Patent US3249710A successfully refreshed from Google Patents.
US3249710A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Snap action electrical switch with contact flutter attenuation means
Assignee: Maxson Electronics Corp
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Filing: 1963-09-04
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Granted: 1966-05-03
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Expires: 1983-09-04
Abstract
No abstract record available.
Inventors
- 👤 Schwarzkopf Daniel
- 👤 Joseph J Zemke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 22:29
CPC Classifications
H; H01; H01H; H01H5/00; H01H5/04; H01H5/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
191 words
FOR USE WITH A CAP SNAP ACTION SWITCH, INCLUDING AT LEAST ONE STATIONARY CONTACT, A MOVABLE CONTACT, A CARRIER MEMBER MOUNTING SAID MOVABLE CONTACT, MEANS FOR MOUNTING SAID STATIONARY CONTACT ADN SAID CARRIER MEMBER, AND A SNAP MECHANISM COMPRISING AT LEAST TWO POSITIONS RESPONSIVE STRESSED MEMBERS HAVING A SNAP CENTER, SAID STRESSED MEMBERS BEING INTECONNECTED AT ONE END AND HAVING A CURVED SPRING PORTION ABUTTING AGAINST SAID MOUNTING MEANS, SAID STRESSED MEMBERS BIASING SAID CARRIER MEMBER WITH SAID MOVABLE CONTACT TOWARD SAID STATIONARY CONTACT WHEN SAID STRESSED MEMBERS ARE POSITIONED ONE ONE SIDE OF SAID SNAP CENTER, AND BIASING SAID CARRIER MEMBER AWAY FROM SAID STATIONARY CONTACT WHEN SAID STRESSED MEMBERS ARE POSITIONED ON THE OTHER SIDE OF SAID SNAP CENTER; AND ADDITIONAL DEFORMABLE SPRING FINGER INTEGRAL WITH SAID CARRIER MEMBER AND BIASED AGAINST SAID SNAP MECHANISM FOR URGING SAID MOVABLE CONTACT TOWARD SAID STATIONARY CONTACT WHEN SAID STRESSD MEMBERS ARE POSITIONED ON SAID ONE SIDE, SAID SPRING FINGER BEING DEFORMED AGAINST SAID SNAP MECHANISM UNTIL SAID STRESSED MEMBERS ARE MOVED BEYOND SAID SNAP CENTER THEREBY MAINTAINING POSITIVE CONTACT PRESSURE BETWEEN SAID MOVABLE CONTACT AND SAID STATIONARY CONTACT UNTIL SNAP OVER.
Claim 2
Dependent Claim
191 words
FOR USE WITH A CAP SNAP ACTION SWITCH, INCLUDING AT LEAST ONE STATIONARY CONTACT, A MOVABLE CONTACT, A CARRIER MEMBER MOUNTING SAID MOVABLE CONTACT, MEANS FOR MOUNTING SAID STATIONARY CONTACT ADN SAID CARRIER MEMBER, AND A SNAP MECHANISM COMPRISING AT LEAST TWO POSITIONS RESPONSIVE STRESSED MEMBERS HAVING A SNAP CENTER, SAID STRESSED MEMBERS BEING INTECONNECTED AT ONE END AND HAVING A CURVED SPRING PORTION ABUTTING AGAINST SAID MOUNTING MEANS, SAID STRESSED MEMBERS BIASING SAID CARRIER MEMBER WITH SAID MOVABLE CONTACT TOWARD SAID STATIONARY CONTACT WHEN SAID STRESSED MEMBERS ARE POSITIONED ONE ONE SIDE OF SAID SNAP CENTER, AND BIASING SAID CARRIER MEMBER AWAY FROM SAID STATIONARY CONTACT WHEN SAID STRESSED MEMBERS ARE POSITIONED ON THE OTHER SIDE OF SAID SNAP CENTER; AND ADDITIONAL DEFORMABLE SPRING FINGER INTEGRAL WITH SAID CARRIER MEMBER AND BIASED AGAINST SAID SNAP MECHANISM FOR URGING SAID MOVABLE CONTACT TOWARD SAID STATIONARY CONTACT WHEN SAID STRESSD MEMBERS ARE POSITIONED ON SAID ONE SIDE, SAID SPRING FINGER BEING DEFORMED AGAINST SAID SNAP MECHANISM UNTIL SAID STRESSED MEMBERS ARE MOVED BEYOND SAID SNAP CENTER THEREBY MAINTAINING POSITIVE CONTACT PRESSURE BETWEEN SAID MOVABLE CONTACT AND SAID STATIONARY CONTACT UNTIL SNAP OVER.
References Cited (Backward Citations)
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US2418068A
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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) | 1969-05-02 | 1969-11-01 | 1970-05-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-02 | 1973-11-01 | 1974-05-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-02 | 1977-11-01 | 1978-05-03 | $7700.00 | Window Closed / Lapsed |