Traveling pneumatic cleaner filter

Claim 2

In a traveling pneumatic cleaner for collection of fiber waste from a textile mill room and including fan housing means movable along a track over textile machines and having at least one air outlet portion thereon provided with an air discharge opening, a generally cylindrical fiber waste receptacle having a substantially vertically disposed generally cylindrical wall carried by the housing means and communicating therewith via the air discharge opening with the air discharge opening located near the upper end of the receptacle and being offset laterally with respect to the substantially vertical axis of the receptacle cylindrical wall, a suction inlet carried by and communicating with the fan housing means and adapted to receive therein fiber waste generated by the textile machines, and fan means for inducing flow of a suction air current into and through the suction inlet and the housing means and for directing fiber waste entrained in the air current through the discharge opening and into the receptacle as the air current is exhausted from the receptacle to the ambient; the combination therewith of an improvement which aids in the reduction of discharge of fine particles from the cleaner and comprising a filter means positioned in the receptacle and defining a surface of revolution so arranged relative to the laterally offset opening into the receptacle and relative to the cylindrical wall of the receptacle that the air current entering the receptacle will be directed around the outer surface of the filter means and then through the filter means with the velocity of the air current being diminished and lowered as it passes through the filter means.

Claim 3

Apparatus according to claim 1 wherein the receptacle cylindrical wall is provided with an open upper end and access door means for defining the bottom of the receptacle and adapted to be opened for removal of collected fiber waste from the receptacle, and said filter means is provided with an upper end fitted to the open upper end of the cylindrical wall such that said outer surface of the filter means extends about the substantially vertical axis of said cylindrical wall.

Claim 4

Apparatus according to claim 1 wherein said filter means comprises a filter body having a wall of relatively thin, rigid, foraminous sheet material, and a porous foam filter medium so positioned with respect to said wall that the air current flowing through said body wall also passes through said foam filter medium.

Claim 5

Apparatus according to claim 1 wherein said filter means includes a foam filter medium so positioned that the air current passes therethrough in its course through said filter means to the ambient.

Claim 6

Apparatus according to claim 1 wherein said filter means comprises a substantially vertically disposed generally conical body of relatively thin, rigid, foraminous sheet material defining said surface of revolution.

Claim 7

Apparatus according to claim 5 wherein said filter means further comprises a porous foam filter medium so positioned with respect to said conical body that the air current flowing through said conical body also flows through said foam filter medium.

Claim 8

Apparatus according to claim 5 wherein said filter means further comprises a porous foam filter medium positioned against the downstream surface of said conical body with respect to the direction of flow of the air current through said filter means.

Claim 9

Apparatus according to claim 7 wherein said foam filter medium is removably mounted in said conical body and is of preformed generally conical configuration to be self-sustaining in such configuration when removed from said conical body.

Claim 10

Apparatus according to claim 8 wherein said end closure member comprises a foraminous plate secured to the smaller end of said frusto-conical body.

Claim 11

Apparatus according to claim 1 wherein said filter means comprises a substantially vertically disposed foraminous frusto-conical filter body having a larger end and a smaller end with its smaller end facing downwardly within the receptacle, said smaller end of said filter body being spaced above the lower end of said receptacle, and an end closure member closing the smaller end of said filter body.

Claim 12

Apparatus according to claim 1 wherein said filter means comprises a substantially vertically disposed frusto-conical filter body of relatively thin, rigid, foraminous sheet material and having a larger end and a smaller end with its smaller end facing downwardly and spaced above the lower end of said receptacle, a porous foam filter medium of generally conical configuration adapted to be matingly received in said frusto-conical filter body and against said sheet material thereof, and means for releasably retaining said foam filter medium in said filter body.

Claim 13

Apparatus according to claim 11 wherein said foam filter medium is relatively thick and spongy, and wherein said means for releasably retaining said foam filter medium in said filter body comprises an annular flange axially of said filter body and being attached to said larger end thereof, said flange projecting radially inwardly from said frusto-conical filter body and having a lip portion thereon projecting generally axially inwardly from said flange, said lip portion being spaced inwardly from said sheet material of the body so that portions of said foam filter medium may be tucked manually between said sheet material and said lip portion to aid in releasably retaining said foam filter medium in said filter body.

