Patent US3789748A successfully refreshed from Google Patents.
US3789748A
Expired / Lapsed
US
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Multi-purpose rotisserie-broiler combination
Assignee: Ronson Corp
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Filing: 1972-02-24
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Granted: 1974-02-05
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Expires: 1992-02-24
Abstract
Abstract A combined rotisserie-broiler having a movable heating element which can be placed adjacent or remote from food to be cooked. The rotisserie-broiler is a multi-purpose unit having a removable hood, reflector and fry pan which can be arranged in a plurality of positions to permit the user to selectively fry, grill, broil, sear and bake foods.
Inventors
- 👤 S Rappoport
- 👤 W Rakocy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 06:44
CPC Classifications
A; A47; A47J; A47J37/00; A47J37/06; A47J37/0623; A47J37/0664; A47J37/0629
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
242 words
In a multi-purpose food preparation device comprising walls forming a housing and including a pair of opposed upstanding walls, a heating frame, means for mounting said heating frame within said housing between said opposed walls for movement in the upward and downward directions, a heating element located within said housing and removably secured to and supported by said heating frame for movement wIth said heating frame within said housing, a hood removably mounted on said housing and overlying said heating element, said hood displaceably positionable on said housing between at least two different positions, multiple food support members removably mountable within said housing, a heat reflector removably mounted in said housing and selectively positionable in at least a first position located above said heating frame and a second position located below said heating frame and in the second position said reflector having a downwardly depending portion with a slot in its lower end through which food drippings can pass, said means for movably mounting said heating frame includes a bracket attached to one end of said heating frame and movably supported in one of said opposed walls, a pin attached to the opposite end of said heating frame and slidably displaceable relative to the opposite one of said opposed walls, lever means pivotally mounted on said housing and including a first lever supporting said pin and a second lever engageable with said bracket for movably displacing said heating frame within said housing.
Claim 2
Dependent Claim
242 words
In a multi-purpose food preparation device comprising walls forming a housing and including a pair of opposed upstanding walls, a heating frame, means for mounting said heating frame within said housing between said opposed walls for movement in the upward and downward directions, a heating element located within said housing and removably secured to and supported by said heating frame for movement wIth said heating frame within said housing, a hood removably mounted on said housing and overlying said heating element, said hood displaceably positionable on said housing between at least two different positions, multiple food support members removably mountable within said housing, a heat reflector removably mounted in said housing and selectively positionable in at least a first position located above said heating frame and a second position located below said heating frame and in the second position said reflector having a downwardly depending portion with a slot in its lower end through which food drippings can pass, said means for movably mounting said heating frame includes a bracket attached to one end of said heating frame and movably supported in one of said opposed walls, a pin attached to the opposite end of said heating frame and slidably displaceable relative to the opposite one of said opposed walls, lever means pivotally mounted on said housing and including a first lever supporting said pin and a second lever engageable with said bracket for movably displacing said heating frame within said housing.
Claim 3
Dependent Claim
56 words
In a multi-purpose food preparation device, as set forth in claim 1, wherein a guide bearing is movably supported in the one of said opposed walls for movement in the upward and downward direction, said bracket including a leg movably secured to said guide bearing for guiding the upward and downward movement of said heating frame.
Claim 4
Dependent Claim
41 words
In a multi-purpose food preparation device, as set forth in claim 2, wherein said second lever includes an arcuate leg which engages and supports said bracket for moving said bracket in the upward and downward direction guided by said guide bearing.
Claim 5
Dependent Claim
45 words
In a multi-purpose food preparation device, as set forth in claim 3, wherein locking means are associated with said second lever and cooperate with the one of said opposed walls for fixing said second lever and heating frame in a desired position within said housing.
Claim 6
Dependent Claim
84 words
In a multi-purpose food preparation device, as set forth in claim 5, wherein said locking means comprises an arm pivotally secured to said second lever, a plurality of teeth formed in said arm extending along the underside thereof, the one of said opposed walls having a slot therein and said arm extending through the slot so that said teeth are selectively engageable with the one of said opposed walls at the slot for removably locking said arm and said second lever in desired position.
Claim 7
Dependent Claim
69 words
In a multi-purpose food preparation device, as set forth in claim 1, wherein said first lever having an arcuate slot therein for supporting said pin, and the opposite one of said opposed walls having a slot therein extending in the upward direction and said pin being slidably displaceable therein in response to pivotal movement of said lever transmitted to said pin through the arcuate slot in said first lever.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-02-04 | 1977-08-06 | 1978-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-02-04 | 1981-08-06 | 1982-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-02-04 | 1985-08-06 | 1986-02-05 | $7700.00 | Window Closed / Lapsed |