausting hot combustion gases from the combustion chamber mounted in heat exchange proximity to the air inlet for prewarming air entering the mixing means, and a motor for driving both the exhaust blower and mixing means by a common shaft with the mixing means mounted between the blower and motor to act as a heat barrier to protect the motor from heat in the blower.

Claim 36

Dependent Claim 126 words

An incinerating waste disposal system comprising a receiving and combustion chamber in which waste material is received and burned, a housing containing said chamber and having an opening for delivering waste to said chamber, a trap door in said housing between said opening and chamber, a burner in said chamber, means establishing a burning cycle for burning waste and a cooling cycle for cooling said chamber, air inlet means adjacent said burner means responsive to said cycle establishing means for igniting the burner during the burning cycle and extinguishing said burner during the cooling cycle and means including means for drawing air through said chamber for cooling the chamber for establishing a negative pressure in the combustion and receiving chamber during both burning and cooling cycles.

Claim 37

Dependent Claim 126 words

An incinerating waste disposal system comprising a receiving and combustion chamber in which waste material is received and burned, a housing containing said chamber and having an opening for delivering waste to said chamber, a trap door in said housing between said opening and chamber, a burner in said chamber, means establishing a burning cycle for burning waste and a cooling cycle for cooling said chamber, air inlet means adjacent said burner means responsive to said cycle establishing means for igniting the burner during the burning cycle and extinguishing said burner during the cooling cycle and means including means for drawing air through said chamber for cooling the chamber for establishing a negative pressure in the combustion and receiving chamber during both burning and cooling cycles.

Claim 38

Dependent Claim 89 words

An incinerating waste disposal system comprising a receiving and combustion chamber in which waste is received and burned, a cooling jacket around said combustion chamber for cooling the combustion chamber, air inlet means for entry of cooling air into said combustion chamber, a burner in said combustion chamber for burning waste, means for igniting said burner and means for regulating the rate of air flow through said cooling jacket to a high flow rate while said burner is ignited and a low flow rate while said burner is extinguished.

Claim 39

Dependent Claim 89 words

An incinerating waste disposal system comprising a receiving and combustion chamber in which waste is received and burned, a cooling jacket around said combustion chamber for cooling the combustion chamber, air inlet means for entry of cooling air into said combustion chamber, a burner in said combustion chamber for burning waste, means for igniting said burner and means for regulating the rate of air flow through said cooling jacket to a high flow rate while said burner is ignited and a low flow rate while said burner is extinguished.

Claim 40

Dependent Claim 38 words

The incinerating and waste disposal system of claim 27 wherein said regulating means decreases the air flow through said combustion chamber during the burning cycle and increases the air flow through said combustion chamber during the cooling cycle.

Claim 41

Dependent Claim 30 words

The incinerating and waste disposal system of claim 28 wherein said regulating means is a diverter valve for diverting draft of air between the cooling jacket and the combustion chamber.

Claim 42

Dependent Claim 89 words

In an incinerating waste disposal system including a burner, means for cooling the combustion chamber and means for establishing a predetermined timed burning cycle for burning waste followed by a predetermined timed cooling cycle for cooling the combustion chamber, the improvement which comprises manually operable timer and control means for overriding said cycle establishing means and establishing a longer predetermined timed burning cycle, followed by an untimed cooling cycle, and temperature responsive means for terminating said untimed cooling cycle upon cooling of the combustion chamber to a preselected temperature.

Claim 43

Dependent Claim 89 words

In an incinerating waste disposal system including a burner, means for cooling the combustion chamber and means for establishing a predetermined timed burning cycle for burning waste followed by a predetermined timed cooling cycle for cooling the combustion chamber, the improvement which comprises manually operable timer and control means for overriding said cycle establishing means and establishing a longer predetermined timed burning cycle, followed by an untimed cooling cycle, and temperature responsive means for terminating said untimed cooling cycle upon cooling of the combustion chamber to a preselected temperature.

