US3275285A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermoelectric valve
Assignee: Therm O Disc Inc
•
Filing: 1963-09-23
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Granted: 1966-09-27
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Expires: 1983-09-23
Abstract
No abstract record available.
Inventors
- 👤 Rexford M Morris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 08:15
CPC Classifications
G; G05; G05D; G05D23/00; G05D23/19; G05D23/1919; G05D23/1921
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
146 words
A THERMOELECTRIC GAS VALVE ASSEMBLY COMPRISING A VALVE CASING HAVING INLET AND OUTLET PASSAGES AND VALVE MEANS BETWEEN SAID PASSAGES, SAID VALVE MEANS COMPRISING A VALVE SEAT HAVING A NARROW MARGINAL SURFACE LOCATED SUBSTANTIALLY IN A HORIZONTAL PLANE AND A VALVE MEMBER FOR RESTING ON SAID MARGINAL SURFACE, SAID VALVE MEMBER BEING CONSTRAINED ON SAID SEAT UNDER PRESSURE OF GAS IN THE VALVE CASING, A GENERALLY HORIZONTAL CANTILIVER MOUNTED ARM COMPRISING TWO BIMETALLIC MEMBERS OF SUBSTANTIALLY DIFFERENT LENGTHS RIGIDLY CONNECTED TOGETHER AT THEIR ADJACENT ENDS, THE SHORTER MEMBER BEING SPACED HORIZONTALLY FROM SAID VALVE SEAT, THE OUTER END PORTION OF SAID SHORTER MEMBER BEING RIGIDLY MOUNTED ON SAID VALVE CASING AND THE OUTER END PORTION OF THE LONGER MEMBER BEING LOCATED ABOVE SAID VALVE MEMBER, ELECTRICAL HEATING MEANS MOUNTED ON SAID SHORTER MEMBER AND INSULATED FROM SAID LONGER MEMBER FOR HEATING THE SHORTER BIMETALLIC MEMBER AND
Claim 2
Dependent Claim
146 words
A THERMOELECTRIC GAS VALVE ASSEMBLY COMPRISING A VALVE CASING HAVING INLET AND OUTLET PASSAGES AND VALVE MEANS BETWEEN SAID PASSAGES, SAID VALVE MEANS COMPRISING A VALVE SEAT HAVING A NARROW MARGINAL SURFACE LOCATED SUBSTANTIALLY IN A HORIZONTAL PLANE AND A VALVE MEMBER FOR RESTING ON SAID MARGINAL SURFACE, SAID VALVE MEMBER BEING CONSTRAINED ON SAID SEAT UNDER PRESSURE OF GAS IN THE VALVE CASING, A GENERALLY HORIZONTAL CANTILIVER MOUNTED ARM COMPRISING TWO BIMETALLIC MEMBERS OF SUBSTANTIALLY DIFFERENT LENGTHS RIGIDLY CONNECTED TOGETHER AT THEIR ADJACENT ENDS, THE SHORTER MEMBER BEING SPACED HORIZONTALLY FROM SAID VALVE SEAT, THE OUTER END PORTION OF SAID SHORTER MEMBER BEING RIGIDLY MOUNTED ON SAID VALVE CASING AND THE OUTER END PORTION OF THE LONGER MEMBER BEING LOCATED ABOVE SAID VALVE MEMBER, ELECTRICAL HEATING MEANS MOUNTED ON SAID SHORTER MEMBER AND INSULATED FROM SAID LONGER MEMBER FOR HEATING THE SHORTER BIMETALLIC MEMBER AND
References Cited (Backward Citations)
US251125A
Cited
US1780302A
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US1897497A
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US2583795A
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US2731230A
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US3092323A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-09-26 | 1970-03-28 | 1970-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-26 | 1974-03-28 | 1974-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-26 | 1978-03-28 | 1978-09-27 | $7700.00 | Window Closed / Lapsed |