Claim 14

In a traveling pneumatic cleaner for collection of fiber waste from a textile mill room and including fan housing means movable along a track over textile machines, a fiber waste receptacle carried by and communicating with the fan housing means and having a substantially vertically disposed cylindrical wall having an open upper end and access door means for defining the bottom of the receptacle and adapted to be opened for removal of collected fiber waste from the receptacle, a suction inlet carried by and communicating with the fan housing means and adapted to receive therein fiber waste generated by the textile machines, and fan means for inducing flow of a suction air current into and through the suction inlet and the housing means and for directing fiber waste entrained in the air current into the receptacle as the air current is exhausted from the receptacle; the combination therewith of an improvement which aids in the reduction of discharge of fine particles from the cleaner and comprising a filter means positioned in the receptacle and defining a surface of revolution, said filter means having an upper end fitted to the open upper end of the cylindrical wall such that the surface of said filter means extends about the substantially vertical central axis of the cylindrical wall, and the receptacle communicating with the fan housing means via an air outlet portion on the fan housing means which is communicatively connected with the upper portion of the cylindrical wall in offset relation to said vertical axis thereof and adjacent and below the upper end of the filter means so that the air current entering the receptacle will be directed around the outer surface of the filter means.

Claim 15

In a traveling pneumatic cleaner for collection of fiber waste from a textile mill room and including fan housing means movable along a track over textile machines, a fiber waste receptacle carried by and communicating with the fan housing means and having a substantially vertically disposed cylindrical wall having an open upper end and access door means for defining the bottom of the receptacle and adapted to be opened for removal of collected fiber waste from the receptacle, a suction inlet carried by and communicating with the fan housing means and adapted to receive therein fiber waste generated by the textile machines, and fan means for inducing flow of a suction air current into and through the suction inlet and the housing means and for directing fiber waste entrained in the air current into the receptacle as the air current is exhausted from the receptacle; the combination therewith of an improvement which aids in the reduction of discharge of fine particles from the cleaner and comprising a filter means positioned in the receptacle and defining a surface of revolution, said filter means having an upper end fitted to the open upper end of the cylindrical wall such that the surface of said filter means extends about the substantially vertical central axis of the cylindrical wall, and the receptacle communicating with the fan housing means via an air outlet portion on the fan housing means which is communicatively connected with the upper portion of the cylindrical wall in offset relation to said vertical axis thereof and adjacent and below the upper end of the filter means so that the air current entering the receptacle will be directed around the outer surface of the filter means.

Claim 16

In a traveling pneumatic cleaner for collection of fiber waste from a textile mill room and including fan housing means movable along a track over textile machines, a fiber waste receptacle carried by and communicating with the fan housing means and having a substantially vertically disposed cylindrical wall having an open upper end and access door means for defining the bottom of the receptacle and adapted to be opened for removal of collected fiber waste from the receptacle, a suction inlet carried by and communicating with the fan housing means and adapted to receive therein fiber waste generated by the textile machines, and fan means for inducing flow of a suction air current into and through the suction inlet and the housing means and for directing fiber waste entrained in the air current into the receptacle as the air current is exhausted from the receptacle; the combination therewith of an improvement which aids in the reduction of discharge of fine particles from the cleaner and comprising a filter means positioned in the receptacle and defining a surface of revolution, said filter means having an upper end fitted to the open upper end of the cylindrical wall such that the surface of said filter means extends about the substantially vertical central axis of the cylindrical wall, the receptacle communicating with the fan housing means via an air outlet portion on the fan housing means which is communicatively connected with the upper portion of the cylindrical wall in offset relation to said vertical axis thereof and adjacent and below the upper end of said filter means so that the air current entering the receptacle will be directed around the outer surface of the filter means, and baffle means extending substantially radially outwardly from said filter means toward the cylindrical wall and being disposed adjacent and downstream of the air outlet portion of the fan housing means and also being positioned to one side of the air outlet portion such as to aid in directing the air current from the outlet portion in a generally circular path about the surface of the filter means while restricting the velocity of any cyclonic air current thereabout.

