Patent US4450758A successfully refreshed from Google Patents.
US4450758A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary cooking device
Assignee: Individual
•
Filing: 1982-01-04
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Granted: 1984-05-29
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Expires: 2002-01-04
Abstract
Abstract An improvement in an automatic cooking apparatus having a rotating wide-mouthed vessel closed with a lid and driven from the end opposite the open end of the vessel. Heating means are provided along a portion of the vessel circumference and are controlled to maintain food contained within the vessel at a predetermined temperature for a preset time. Means are provided to supply a predetermined quantity of heat to the cooking vessel without the need for a temperature sensing means.
Inventors
- 👤 Irving R. Belinkoff
- 👤 Bruno Satkunas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 04:05
CPC Classifications
A; A47; A47J; A47J37/00; A47J37/04; A47J37/047
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
129 words
In an automatic food cooker including a rotatable cooking vessel having an open end and a closed end, driving means for rotating the vessel, a lid for closing the open end of the vessel, a housing for containing the driving means and supporting the vessel, means carried by the housing for heating the vessel, and means for controlling the temperature of the heat applied to the vessel, the improvement comprising: (a) a pivot assembly carried by the housing for engaging the lid of the vessel and securing the vessel in position on the housing for rotation by the driving means; and (b) means carried by the lid for engagement with the pivot assembly to permit rotation of both the lid and the vessel with respect to the pivot assembly.
Claim 2
Dependent Claim
129 words
In an automatic food cooker including a rotatable cooking vessel having an open end and a closed end, driving means for rotating the vessel, a lid for closing the open end of the vessel, a housing for containing the driving means and supporting the vessel, means carried by the housing for heating the vessel, and means for controlling the temperature of the heat applied to the vessel, the improvement comprising: (a) a pivot assembly carried by the housing for engaging the lid of the vessel and securing the vessel in position on the housing for rotation by the driving means; and (b) means carried by the lid for engagement with the pivot assembly to permit rotation of both the lid and the vessel with respect to the pivot assembly.
Claim 3
Dependent Claim
86 words
The automatic food cooker of claim 1 further including: (a) a mounting plate disposed in the housing for supporting the driving means; (b) a drive cup carried and driven by the driving means for receiving the closed end of the cooking vessel; (c) a plurality of drive segments carried by the drive cup for engaging the closed end of the vessel; and (d) means carried by the closed end of the vessel for engagement by the drive segments to rotate the vessel by the driving means.
Claim 4
Dependent Claim
42 words
The automatic cooker of claim 1 wherein the temperature controlling means further includes means for programming and controlling the heating means over an elapsed time for supplying a predetermined quantity of heat to the cooking vessel over a predetermined period of time.
Claim 5
Dependent Claim
29 words
The food cooker in accordance with claim 3 wherein said means for programming and controlling the heating means over an elapsed time comprises timer means and duty cycling means.
Claim 6
Dependent Claim
45 words
The food cooker in accordance with claim 1 wherein the axis of rotation of said cooking vessel form an acute angle with respect to the horizontal and the vessel lid means is elevated with respect to end of the vessel opposite the open end thereof.
Claim 7
Dependent Claim
35 words
The food cooker in accordance with claim 5 wherein said acute angle is varied relative to the contents of said cooking vessel wherein said contents coat the entire inner wall of said vessel when rotating.
Claim 8
Dependent Claim
18 words
The food cooker in accordance with claim 5 wherein said vessel rotates symmetrically about its axis of rotation.
References Cited (Backward Citations)
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Cited
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Cited
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Cited
US4048473A
Cited
US4120981A
Cited
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US4304177A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1987-05-29 | 1987-11-28 | 1988-05-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1991-05-29 | 1991-11-28 | 1992-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1995-05-29 | 1995-11-28 | 1996-05-29 | $7700.00 | Window Closed / Lapsed |