Claim 44

Dependent Claim 85 words

In an incinerating waste disposal unit having a combustion chamber, a burner in the combustion chamber, a burner igniter, means controlling the burner and igniter for intermittent burner operation, and a conduit for supplying a mixture of fuel and air to the burner each time the burner is to be ignited, the improvement which comprises means for evacuating any residual fuel and air from said conduit from a prior burning operation prior to delivery of a fuel-air mixture through the conduit for igniting the burner.

Claim 45

Dependent Claim 85 words

In an incinerating waste disposal unit having a combustion chamber, a burner in the combustion chamber, a burner igniter, means controlling the burner and igniter for intermittent burner operation, and a conduit for supplying a mixture of fuel and air to the burner each time the burner is to be ignited, the improvement which comprises means for evacuating any residual fuel and air from said conduit from a prior burning operation prior to delivery of a fuel-air mixture through the conduit for igniting the burner.

Claim 46

Dependent Claim 57 words

The incinerating waste disposal system of claim 31 wherein said evacuating means includes aiR draft means and including means for blocking delivery of fuel into said conduit until the air flowing through the conduit reaches sufficient velocity for a fuel-air mixture to support a flame at the burner outlet in the absence of backflash within said conduit.

Claim 47

Dependent Claim 27 words

The incinerating waste disposal system of claim 31 including operable valve means for restricting, flow from the outlet of the combustion chamber during operation of the burner.

Claim 48

Dependent Claim 123 words

An incinerating waste disposal system comprising a housing having a top opening and a receiving and combustion chamber for receiving and burning waste disposal below said opening, and a trap door mounted in said housing between said opening and chamber for movement between an open position permitting direct delivery of waste from the opening to the chamber and a generally horizontal closed position shielding said opening from heat from said chamber, said trap door comprising two heat resistant plate members, means securing said plate members in facing spaced relation defining an air cooling jacket therebetween and port means through one of said plate members for drawing air between the plate members and into the combustion chamber with said trap door in closed position.

Claim 49

Dependent Claim 123 words

An incinerating waste disposal system comprising a housing having a top opening and a receiving and combustion chamber for receiving and burning waste disposal below said opening, and a trap door mounted in said housing between said opening and chamber for movement between an open position permitting direct delivery of waste from the opening to the chamber and a generally horizontal closed position shielding said opening from heat from said chamber, said trap door comprising two heat resistant plate members, means securing said plate members in facing spaced relation defining an air cooling jacket therebetween and port means through one of said plate members for drawing air between the plate members and into the combustion chamber with said trap door in closed position.

Claim 50

Dependent Claim 28 words

The incinerating waste disposal system of claim 34 wherein said port means is in the bottom one of said plate members with said trap door in closed position.

Claim 51

Dependent Claim 82 words

The incinerating waste disposal system of claim 35 including walls defining a passageway from said opening to said chamber and wherein said trap door in closed position extends into close proximity with said walls so that air drawn through the air jacket from said port enters the air jacket between the top plate and the passageway walls providing a double wall cooling effect blocking heat radiation from the combustion chamber to opening while permitting air flow from the opening to the chamber.

Claim 52

Dependent Claim 108 words

An incinerating waste disposal device comprising a combustion chamber for receiving waste to be burned, an outlet for directing combustion gases from said combustion chamber, means for delivering combustion gases through the outlet, a cooling jacket around the exterior of said combustion chamber, inlet means from the exterior of the device for cooling air and an outlet from said jacket adjacent the outlet and valve means mounted adjacent the outlet for movement between a position opening the jacket outlet for flow therefrom into the combustion chamber outlet and a position closing the jacket whereby substantially all air is drawn through the combustion chamber into the combustion chamber outlet.

Claim 53

Dependent Claim 108 words

An incinerating waste disposal device comprising a combustion chamber for receiving waste to be burned, an outlet for directing combustion gases from said combustion chamber, means for delivering combustion gases through the outlet, a cooling jacket around the exterior of said combustion chamber, inlet means from the exterior of the device for cooling air and an outlet from said jacket adjacent the outlet and valve means mounted adjacent the outlet for movement between a position opening the jacket outlet for flow therefrom into the combustion chamber outlet and a position closing the jacket whereby substantially all air is drawn through the combustion chamber into the combustion chamber outlet.