Claim 17

In a traveling pneumatic cleaner for collection of fiber waste from a textile mill room and including fan housing means movable along a track over textile machines, a fiber waste receptacle carried by and communicating with the fan housing means and having a substantially vertically disposed cylindrical wall having an open upper end and access door means for defining the bottom of the receptacle and adapted to be opened for removal of collected fiber waste from the receptacle, a suction inlet carried by and communicating with the fan housing means and adapted to receive therein fiber waste generated by the textile machines, and fan means for inducing flow of a suction air current into and through the suction inlet and the housing means and for directing fiber waste entrained in the air current into the receptacle as the air current is exhausted from the receptacle; the combination therewith of an improvement which aids in the reduction of discharge of fine particles from the cleaner and comprising a filter means positioned in the receptacle and defining a surface of revolution, said filter means having an upper end fitted to the open upper end of the cylindrical wall such that the surface of said filter means extends about the substantially vertical central axis of the cylindrical wall, the receptacle communicating with the fan housing means via an air outlet portion on the fan housing means which is communicatively connected with the upper portion of the cylindrical wall in offset relation to said vertical axis thereof and adjacent and below the upper end of said filter means so that the air current entering the receptacle will be directed around the outer surface of the filter means, and baffle means extending substantially radially outwardly from said filter means toward the cylindrical wall and being disposed adjacent and downstream of the air outlet portion of the fan housing means and also being positioned to one side of the air outlet portion such as to aid in directing the air current from the outlet portion in a generally circular path about the surface of the filter means while restricting the velocity of any cyclonic air current thereabout.

Claim 18

In a traveling penumatic cleaner for collection of fiber waste from a textile mill room and including fan housing means movable along a track over textile machines, a fiber waste receptacle having a substantially vertical axis and carried by and communicating with the fan housing means, a suction inlet carried by and communicating with the fan housing means and adapted to receive therein fiber waste generated by the textile machines, and fan means for inducing flow of a suction air current into and through the suction inlet and the housing means and for directing fiber waste entrained in the air current into the receptacle as the air current is exhausted from the receptacle; the combination therewith of an improvement which aids in the reduction of discharge of fine particles from the cleaner and comprising a filter means positioned in the receptacle and defining a surface of revolution, the receptacle communicating with the fan housing means via an air outlet portion on the fan housing means which is communicatively connected with the upper portion of the receptacle in offset relation to said vertical axis thereof and adjacent and below the upper end of the filter means so that the air current entering the receptacle will be directed around the outer surface of the filter means, said filter means comprising a substantially vertically disposed foraminous frusto-conical filter body having a larger end and a smaller end with its smaller end facing downwardly within the receptacle, said smaller end of said filter body being spaced above the lower end of the receptacle, and end closure member closing the smaller end of said filter body, and baffle means extending substantially radially between said frusto-conical body and the inner surface of the receptacle and being positioned adjacent and to one side of the air outlet portion such as to aid in directing the air current in a generally circular path about said filter body.

Claim 19

In a traveling penumatic cleaner for collection of fiber waste from a textile mill room and including fan housing means movable along a track over textile machines, a fiber waste receptacle having a substantially vertical axis and carried by and communicating with the fan housing means, a suction inlet carried by and communicating with the fan housing means and adapted to receive therein fiber waste generated by the textile machines, and fan means for inducing flow of a suction air current into and through the suction inlet and the housing means and for directing fiber waste entrained in the air current into the receptacle as the air current is exhausted from the receptacle; the combination therewith of an improvement which aids in the reduction of discharge of fine particles from the cleaner and comprising a filter means positioned in the receptacle and defining a surface of revolution, the receptacle communicating with the fan housing means via an air outlet portion on the fan housing means which is communicatively connected with the upper portion of the receptacle in offset relation to said vertical axis thereof and adjacent and below the upper end of the filter means so that the air current entering the receptacle will be directed around the outer surface of the filter means, said filter means comprising a substantially vertically disposed foraminous frusto-conical filter body having a larger end and a smaller end with its smaller end facing downwardly within the receptacle, said smaller end of said filter body being spaced above the lower end of the receptacle, and end closure member closing the smaller end of said filter body, and baffle means extending substantially radially between said frusto-conical body and the inner surface of the receptacle and being positioned adjacent and to one side of the air outlet portion such as to aid in directing the air current in a generally circular path about said filter body.

