US3214566A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oven with circulation of heated air
Assignee: Individual
•
Filing: 1962-12-06
•
Granted: 1965-10-26
•
Expires: 1982-12-06
Abstract
No abstract record available.
Inventors
- 👤 Robert G Wilson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:01
CPC Classifications
A; A47; A47J; A47J37/00; A47J37/04; A47J37/042; F; F27; F27D; F27D11/00; F27D11/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
140 words
IN AN OVEN HAVING HEATING ELEMETNS POSITIONED ADJACENT THE TOP THEREOF EXTENDING LONGITUDINALLY SUBSTANSTANTIALLY ACROSS THE OVEN, A ROTATABLE EATABLE SUPPORTING ASSEMBLY POSITIONED LONGITUDINALLY WITHIN THE OVEN BELOW THE HEATING ELEMENTS AND A GLASS DOOR POSITIONED LONGITUDINALLY BELOW THE HEATING ELEMENTS FOR OBSERVING THE EATABLES BEING COOKED, THE IMPROVEMENT INCLUDING, AN AXIALLY ELONGATED PARALLEL-BLADE FAN POSITIONED IN THE TOP PORTION OF THE OVEN RELATIVELY CLOSE TO THE HEATING ELEMENTS SO THAT ITS LONGITUDINALLY AXIS EXTENDS LONGITUDINALLY ACROSS THE OVEN SUBSTANTIALLY COEXTENSIVELY WITH THE HEATING ELEMENTS, AND MEANS DRIVING SAID FAN ABOUT ITS LONGITUDINAL AXIS BLOWING AIR BETWEN THE ROTATABLE EATABLE SUPPORTING ASSEMBLY AND THE GALSS DOOR, WHEREBY A SUBPOSITIONED RELATIVELY CLOSE TO SAID DOOR, WHEREBY A SUBSTANTIALLY EVEN TEMPERATURE IS MAINTAINED WITHIN THE OVEN PERMITTING EVEN BROWNING OF EATABLES AND THERE IS A REDUCTION OF MOISTURE COLLECTION ON THE DOOR.
Claim 2
Dependent Claim
140 words
IN AN OVEN HAVING HEATING ELEMETNS POSITIONED ADJACENT THE TOP THEREOF EXTENDING LONGITUDINALLY SUBSTANSTANTIALLY ACROSS THE OVEN, A ROTATABLE EATABLE SUPPORTING ASSEMBLY POSITIONED LONGITUDINALLY WITHIN THE OVEN BELOW THE HEATING ELEMENTS AND A GLASS DOOR POSITIONED LONGITUDINALLY BELOW THE HEATING ELEMENTS FOR OBSERVING THE EATABLES BEING COOKED, THE IMPROVEMENT INCLUDING, AN AXIALLY ELONGATED PARALLEL-BLADE FAN POSITIONED IN THE TOP PORTION OF THE OVEN RELATIVELY CLOSE TO THE HEATING ELEMENTS SO THAT ITS LONGITUDINALLY AXIS EXTENDS LONGITUDINALLY ACROSS THE OVEN SUBSTANTIALLY COEXTENSIVELY WITH THE HEATING ELEMENTS, AND MEANS DRIVING SAID FAN ABOUT ITS LONGITUDINAL AXIS BLOWING AIR BETWEN THE ROTATABLE EATABLE SUPPORTING ASSEMBLY AND THE GALSS DOOR, WHEREBY A SUBPOSITIONED RELATIVELY CLOSE TO SAID DOOR, WHEREBY A SUBSTANTIALLY EVEN TEMPERATURE IS MAINTAINED WITHIN THE OVEN PERMITTING EVEN BROWNING OF EATABLES AND THERE IS A REDUCTION OF MOISTURE COLLECTION ON THE DOOR.
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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) | 1968-10-25 | 1969-04-26 | 1969-10-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-25 | 1973-04-26 | 1973-10-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-25 | 1977-04-26 | 1977-10-26 | $7700.00 | Window Closed / Lapsed |