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Patent US3083309A successfully refreshed from Google Patents.
US3083309A
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Thermal motor protective means
Assignee: Texas Instruments Inc
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Filing: 1960-05-27
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Granted: 1963-03-26
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Expires: 1980-05-27
Abstract
No abstract record available.
Inventors
- 👤 Harry W Brown
- 👤 Thomas A Jacoby
- 👤 Curtis F Kruger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:06
CPC Classifications
H; H01; H01H; H01H37/00; H01H37/02; H01H37/32; H01H37/52; H01H37/54; H02; H02K; H02K11/00; H02K11/20; H02K11/25; H01H2037/5463
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
128 words
IN A COMPRESSOR UNIT COMPRISING AN ELECTRIC MOTOR HAVING AT LEAST ONE WINDING, A THERMALLY RESPONSIVE DEVICE OPERATIVELY CONNECTED FOR DE-ENERGIZING SAID WINDING AT PREDETERMINED CONDITIONS, SAID THERMALLY RESPONSIVE DEVICE HAVING A THERMALLY CONDUCTIVE CASING, SAID THERMALLY CONDUCTIVE CASING HAVING SPRING CLIP MEANS SECURED THERETO, FOR DETACHABLY MOUNTING SAID THERMALLY RESPONSIVE DEVICE ON TUBING LOCATED ADJACENT SAID ELECTRIC MOTOR WITH SAID THERMALLY CONDUCTIVE CASING IN ABUTTING THERMALLY CONDUCTIVE RELATION WITH SAID WINDING, SAID SPRING CLIP MEANS COMPRISING AN ELONGATED MEMBER FORMED OF A MATERIAL HAVING A RELATIVELY LOW THERMAL CONDUCTIVITY, SAID SPRING CLIP BEING SECURED AS BY WELDING AT ONE FREE END TO SAID CASING, THE OTHER END OF SAID SPRING CLIP MEMBER BEING PROVIDED WITH AN OPEN-ENDED RESILIENT CLIP MEANS FOR MOUNTING SAID CASING ON SAID TUBING.
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) | 1966-03-25 | 1966-09-24 | 1967-03-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-25 | 1970-09-24 | 1971-03-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-25 | 1974-09-24 | 1975-03-26 | $7700.00 | Window Closed / Lapsed |