US3301170A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric broiler
Assignee: McGraw Edison Co
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Filing: 1964-05-11
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Granted: 1967-01-31
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Expires: 1984-05-11
Abstract
No abstract record available.
Inventors
- 👤 Silas V Beasley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 23:18
CPC Classifications
A; A47; A47J; A47J37/00; A47J37/06; A47J37/067; A47J37/0676; F; F24; F24C; F24C7/00; F24C7/04; F24C7/046; F24C7/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
183 words
AN ELECTRIC BROILER COMPRISING A TUBULAR METAL SHEATHED HEATING ELEMENT PRESENTING A CO-PLANAR GENERALLY SERPENTINE PATTERN INCLUDING A SERIES OF PARALLEL HORIZONTALLY SPACED ELEMENT PORTIONS AND A METAL ARTICLE SUPPORTING GRID SUPPORTED SOLELY ON SAID SHEATHED HEATING ELEMENT WITH PARALLEL BAR PORTIONS RESPECTIVELY OVERLYING SAID PARALLEL HORIZONTALLY SPACED ELEMENT PORTIONS AND HAVING A CO-PLANAR LOWER SURFACE IN HEAT CONDUCTING SUPPORTING CONTACT WITH SAID HEATING ELEMENT CO-PLANAR PATTERN AT EACH LOCATION WHERE SAID GRID OVERLIES SAID HEATING ELEMENT CO-PLANAR PORTIONS, SAID GRID PARALLEL BAR PORTIONS HAVING DEPENDING PORTIONS PRESENTING CURVATE BOTTOM SURFACES CONFORMING TO SAID UNDERLYING PARALLEL SPACED HEATING ELEMENT PORTIONS TO INCREASE SURFACE CONTACT AND POSITION SAID GRID WITH RESPECT TO SAID HEATING ELEMENT IN A TRANSVERSE DIRECTION, SAID ELEMENT PORTIONS INTERCONNECTING ADJOINING PARALLEL ELEMENT PORTIONS HAVING INITIALLY DIVERGING PORTIONS JOINED TO ONE ANOTHER BY A CLOSED CURVED PORTION WHEREBY SAID PORTIONS INTERCONNECTING SAID PARALLEL ELEMENT PORTIONS DEVIATE FROM A WHOLLY UNDERLYING RELATION WITH RESPECT TO SAID GRID AT POSITIONS LACKING INCREASED SURFACE CONTACT BETWEEN SAID ELEMENT AND GRID TO THEREAT PROVIDE INCREASED DIRECT HEAT RADIATION TO THE COOKING SURFACE OF SAID GRID.
Claim 2
Dependent Claim
183 words
AN ELECTRIC BROILER COMPRISING A TUBULAR METAL SHEATHED HEATING ELEMENT PRESENTING A CO-PLANAR GENERALLY SERPENTINE PATTERN INCLUDING A SERIES OF PARALLEL HORIZONTALLY SPACED ELEMENT PORTIONS AND A METAL ARTICLE SUPPORTING GRID SUPPORTED SOLELY ON SAID SHEATHED HEATING ELEMENT WITH PARALLEL BAR PORTIONS RESPECTIVELY OVERLYING SAID PARALLEL HORIZONTALLY SPACED ELEMENT PORTIONS AND HAVING A CO-PLANAR LOWER SURFACE IN HEAT CONDUCTING SUPPORTING CONTACT WITH SAID HEATING ELEMENT CO-PLANAR PATTERN AT EACH LOCATION WHERE SAID GRID OVERLIES SAID HEATING ELEMENT CO-PLANAR PORTIONS, SAID GRID PARALLEL BAR PORTIONS HAVING DEPENDING PORTIONS PRESENTING CURVATE BOTTOM SURFACES CONFORMING TO SAID UNDERLYING PARALLEL SPACED HEATING ELEMENT PORTIONS TO INCREASE SURFACE CONTACT AND POSITION SAID GRID WITH RESPECT TO SAID HEATING ELEMENT IN A TRANSVERSE DIRECTION, SAID ELEMENT PORTIONS INTERCONNECTING ADJOINING PARALLEL ELEMENT PORTIONS HAVING INITIALLY DIVERGING PORTIONS JOINED TO ONE ANOTHER BY A CLOSED CURVED PORTION WHEREBY SAID PORTIONS INTERCONNECTING SAID PARALLEL ELEMENT PORTIONS DEVIATE FROM A WHOLLY UNDERLYING RELATION WITH RESPECT TO SAID GRID AT POSITIONS LACKING INCREASED SURFACE CONTACT BETWEEN SAID ELEMENT AND GRID TO THEREAT PROVIDE INCREASED DIRECT HEAT RADIATION TO THE COOKING SURFACE OF SAID GRID.
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) | 1970-01-30 | 1970-08-01 | 1971-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-30 | 1974-08-01 | 1975-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-30 | 1978-08-01 | 1979-01-31 | $7700.00 | Window Closed / Lapsed |