US3103162A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric appliance
Assignee: Lanteris Space LLC
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Filing: 1960-12-20
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Granted: 1963-09-10
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Expires: 1980-12-20
Abstract
No abstract record available.
Inventors
- 👤 Donald W Scofield
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:37
CPC Classifications
A; A47; A47J; A47J37/00; A47J37/06; A47J37/0623; A47J37/0629; A47J37/0635; F; F24; F24C; F24C7/00; F24C7/06; Y; Y10; Y10S; Y10S100/00; Y10S100/901
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
222 words
A FOOD COOKING APPLIANCE COMPRISING: A GENERALLY CYLINDRICAL HOUSING ADAPTED TO HAVE ITS LONGITUDINAL AXIS DISPOSED VERTICALLY; MEANS ASSOCIATED WITH THE CYLINDRICAL WALL OF SAID HOUSING AND EFFECTIVE TO RADIATE HEAT RADIALLY INWARDLY TOWARD SAID AXIS; A GENERALLY HORIZONTAL FOOD SUPPORTING PLATFORM EXTENDING TRANSVERSELY OF SAID AXIS AND LOCATED IN THE HOUSING INTERMEDIATE THE BOTTOM AND TOP END PORTIONS THEREOF; A FIRST CONE TYPE HEAT REFLECTOR DISPOSED WITHIN THE HOUSING WITH ITS BASE LOCATED ADJACENT THE BOTTOM END PORTION OF SAID HOUSING AND WITH ITS APEX DIRECTED UPWARDLY TOWARD THE UNDER SIDE OF SAID PLATFORM; A SECOND CONE TYPE HEAT REFLECTOR DISPOSED WITHIN THE HOUSING WITH ITS BASE LOCATED ADJACENT THE TOP END PORTION OF SAID HOUSING AND WITH ITS APEX DIRECTED DOWNWARDLY TOWARD THE UPPER SIDE OF SAID PLATFORM; AND A POST EXTENDING UPWARDLY FROM THE APEX OF THE FIRST CONE TYPE REFLECTOR, THE UPPER END OF SAID POST SUPPORTING THE PLATFORM AT A CENTRAL REGION THEREOF SO THAT ALL BUT SAID CENTRAL REGION IS DIRECTLY EXPOSED TO HEAT REFLECTED FROM SAID FIRST CONE TYPE REFLECTOR, SAID SECOND CONE TYPE REFLECTOR BEING SMALLER THAN SAID FIRST CONE TYPE REFLECTOR AND HAVING ITS AXIS GENERALLY COINCIDENT WITH THE AXIS OF SAID FIRST CONE TYPE REFLECTOR SO THAT HEAT REFLECTED FROM SAID SECOND CONE TYPE HEAT REFLECTOR IS CONCENTRATED OVER SAID CENTRAL REGION.
Claim 2
Dependent Claim
222 words
A FOOD COOKING APPLIANCE COMPRISING: A GENERALLY CYLINDRICAL HOUSING ADAPTED TO HAVE ITS LONGITUDINAL AXIS DISPOSED VERTICALLY; MEANS ASSOCIATED WITH THE CYLINDRICAL WALL OF SAID HOUSING AND EFFECTIVE TO RADIATE HEAT RADIALLY INWARDLY TOWARD SAID AXIS; A GENERALLY HORIZONTAL FOOD SUPPORTING PLATFORM EXTENDING TRANSVERSELY OF SAID AXIS AND LOCATED IN THE HOUSING INTERMEDIATE THE BOTTOM AND TOP END PORTIONS THEREOF; A FIRST CONE TYPE HEAT REFLECTOR DISPOSED WITHIN THE HOUSING WITH ITS BASE LOCATED ADJACENT THE BOTTOM END PORTION OF SAID HOUSING AND WITH ITS APEX DIRECTED UPWARDLY TOWARD THE UNDER SIDE OF SAID PLATFORM; A SECOND CONE TYPE HEAT REFLECTOR DISPOSED WITHIN THE HOUSING WITH ITS BASE LOCATED ADJACENT THE TOP END PORTION OF SAID HOUSING AND WITH ITS APEX DIRECTED DOWNWARDLY TOWARD THE UPPER SIDE OF SAID PLATFORM; AND A POST EXTENDING UPWARDLY FROM THE APEX OF THE FIRST CONE TYPE REFLECTOR, THE UPPER END OF SAID POST SUPPORTING THE PLATFORM AT A CENTRAL REGION THEREOF SO THAT ALL BUT SAID CENTRAL REGION IS DIRECTLY EXPOSED TO HEAT REFLECTED FROM SAID FIRST CONE TYPE REFLECTOR, SAID SECOND CONE TYPE REFLECTOR BEING SMALLER THAN SAID FIRST CONE TYPE REFLECTOR AND HAVING ITS AXIS GENERALLY COINCIDENT WITH THE AXIS OF SAID FIRST CONE TYPE REFLECTOR SO THAT HEAT REFLECTED FROM SAID SECOND CONE TYPE HEAT REFLECTOR IS CONCENTRATED OVER SAID CENTRAL REGION.
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) | 1966-09-09 | 1967-03-11 | 1967-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-09 | 1971-03-11 | 1971-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-09 | 1975-03-11 | 1975-09-10 | $7700.00 | Window Closed / Lapsed |