US4254319A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable microwave oven-turntable device
Assignee: Individual
•
Filing: 1979-06-25
•
Granted: 1981-03-03
•
Expires: 1999-06-25
Abstract
Abstract In a preferred embodiment of the invention, a totally non-metallic and portable turntable and driving mechanism thereof, insertable into microwave oven space the same as any other item would be placed into the oven space, having a plastic coil spring as the driving mechanism thereof, and having an optionally utilizable detachably mountable stationary stiring arm which stirs food cooking within a vessel being revolved on the revolting turntable.
Inventors
- 👤 Bruce Beh
- 👤 Patricia M. Beh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 07:34
CPC Classifications
H; H05; H05B; H05B6/00; H05B6/64; H05B6/6408; H05B6/6411; A; A47; A47J; A47J37/00; A47J37/04; A47J37/046
Claims Analysis
Total Claims: 18
Claim 1
Independent Claim
186 words
A portable microwave oven-turntable device comprising a non-metallic drive means for imparting rotary motion to a turntable, and a non-metallic turntable connected to be driven by said non-metallic drive means the non-metallic drive means including a spring, and the non-metallic drive means being further adapted for controlled winding and controlled release of energy, and in which the non-metallic turntable includes turntable means for supporting and for revolving a supported cooking utensil in a substantially horizontal plane and at a predetermined rate of revolutions per minute sufficient to effect proper microwave cooking of a food carried by a supported cooking utensil, said turntable means being connected operatively to the non-metallic spring as to be driven by release of energy therefrom in a wound state, and portable support means for mounting each of said non-metallic drive means and said non-metallic turntable; and the portable support means and the non-metallic drive means and the non-metallic turntable as a unit being of a size and shape adapted for insertion into a microwave oven cooking space and for the support and revolving of food to be cooked in a microwave oven.
Claim 2
Dependent Claim
186 words
A portable microwave oven-turntable device comprising a non-metallic drive means for imparting rotary motion to a turntable, and a non-metallic turntable connected to be driven by said non-metallic drive means the non-metallic drive means including a spring, and the non-metallic drive means being further adapted for controlled winding and controlled release of energy, and in which the non-metallic turntable includes turntable means for supporting and for revolving a supported cooking utensil in a substantially horizontal plane and at a predetermined rate of revolutions per minute sufficient to effect proper microwave cooking of a food carried by a supported cooking utensil, said turntable means being connected operatively to the non-metallic spring as to be driven by release of energy therefrom in a wound state, and portable support means for mounting each of said non-metallic drive means and said non-metallic turntable; and the portable support means and the non-metallic drive means and the non-metallic turntable as a unit being of a size and shape adapted for insertion into a microwave oven cooking space and for the support and revolving of food to be cooked in a microwave oven.
Claim 3
Dependent Claim
16 words
A portable microwave oven-turntable device of claim 1, in which said spring is a plastic spring.
Claim 4
Dependent Claim
17 words
A portable microwave oven-turntable device of claim 2, in which said plastic spring is a coil spring.
Claim 5
Dependent Claim
18 words
A portable microwave oven-turntable device of claim 3, in which said coil spring has a substantially half-disk cross-section.
Claim 6
Dependent Claim
24 words
A portable microwave oven-turntable device of claim 3, in which said coil spring has a back-rib running along a length of the plastic spring.
Claim 7
Dependent Claim
22 words
A portable microwave oven-turntable device of claim 1, including a stiring structure stationarily mountable detachably in association with the non-metallic drive means.
Claim 8
Dependent Claim
20 words
A portable microwave oven-turntable device of claim 1, including a stiring structure stationarily mountable detachably onto said portable support means.
Claim 9
Dependent Claim
62 words
A turntable device adapted for use in a microwave oven cavity for supporting and revolving food to be cooked therein comprising a non-metallic platform for supporting said food and a non-metallic drive means operatively coupled to said turntable for driving said platform at a controlled rate of speed to effect microwave cooking of food supported on said platform during a cooking cycle.
Claim 10
Dependent Claim
62 words
A turntable device adapted for use in a microwave oven cavity for supporting and revolving food to be cooked therein comprising a non-metallic platform for supporting said food and a non-metallic drive means operatively coupled to said turntable for driving said platform at a controlled rate of speed to effect microwave cooking of food supported on said platform during a cooking cycle.
Claim 11
Dependent Claim
24 words
The turntable device in accordance with claim 8 further including a stirring element operatively mounted for automatically stirring said food during the cooking cycle.
Claim 12
Dependent Claim
71 words
A portable turntable device adapted to be removably inserted into a microwave oven cavity for selectively supporting and revolving food to be cooked therein comprising a non-metallic platform for supporting food to be cooked in said cavity and a non-metallic drive means operatively coupled to said platform for driving said platform at a controlled rate of speed to effect microwave cooking of foods supported on said platform during a cooking cycle.
Claim 13
Dependent Claim
71 words
A portable turntable device adapted to be removably inserted into a microwave oven cavity for selectively supporting and revolving food to be cooked therein comprising a non-metallic platform for supporting food to be cooked in said cavity and a non-metallic drive means operatively coupled to said platform for driving said platform at a controlled rate of speed to effect microwave cooking of foods supported on said platform during a cooking cycle.
Claim 14
Dependent Claim
23 words
The portable turntable device of claim 10 further including a stirring element operatively mounted to automatically stir the food during a cooking cycle.
Claim 15
Dependent Claim
74 words
A turntable device adapted for use in a microwave oven cavity for supporting and revolving food to be cooked therein comprising a non-metallic platform the supporting food to be cooked in said cavity, drive means operatively coupled to said turntable for driving said turntable at a controlled rate of speed to effect microwave cooking of foods supported on said turntable and stirring means operatively mounted to automatically stir the food during the cooking cycle.
Claim 16
Dependent Claim
74 words
A turntable device adapted for use in a microwave oven cavity for supporting and revolving food to be cooked therein comprising a non-metallic platform the supporting food to be cooked in said cavity, drive means operatively coupled to said turntable for driving said turntable at a controlled rate of speed to effect microwave cooking of foods supported on said turntable and stirring means operatively mounted to automatically stir the food during the cooking cycle.
Claim 17
Dependent Claim
34 words
The turntable device in accordance with claim 12 in which said stirring means includes an arm mounted with respect to said device for relative movement with respect to said food during the cooking cycle.
Claim 18
Dependent Claim
15 words
The turntable device in accordance with claim 13 in which the stirring means is perforated.
References Cited (Backward Citations)
US176590A
Cited
US1554105A
Cited
US2843037A
Cited
US3436506A
Cited
US3503323A
Cited
US4036151A
Cited
JPS51150557A
Cited
US4092512A
Cited
US4219715A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1984-03-02 | 1984-09-01 | 1985-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1988-03-02 | 1988-09-01 | 1989-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1992-03-02 | 1992-09-01 | 1993-03-03 | $7700.00 | Window Closed / Lapsed |