Patent US3334620A successfully refreshed from Google Patents.
US3334620A
Expired / Lapsed
US
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Radiant oven
Assignee: Energy International Inc
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Filing: 1965-05-04
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Granted: 1967-08-08
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Expires: 1985-05-04
Abstract
No abstract record available.
Inventors
- 👤 Werth Douglas W De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 11:21
CPC Classifications
A; A47; A47J; A47J37/00; A47J37/06; A47J37/0623; A47J37/0647; A47J37/0652; A47J37/0629; A47J37/0635; F; F24; F24C; F24C3/00; F24C3/04; F24C3/047
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
87 words
A METHOD OF EQUALIZING HEAT FLUX ON A FOOD RACK GENERALLY LOCATED AT MID-OVEN LEVEL OF AN OVEN CHAMBER HEATED BY A GAS-FIRED RADIANT BURNER PRODUCING REFLECTABLE INFRA-RED RADIATION AND HOT FLUE GASES, THE OVEN CHAMBER HAVING AN INNER SURFACE CAPABLE OF REFLECTING REDIATION, SAID METHOD COMPRISING THE STEPS OF: REGULATING THE HEAT INPUT OF THE BURNER TO A PREDETERMINED VALUE, AND ADJUSTING THE LEVEL OF THE RADIANT BURNER WITH RESPECT TO THE LEVEL OF THE FOOD RACK SO THAT THE SUM OF THE REFLECTED AND RADI-
Claim 2
Independent Claim
87 words
A METHOD OF EQUALIZING HEAT FLUX ON A FOOD RACK GENERALLY LOCATED AT MID-OVEN LEVEL OF AN OVEN CHAMBER HEATED BY A GAS-FIRED RADIANT BURNER PRODUCING REFLECTABLE INFRA-RED RADIATION AND HOT FLUE GASES, THE OVEN CHAMBER HAVING AN INNER SURFACE CAPABLE OF REFLECTING REDIATION, SAID METHOD COMPRISING THE STEPS OF: REGULATING THE HEAT INPUT OF THE BURNER TO A PREDETERMINED VALUE, AND ADJUSTING THE LEVEL OF THE RADIANT BURNER WITH RESPECT TO THE LEVEL OF THE FOOD RACK SO THAT THE SUM OF THE REFLECTED AND RADI-
References Cited (Backward Citations)
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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) | 1970-08-07 | 1971-02-06 | 1971-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-07 | 1975-02-06 | 1975-08-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-07 | 1979-02-06 | 1979-08-08 | $7700.00 | Window Closed / Lapsed |