Patent US3278706A successfully refreshed from Google Patents.
US3278706A
Expired / Lapsed
US
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Encapsulated thermostatic switch with shunt
Assignee: GTE Sylvania Inc
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Filing: 1964-11-23
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Granted: 1966-10-11
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Expires: 1984-11-23
Abstract
No abstract record available.
Inventors
- 👤 Raymond A Robidoux
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 23:46
CPC Classifications
H; H01; H01H; H01H37/00; H01H37/02; H01H37/64; H01H37/68
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
107 words
A THERMOSTATIC SWITCH COMPRISING: A HERMETICALLY SEALED GLASS ENVELOPE; A FIRST AND A SECOND POST SUPPORTED IN SPACED RELATIONSHIP AND SUBSTANTIALLY PARALLEL TO ONE ANOTHER WITHIN SAID ENVELOPE; A FIRST ELECTRICAL CONTACT MEMBER MOUNTED ON SAID FIRST POST; A THERMOSTATIC PLATE, HAVING A CENTRALLY LOCATED DIMPLE FORMED THEREIN, MOUNTED ON SAID SECOND POST; A SHUNT MOUNTED ON SAID THERMOSTATIC PLATE, SAID SHUNT BEING PROVIDED WITH A BEND THEREIN ALIGNED WITH SAID DIMPLE SO THAT THE SHUNT IS SPACED THEREFROM; AND A SECOND ELECTRICAL CONTACT MEMBER MOUNTED ON SAID SHUNT, SAID FIRST AND SAID SECOND ELECTRICAL CONTACT MEMBERS BEING DISPOSED IN OPERATIVE RELATIONSHIP WITH RESPECT TO ONE ANOTHER.
Claim 2
Dependent Claim
107 words
A THERMOSTATIC SWITCH COMPRISING: A HERMETICALLY SEALED GLASS ENVELOPE; A FIRST AND A SECOND POST SUPPORTED IN SPACED RELATIONSHIP AND SUBSTANTIALLY PARALLEL TO ONE ANOTHER WITHIN SAID ENVELOPE; A FIRST ELECTRICAL CONTACT MEMBER MOUNTED ON SAID FIRST POST; A THERMOSTATIC PLATE, HAVING A CENTRALLY LOCATED DIMPLE FORMED THEREIN, MOUNTED ON SAID SECOND POST; A SHUNT MOUNTED ON SAID THERMOSTATIC PLATE, SAID SHUNT BEING PROVIDED WITH A BEND THEREIN ALIGNED WITH SAID DIMPLE SO THAT THE SHUNT IS SPACED THEREFROM; AND A SECOND ELECTRICAL CONTACT MEMBER MOUNTED ON SAID SHUNT, SAID FIRST AND SAID SECOND ELECTRICAL CONTACT MEMBERS BEING DISPOSED IN OPERATIVE RELATIONSHIP WITH RESPECT TO ONE ANOTHER.
References Cited (Backward Citations)
GB521615A
Cited
US3146378A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-10 | 1970-04-11 | 1970-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-10 | 1974-04-11 | 1974-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-10 | 1978-04-11 | 1978-10-11 | $7700.00 | Window Closed / Lapsed |