US3204055A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Diaphragm type pressure switch with adjustable leaf spring mounting
Assignee: GENERAL METALS CORP
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Filing: 1961-12-12
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Granted: 1965-08-31
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Expires: 1981-12-12
Abstract
No abstract record available.
Inventors
- 👤 Lilburn S Barksdale
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 01:04
CPC Classifications
H; H01; H01H; H01H35/00; H01H35/24; H01H35/34; H01H35/26; H01H35/2607; H01H35/2628
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
86 words
IN A SWITCH ASSEMBLY, THE COMBINATION OF (A) A SUPPORT; (B) A SWITCH HAVING AN ACTUATOR; (C) A LEAF SPRING HAVING A FIRST PORTION CONNECTED TO SAID SUPPORT, A SECOND PORTION TO WHICH SAID SWITCH IS CONNECTED, AND AN INTERMEDIATE, THIRD PORTION OF GENERALLY V-SHAPED CROSS SECTION ACTING AS A FLEXIBLE HINGE MEANS PERMITTING PIVOTAL MOVEMENT OF SAID SWITCH RELATIVE TO SAID SUPPORT; AND (D) ADJUSTMENT MEANS INTERCONNECTING SAID SUPPORT AND SAID SWITCH FOR PIVOTING SAID SWITCH RELATIVE TO SAID SUPPORT ABOUT SAID FLEXIBLE HINGE MEANS.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-30 | 1969-03-01 | 1969-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-30 | 1973-03-01 | 1973-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-30 | 1977-03-01 | 1977-08-31 | $7700.00 | Window Closed / Lapsed |