US3270156A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Switching devices with contact means which inhibit contact bounce
Assignee: AMF Inc
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Filing: 1964-03-23
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Granted: 1966-08-30
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Expires: 1984-03-23
Abstract
No abstract record available.
Inventors
- 👤 Richard E Stewart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 23:35
CPC Classifications
H; H01; H01H; H01H1/00; H01H1/50; H01H13/00; H01H13/02; H01H13/12; H01H13/26; H01H13/36; H01H13/40; H01H13/42
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
A SWITCHING DEVICE CHARACTERIZED BY AT LEAST SUBSTANTIAL FREEDOM FROM CONTACT BOUNCE, COMPRISING IN COMBINATION A CONTACT CARRYING BLADE MEMBER FREE TO MOVE AT ONE END THEREOF; A FIXED CONTACT SUPORT; ACTUATING MEANS OPERATIVELY ASSOCIATED WITH SAID BLADE MEMBER TO ACTUATE THE FREE END THEREOF TOWARD SAID AWAY FROM SAID SUPPORT TO MAKE AND BREAK AN ELECTRICAL CONNECTION; FIRST CONTACT MEANS FIXEDLY ATTACHED TO THE FREE END OF SAID BLADE MEMBER; AND SECOND CONTACT MEANS FIXEDLY ATTACHED TO SAID SUPPORT, ONE OF SAID FIRST AND SECOND CONTACT MEANS COMPRISING TWO GENERALLY U-SHAPED ELECTRICALLY CONDUCTIVE SPRING WIRE CONTACT ELEMENTS ARRANGED SIDE-BY-SIDE AND SUBSTANTIALLY PARALLEL WITH THE
Claim 2
Dependent Claim
105 words
A SWITCHING DEVICE CHARACTERIZED BY AT LEAST SUBSTANTIAL FREEDOM FROM CONTACT BOUNCE, COMPRISING IN COMBINATION A CONTACT CARRYING BLADE MEMBER FREE TO MOVE AT ONE END THEREOF; A FIXED CONTACT SUPORT; ACTUATING MEANS OPERATIVELY ASSOCIATED WITH SAID BLADE MEMBER TO ACTUATE THE FREE END THEREOF TOWARD SAID AWAY FROM SAID SUPPORT TO MAKE AND BREAK AN ELECTRICAL CONNECTION; FIRST CONTACT MEANS FIXEDLY ATTACHED TO THE FREE END OF SAID BLADE MEMBER; AND SECOND CONTACT MEANS FIXEDLY ATTACHED TO SAID SUPPORT, ONE OF SAID FIRST AND SECOND CONTACT MEANS COMPRISING TWO GENERALLY U-SHAPED ELECTRICALLY CONDUCTIVE SPRING WIRE CONTACT ELEMENTS ARRANGED SIDE-BY-SIDE AND SUBSTANTIALLY PARALLEL WITH THE
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) | 1969-08-29 | 1970-02-28 | 1970-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-29 | 1974-02-28 | 1974-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-29 | 1978-02-28 | 1978-08-30 | $7700.00 | Window Closed / Lapsed |