Claim 54

Dependent Claim 143 words

An incinerating waste disposal system comprising a receptacle having a combustion chamber at the lower portion thereof for receiving waste, a burner for burning waste in the combustion chamber, light sensing means for detecting a flame at said burner, conduit means for delivering fuel to the burner, valve means for turning off delivery of fuel to the burner, means responsive to the detection of a no-flame condition by said light sensing means for actuating the valve means to turn off, igniter means for igniting the burner and operating continuously while fuel is being supplied to the burner and time delay control means responsive on actuation of the igniter to block response of the light sensing means to a no-flame condition for a predetermined time delay period after actuation of the igniter to give the igniter time to receive and ignite a combustible fluid.

Claim 55

Dependent Claim 143 words

An incinerating waste disposal system comprising a receptacle having a combustion chamber at the lower portion thereof for receiving waste, a burner for burning waste in the combustion chamber, light sensing means for detecting a flame at said burner, conduit means for delivering fuel to the burner, valve means for turning off delivery of fuel to the burner, means responsive to the detection of a no-flame condition by said light sensing means for actuating the valve means to turn off, igniter means for igniting the burner and operating continuously while fuel is being supplied to the burner and time delay control means responsive on actuation of the igniter to block response of the light sensing means to a no-flame condition for a predetermined time delay period after actuation of the igniter to give the igniter time to receive and ignite a combustible fluid.

Claim 56

Dependent Claim 42 words

The device of claim 38 wherein said light sensing means comprises a photocell mounted at a position remote from said burner and fiber optics cord means extending from said burner from said photocell for delivering light from the burner to the photocell.

Claim 57

Dependent Claim 127 words

An incinerating waste disposal system comprising a receptacle having a combustion chamber at the lower portion thereof for receiving waste, a burner for burning waste in the combustion chamber, light sensing means for detecting a flame at said burner, conduit means for delivering fuel to the burner, valve means for turning off delivery of fuel to the burner, means responsive to the detection of a no-flame condition by said light sensing means for actuating the valve means to turn off, igniter means for the burner, means for operating the igniter continuously while fuel is being supplied to the burner, said responsive means deactuating the igniter responsive to a no-flame condition, and delay means for delaying the response of the responsive means for a short period of time.

Claim 58

Dependent Claim 127 words

An incinerating waste disposal system comprising a receptacle having a combustion chamber at the lower portion thereof for receiving waste, a burner for burning waste in the combustion chamber, light sensing means for detecting a flame at said burner, conduit means for delivering fuel to the burner, valve means for turning off delivery of fuel to the burner, means responsive to the detection of a no-flame condition by said light sensing means for actuating the valve means to turn off, igniter means for the burner, means for operating the igniter continuously while fuel is being supplied to the burner, said responsive means deactuating the igniter responsive to a no-flame condition, and delay means for delaying the response of the responsive means for a short period of time.

Claim 59

Dependent Claim 120 words

An incinerating waste disposal system comprising a first cabinet having a seat on the top thereof and a top waste receiving port through the seat and containing a combustion chamber for receiving waste from said port, a burner in said combustion chamber, cover means for opening and closing said port, and hinge means mounting said cover means adjacent the rear of the seat for swinging upward and backward to open the port, a second cabinet mounted on top of said first cabinet behind the seat and cover and having a front for receiving the cover in open position, light detector means in said second cabinet and means for delivering light of a flame at said burner to said detector means.

Claim 60

Dependent Claim 120 words

An incinerating waste disposal system comprising a first cabinet having a seat on the top thereof and a top waste receiving port through the seat and containing a combustion chamber for receiving waste from said port, a burner in said combustion chamber, cover means for opening and closing said port, and hinge means mounting said cover means adjacent the rear of the seat for swinging upward and backward to open the port, a second cabinet mounted on top of said first cabinet behind the seat and cover and having a front for receiving the cover in open position, light detector means in said second cabinet and means for delivering light of a flame at said burner to said detector means.

