Patent US3870031A successfully refreshed from Google Patents.
US3870031A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas heated grill device
Assignee: Gebr CRAMER Firma
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Filing: 1973-03-16
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Granted: 1975-03-11
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Expires: 1993-03-16
Abstract
Abstract A gas heated grill device comprising in combination a central burner pipe, a metal screen mounted over the burner pipe which emits infrared rays when directly heated by the gas flames, and, a cooking plate disposed over the metal screen for supporting and heating a cooking utensil.
Inventors
- 👤 Aloys Krueper
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 23:25
CPC Classifications
A; A47; A47J; A47J37/00; A47J37/06; F; F24; F24C; F24C3/00; F24C3/04; F24C3/047
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
167 words
An improved gas heated grill device comprising in combination: a housing having at least one cooking plate adapted for cooking in utensils, said cooking plate including a plurality of spaced-apart openings around its cooking area formed in a sloped edge of the plate; a grill pan located below said cooking plate; a gas burner located in said housing between said cooking plate and said grill pan, a metal screen disposed between said burner and said at least one cooking plate, said burner being provided with nozzles disposed for the direct heating with flames of said screen to produce infrared rays, said screen being constructed and arranged for radiating infrared heat simultaneously in two principal directions, downwardly toward said grill pan and upwardly toward said cooking plate, and a pair of spaced apart lateral brackets depending from the cooking area and having angular arms for supporting the edge of said screen, said brackets including bores for enhancing the air circulation upwardly toward the opening of the cooking plate.
Claim 2
Dependent Claim
167 words
An improved gas heated grill device comprising in combination: a housing having at least one cooking plate adapted for cooking in utensils, said cooking plate including a plurality of spaced-apart openings around its cooking area formed in a sloped edge of the plate; a grill pan located below said cooking plate; a gas burner located in said housing between said cooking plate and said grill pan, a metal screen disposed between said burner and said at least one cooking plate, said burner being provided with nozzles disposed for the direct heating with flames of said screen to produce infrared rays, said screen being constructed and arranged for radiating infrared heat simultaneously in two principal directions, downwardly toward said grill pan and upwardly toward said cooking plate, and a pair of spaced apart lateral brackets depending from the cooking area and having angular arms for supporting the edge of said screen, said brackets including bores for enhancing the air circulation upwardly toward the opening of the cooking plate.
Claim 3
Dependent Claim
167 words
An improved gas heated grill device comprising in combination: a housing having at least one cooking plate adapted for cooking in utensils, said cooking plate including a plurality of spaced-apart openings around its cooking area formed in a sloped edge of the plate; a grill pan located below said cooking plate; a gas burner located in said housing between said cooking plate and said grill pan, a metal screen disposed between said burner and said at least one cooking plate, said burner being provided with nozzles disposed for the direct heating with flames of said screen to produce infrared rays, said screen being constructed and arranged for radiating infrared heat simultaneously in two principal directions, downwardly toward said grill pan and upwardly toward said cooking plate, and a pair of spaced apart lateral brackets depending from the cooking area and having angular arms for supporting the edge of said screen, said brackets including bores for enhancing the air circulation upwardly toward the opening of the cooking plate.
Claim 4
Dependent Claim
167 words
An improved gas heated grill device comprising in combination: a housing having at least one cooking plate adapted for cooking in utensils, said cooking plate including a plurality of spaced-apart openings around its cooking area formed in a sloped edge of the plate; a grill pan located below said cooking plate; a gas burner located in said housing between said cooking plate and said grill pan, a metal screen disposed between said burner and said at least one cooking plate, said burner being provided with nozzles disposed for the direct heating with flames of said screen to produce infrared rays, said screen being constructed and arranged for radiating infrared heat simultaneously in two principal directions, downwardly toward said grill pan and upwardly toward said cooking plate, and a pair of spaced apart lateral brackets depending from the cooking area and having angular arms for supporting the edge of said screen, said brackets including bores for enhancing the air circulation upwardly toward the opening of the cooking plate.
Claim 5
Dependent Claim
30 words
A grill device according to claim 1, wherein said cooking plate is fabricated from deep-drawn shEet metal and has inclined edges into which the plurality of openings are disposed therethru.
Claim 6
Dependent Claim
17 words
A grill device according to claim 1, wherein said cooking plate is integrally formed with a housing.
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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) | 1978-03-10 | 1978-09-09 | 1979-03-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-03-10 | 1982-09-09 | 1983-03-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-03-10 | 1986-09-09 | 1987-03-11 | $7700.00 | Window Closed / Lapsed |