Patent US2477183A successfully refreshed from Google Patents.
Patent US3290630A successfully refreshed from Google Patents.
US3290630A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flasher switch employing a permanent magnet and a switch blade composed of a curie point material
Assignee: Thompson Industries Inc
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Filing: 1964-05-11
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Granted: 1966-12-06
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Expires: 1984-05-11
Abstract
No abstract record available.
Inventors
- 👤 Robert M Dyksterhouse
- 👤 Maurice M Orlarey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:06
CPC Classifications
H; H01; H01H; H01H37/00; H01H37/02; H01H37/32; H01H37/58; H01H61/00; H01H61/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
73 words
IN A FLASHER SWITCH, THE COMBINATION COMPRISING: (A) AN ELONGATE RESILIENT SWITCH BLADE ELEMENT HAVING A PORTION THEREOF REDUCED CROSS-SECTIONAL CONFIGURATION, SAID SWITCH BLADE ELEMENT RIGIDLY MOUNTED AT ONE END THEREOF, SAID SWITCH BLADE COMPOSED ENTIRELY OF MATERIAL WHICH LOSES ITS MAGNETIC PERMENABILITY UPON HEATING DUE TO THE PASSAGE OF A CURRENT THERETHROUGH; (B) A FIXED CONTACT ELEMENT IN SPACED APART REGISTER WITH THE FREE END OF SAID ELONGATE SWITCH BLADE ELEMENT; AND
Claim 2
Dependent Claim
73 words
IN A FLASHER SWITCH, THE COMBINATION COMPRISING: (A) AN ELONGATE RESILIENT SWITCH BLADE ELEMENT HAVING A PORTION THEREOF REDUCED CROSS-SECTIONAL CONFIGURATION, SAID SWITCH BLADE ELEMENT RIGIDLY MOUNTED AT ONE END THEREOF, SAID SWITCH BLADE COMPOSED ENTIRELY OF MATERIAL WHICH LOSES ITS MAGNETIC PERMENABILITY UPON HEATING DUE TO THE PASSAGE OF A CURRENT THERETHROUGH; (B) A FIXED CONTACT ELEMENT IN SPACED APART REGISTER WITH THE FREE END OF SAID ELONGATE SWITCH BLADE ELEMENT; AND
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) | 1969-12-05 | 1970-06-06 | 1970-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-05 | 1974-06-06 | 1974-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-05 | 1978-06-06 | 1978-12-06 | $7700.00 | Window Closed / Lapsed |