Patent US3965808A successfully refreshed from Google Patents.
US3965808A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Internal bun toaster
Assignee: Individual
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Filing: 1975-08-07
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Granted: 1976-06-29
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Expires: 1995-08-07
Abstract
Abstract A bun or roll toaster wherein the bun is spiked over and around the polytetrafluoroethylene-coated, stainless steel spike with an interior copper sleeve enclosing an easily controlled heating element whereby on removal from the spike the bun is toasted internally, with an opening appropriately sized for the item to be sandwiched therein, such as a cylindrical sausage, frankfurter, hamburger or sausage patty.
Inventors
- 👤 Albert Etienne Chomette
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:58
CPC Classifications
A; A47; A47J; A47J37/00; A47J37/06; A47J37/08; A47J37/0864
Claims Analysis
Total Claims: 13
Claim 1
Independent Claim
172 words
An internal bun toaster comprising a base cabinet open only downwardly, said cabinet having a smooth upper and side exterior with no depressions therein, a toasting spike extending upwardly from the highest plane of said base, and having a smooth surface with no depressions therein, said spike having a sharp edge or point at its uppermost extent that will readily penetrate the interior of a bun placed longitudinally down over said spike, said spike being shaped to extend throughout a substantial portion of the largest interior plane of said bun, electrical heating means imbedded in said spike and capable of heating the exterior surface of said spike sufficient to warm or toast buns in contact therewith, a switch mounted on said base below said spike to variably control the input of electric power to said heating means, a hooded electrical socket mounted on said base below said spike adapted to prevent collection of crumbs and dirt, and electrical connections between said socket, switch and spike located within the interior of said base.
Claim 2
Dependent Claim
172 words
An internal bun toaster comprising a base cabinet open only downwardly, said cabinet having a smooth upper and side exterior with no depressions therein, a toasting spike extending upwardly from the highest plane of said base, and having a smooth surface with no depressions therein, said spike having a sharp edge or point at its uppermost extent that will readily penetrate the interior of a bun placed longitudinally down over said spike, said spike being shaped to extend throughout a substantial portion of the largest interior plane of said bun, electrical heating means imbedded in said spike and capable of heating the exterior surface of said spike sufficient to warm or toast buns in contact therewith, a switch mounted on said base below said spike to variably control the input of electric power to said heating means, a hooded electrical socket mounted on said base below said spike adapted to prevent collection of crumbs and dirt, and electrical connections between said socket, switch and spike located within the interior of said base.
Claim 3
Dependent Claim
20 words
The bun toaster of claim 1 wherein the exterior of said spike is capable of heating from 150° to 450°F.
Claim 4
Dependent Claim
20 words
The bun toaster of claim 2 wherein the exteriors of said base and said spike are formed of stainless steel.
Claim 5
Dependent Claim
22 words
The bun toaster of claim 3 wherein a copper sleeve is positioned between said stainless steel exterior and said electrical heating means.
Claim 6
Dependent Claim
13 words
The bun toaster of claim 3 wherein said spike is coated with polytetrafluoroethylene.
Claim 7
Dependent Claim
26 words
The bun toaster of claim 3 wherein said spike is cylindrical shaped with a sharp point at the top and sized to penetrate a cylindrical bun.
Claim 8
Dependent Claim
17 words
The bun toaster of claim 6 wherein the top end of said spike is coated with polytetrafluoroethylene.
Claim 9
Dependent Claim
22 words
The bun toaster of claim 7 wherein a copper sleeve is positioned between said stainless steel exterior and said electrical heating means.
Claim 10
Dependent Claim
14 words
The bun toaster of claim 1 with means for grounding at said electrical socket.
Claim 11
Dependent Claim
24 words
The bun toaster of claim 1 wherein a light fuse is located within the circuitry that lights when the heat source circuit is broken.
Claim 12
Dependent Claim
27 words
The bun toaster of claim 1 wherein a heat lamp is located within the spike circuit that lights when said surface temperature is above a set temperature.
Claim 13
Dependent Claim
14 words
The bun toaster of claim 11 wherein said set temperature is above 150° F.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1979-06-29 | 1979-12-29 | 1980-06-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-06-29 | 1983-12-29 | 1984-06-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-06-29 | 1987-12-29 | 1988-06-29 | $7700.00 | Window Closed / Lapsed |