Claim 61

Dependent Claim 76 words

An incinerating waste disposal system comprising a combustion chamber for receiving waste, a burner in said combustion chamber, cover means for opening and closing said port, conduit means for delivering fuel to the burner, light sensing means for sensing a flame at the burner, valve means for turning off delivery of fuel to the burner, and means responsive to the detection of a no-flame condition by said light sensing means for turning off the valve means.

Claim 62

Dependent Claim 76 words

An incinerating waste disposal system comprising a combustion chamber for receiving waste, a burner in said combustion chamber, cover means for opening and closing said port, conduit means for delivering fuel to the burner, light sensing means for sensing a flame at the burner, valve means for turning off delivery of fuel to the burner, and means responsive to the detection of a no-flame condition by said light sensing means for turning off the valve means.

Claim 63

Dependent Claim 85 words

An incinerating waste disposal unit comprising a waste receptacle having a combustion chamber, a burner for burning waste in the combustion chamber, means for mixing fuel and air for delivery to the burner, an exhaust blower for exhausting hot combustion gases from the combustion chamber and a motor for driving both the exhaust blower and mixing means by a common shaft, said mixing means mounted between the blower and motor to act as a heat barrier to protect the motor from heat in the blower.

Claim 64

Dependent Claim 85 words

An incinerating waste disposal unit comprising a waste receptacle having a combustion chamber, a burner for burning waste in the combustion chamber, means for mixing fuel and air for delivery to the burner, an exhaust blower for exhausting hot combustion gases from the combustion chamber and a motor for driving both the exhaust blower and mixing means by a common shaft, said mixing means mounted between the blower and motor to act as a heat barrier to protect the motor from heat in the blower.

Claim 65

Dependent Claim 68 words

In an incinerating waste disposal system including a burner, means for cooling the combustion chamber and means for establishing a predetermined timed burning cycle for burning waste followed by a predetermined timed cooling cycle for cooling the combustion chamber, the improvement which comprises manually operable timer and control means for overriding said cycle establishing means and establishing a longer predetermined timed burning cycle, followed by a cooling cycle.

Claim 66

Dependent Claim 68 words

In an incinerating waste disposal system including a burner, means for cooling the combustion chamber and means for establishing a predetermined timed burning cycle for burning waste followed by a predetermined timed cooling cycle for cooling the combustion chamber, the improvement which comprises manually operable timer and control means for overriding said cycle establishing means and establishing a longer predetermined timed burning cycle, followed by a cooling cycle.

Claim 67

Dependent Claim 104 words

An incinerating waste disposal device comprising a housing containing a waste receptacle, a burner for burning received waste, a pressurized fuel system for supplying fuel to said burner, venturi exhaust means for exhausting said combustion chamber, means for generating forced air, means for directing a portion of said forced air through said venturi exhaust system for exhausting vapors and gases from said combustion chamber, conduit means for delivering fuel from said fuel supply to said burner and including pressure reducing valve means, a supply of compressed air, and conduit means for supplying air from said compressed air supply to said burner as combustion air.

Claim 68

Dependent Claim 104 words

An incinerating waste disposal device comprising a housing containing a waste receptacle, a burner for burning received waste, a pressurized fuel system for supplying fuel to said burner, venturi exhaust means for exhausting said combustion chamber, means for generating forced air, means for directing a portion of said forced air through said venturi exhaust system for exhausting vapors and gases from said combustion chamber, conduit means for delivering fuel from said fuel supply to said burner and including pressure reducing valve means, a supply of compressed air, and conduit means for supplying air from said compressed air supply to said burner as combustion air.

Claim 69

Dependent Claim 24 words

The device of claim 45 wherein said conduit means includes reducer valve means for reducing the pressure of the air supplied as combustion air.

