Patent US3132518A successfully refreshed from Google Patents.
US3132518A
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Assignee: Flexonics Corp
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Filing: 1959-05-15
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Granted: 1964-05-12
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Expires: 1979-05-15
Abstract
No abstract record available.
Inventors
- 👤 Clarence P Salmon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 15:01
CPC Classifications
H; H05; H05B; H05B1/00; H05B1/02; H05B1/0202; H05B1/0208; G; G01; G01K; G01K5/00; G01K5/32; G01K5/46; G01K5/465; Y; Y10; Y10S; Y10S236/00; Y10S236/11
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
138 words
A TEMPERATURE RESPONSIVE CONTROL SYSTEM COMPRISING: A BELLOWS STRUCTURE SUSCEPTIBLE OF MOVEMENT BY THE VAPOR PRESSURE OF A SOLVENT; A BULB STRUCTURE REMOTELY DISPOSED FROM SAID BELLOWS STRUCTURE; TUBE MEANS INTERCONNECTING SAID BELLOWS STRUCTURE AND SAID BULB STRUCTURE; A SOLVENT SOLUTION CHARGED INTO SAID BULB STRUCTURE, SAID BELLOWS STRUCTURE AND SAID TUBE MEANS, SAID SOLUTION BEING SUBSTANTIALLY COMPLETELY IN THE LIQUID STATE AND SUBSTANTIALLY COMPLETELY FILLING SAID BULB STRUCTURE, SAID TUBE MEANS AND SAID BELLOWS STRUCTURE AT TEMPERATURES BELOW THE SELECTED OPERATING TEMPERATURE OF SAID SYSTEM, SAID SOLUTION INCLUDING A THERMALLY STABLE LIQUID, SAID LIQUID BEING ESSENTIALLY NON-VOLATILE AT SAID SELECTED OPERATING TEMPERATURE, SAID SOLUTION FURTHER INCLUDING A THERMALLY STABLE SOLVENT FOR SAID LIQUID, SAID SOLVENT BEING VOLATILE AT SAID OPERATING TEMPERATURE WHEREBY TO INDUCE MOVEMENT OF SAID BELLOWS STRUCTURE; AND REGULATING MEANS OPERATED BY SAID BELLOWS STRUCTURE.
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) | 1967-05-12 | 1967-11-11 | 1968-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-12 | 1971-11-11 | 1972-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-12 | 1975-11-11 | 1976-05-12 | $7700.00 | Window Closed / Lapsed |