Claim 20

In a traveling penumatic cleaner for collection of fiber waste from a textile mill room and including fan housing means movable along a track over textile machines, a fiber waste receptacle having a substantially vertical axis and carried by and communicating with the fan housing means, a suction inlet carried by and communicating with the fan housing means and adapted to receive therein fiber waste generated by the textile machines, and fan means for inducing flow of a suction air current into and through the suction inlet and the housing means and for directing fiber waste entrained in the air current into the receptacle as the air current is exhausted from the receptacle; the combination therewith of an improvement which aids in the reduction of discharge of fine particles from the cleaner and comprising a filter means positioned in the receptacle and defining a surface of revolution, the receptacle communicating with the fan housing means via an air outlet portion on the fan housing means which is communicatively connected with the upper portion of the receptacle in offset relation to said vertical axis thereof and adjacent and below the upper end of the filter means so that the air current entering the receptacle will be directed around the outer surface of the filter means, said filter means comprising a substantially vertically disposed foraminous frusto-conical filter body having a larger end and a smaller end with its smaller end facing downwardly within the receptacle, said smaller end of said filter body being spaced above the lower end of the receptacle, an end closure member closing the smaller end of said filter body, substantially right-triangular configuration baffle means extending substantially radially between said frusto-conical body and the inner surface of the receptacle and being positioned adjacent and to one side of the air outlet portion such as to aid in directing the air current in a generally circular path about said filter body, and means for detachably securing said baffle means to said frusto-conical filter body to facilitate storing a plurality of said frusto-conical bodies in nesting relationship before assembling the same in respective receptacles.

Claim 21

In a traveling penumatic cleaner for collection of fiber waste from a textile mill room and including fan housing means movable along a track over textile machines, a fiber waste receptacle having a substantially vertical axis and carried by and communicating with the fan housing means, a suction inlet carried by and communicating with the fan housing means and adapted to receive therein fiber waste generated by the textile machines, and fan means for inducing flow of a suction air current into and through the suction inlet and the housing means and for directing fiber waste entrained in the air current into the receptacle as the air current is exhausted from the receptacle; the combination therewith of an improvement which aids in the reduction of discharge of fine particles from the cleaner and comprising a filter means positioned in the receptacle and defining a surface of revolution, the receptacle communicating with the fan housing means via an air outlet portion on the fan housing means which is communicatively connected with the upper portion of the receptacle in offset relation to said vertical axis thereof and adjacent and below the upper end of the filter means so that the air current entering the receptacle will be directed around the outer surface of the filter means, said filter means comprising a substantially vertically disposed foraminous frusto-conical filter body having a larger end and a smaller end with its smaller end facing downwardly within the receptacle, said smaller end of said filter body being spaced above the lower end of the receptacle, an end closure member closing the smaller end of said filter body, substantially right-triangular configuration baffle means extending substantially radially between said frusto-conical body and the inner surface of the receptacle and being positioned adjacent and to one side of the air outlet portion such as to aid in directing the air current in a generally circular path about said filter body, and means for detachably securing said baffle means to said frusto-conical filter body to facilitate storing a plurality of said frusto-conical bodies in nesting relationship before assembling the same in respective receptacles.

Claim 22

A filter means for use in a fiber waste collection receptacle of a traveling pneumatic cleaner for textile rooms and comprising a generally conical filter body of relatively thin, rigid, foraminous sheet material, a porous foam filter medium of generally conical configuration adapted to be matingly received in said conical filter body and against said sheet material thereof, and means for releasably retaining said foam filter medium in said filter body.

Claim 23

A filter means for use in a fiber waste collection receptacle of a traveling pneumatic cleaner for textile rooms and comprising a generally conical filter body of relatively thin, rigid, foraminous sheet material, a porous foam filter medium of generally conical configuration adapted to be matingly received in said conical filter body and against said sheet material thereof, and means for releasably retaining said foam filter medium in said filter body.

Claim 24

A filter means as claimed in claim 17 wherein said foam filter medium is relatively thick and spongy, and wherein said means for releasably retaining said foam filter medium in said filter body comprises an annular flange attached to the larger end of and projecting radially inwardly from said conical filter body, a lip portion on and projecting generally axially inwardly from said flange and being spaced inwardly from said body sheet material so that portions of said foam filter medium may be tucked between said body sheet material and said lip portion for retaining said foam filter medium in said filter body.