Claim 70

Dependent Claim 74 words

The incinerating device of claim 46 wherein said fuel supply is at a pressure of 30 to 35 psig and the reducer valve in the fuel supply line is for reducing the pressure of fuel at the burner to about 8 psig or less, said compressed air supply is at a pressure of about 140 psig and the reducer valve in the combustion air supply line is reducing the pressure to about 4 psig.

Claim 71

Dependent Claim 108 words

An incinerating waste disposal device, comprising a housing, a combustion chamber in the housing for receiving and burning waste, a burner haVing a nozzle for directing a flame into the combustion chamber, inlet means to said combustion chamber, for the passage therethrough of air from the exterior of said housing for burning purposes, outlet means from said combustion chamber for the passage therethrough of air and products of combustion for exhaust purposes, and passage means about the exterior of said combustion chamber and in communication with said outlet means for directing the air about the combustion chamber for cooling purposes and to exhaust the aire from said housing.

Claim 72

Dependent Claim 108 words

An incinerating waste disposal device, comprising a housing, a combustion chamber in the housing for receiving and burning waste, a burner haVing a nozzle for directing a flame into the combustion chamber, inlet means to said combustion chamber, for the passage therethrough of air from the exterior of said housing for burning purposes, outlet means from said combustion chamber for the passage therethrough of air and products of combustion for exhaust purposes, and passage means about the exterior of said combustion chamber and in communication with said outlet means for directing the air about the combustion chamber for cooling purposes and to exhaust the aire from said housing.

Claim 73

Dependent Claim 19 words

The device of claim 48 wherein said passage means substantially surrounds the sides and bottom of said combustion chamber.

Claim 74

Dependent Claim 76 words

An incinerating waste disposal system comprising a receptacle having a combustion chamber at the lower portion thereof for receiving waste, a burner for burning waste in the combustion chamber, light sensing means for detecting a flame at said burner, a fuel supply, means for delivering fuel from the supply to the burner, and means responsive to the detection of a no-flame condition by said light sensing means for turning off delivery of fuel to the burner.

Claim 75

Dependent Claim 76 words

An incinerating waste disposal system comprising a receptacle having a combustion chamber at the lower portion thereof for receiving waste, a burner for burning waste in the combustion chamber, light sensing means for detecting a flame at said burner, a fuel supply, means for delivering fuel from the supply to the burner, and means responsive to the detection of a no-flame condition by said light sensing means for turning off delivery of fuel to the burner.

Claim 76

Dependent Claim 100 words

An incinerating disposal device comprising a lower cabinet, a combustion chamber mounted in said lower cabinet for receiving waste, a burner for burning waste in the combustion chamber and an igniter for igniting the burner, a hinged cover at the top of said lower cabinet, a back support cabinet supported on and upstanding from the rear portion of said lower cabinet behind said cover, a photocell mounted in said upper cabinet and fiber optics cord means extending from said burner to said photocell for delivering light from the burner in the lower cabinet to the photocell in the upper cabinet.

Claim 77

Dependent Claim 100 words

An incinerating disposal device comprising a lower cabinet, a combustion chamber mounted in said lower cabinet for receiving waste, a burner for burning waste in the combustion chamber and an igniter for igniting the burner, a hinged cover at the top of said lower cabinet, a back support cabinet supported on and upstanding from the rear portion of said lower cabinet behind said cover, a photocell mounted in said upper cabinet and fiber optics cord means extending from said burner to said photocell for delivering light from the burner in the lower cabinet to the photocell in the upper cabinet.

Annuity Stage	Window Opens	Payment Deadline	Surcharge Period Until	Estimated Fee	Status
3.5 Years (Year 4)	1976-08-13	1977-02-12	1977-08-14	$2000.00	Window Closed / Lapsed
7.5 Years (Year 8)	1980-08-13	1981-02-12	1981-08-14	$3760.00	Window Closed / Lapsed
11.5 Years (Year 12)	1984-08-13	1985-02-12	1985-08-14	$7700.00	Window Closed / Lapsed

Dry sanitary toilet

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