US3098905A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Snap-action switch
Assignee: Cherry Corp
•
Filing: 1961-10-20
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Granted: 1963-07-23
•
Expires: 1981-10-20
Abstract
No abstract record available.
Inventors
- 👤 Fred N Anderson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:20
CPC Classifications
H; H01; H01H; H01H13/00; H01H13/02; H01H13/26; H01H13/28
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
166 words
A SNAP-ACTION SWITCH HOUSING, HAVING A BODY NORMALLY OPEN AT ONE SIDE AND A COVER THEREOF, WITH SAID BODY AND COVER PROVIDING AN INTERIOR CAVITY CONTAINING A SNAP-ACTING MECHANISM INCLUDING (A) AN ELONGATED COIL SPRING, (B) SAID COIL SPRING HAVING ONE END CONNECTED TO A MOVABLE SWITCH BLADE AND ITS OPPOSITE END ATTACHED TO A SUPPORTING MEANS CARRIED BY SAID HOUSING, (C) A SUPPORTING MEANS EXTENDING TRANSVERSELY BETWEEN SAID BODY AND SAID COVER AND UPON WHICH ONE END OF SAID COIL SPRING IS HOOKED, (D) SAID HOUSING PROVIDING A COMPARTMENT FOR SAID SUPPORTING MEANS, (E) SAID COMPARTMENT COMPRISING A NOTCHED-OUT OPENING FORMED IN ONE END WALL OF SAID BODY OF A DEPTH LESS THAN SAID CAVITY FORMED THEREIN, (F) AND MEANS CARRIED BY A CORRESPONDING END WALL OF SAID COVER FOR CLOSING SAID NOTCHED-OUT OPENING AND FOR POSITIONING THE HOOKED END OF SAID COIL SPRING UPON SAID SUPPORTING MEANS FOR MAINTAINING SAID COIL SPRING IN A PREDETERMINED LONGITUDINAL PLANE WITH RESPECT TO THE MOVABLE SWITCH BLADE.
Claim 2
Dependent Claim
166 words
A SNAP-ACTION SWITCH HOUSING, HAVING A BODY NORMALLY OPEN AT ONE SIDE AND A COVER THEREOF, WITH SAID BODY AND COVER PROVIDING AN INTERIOR CAVITY CONTAINING A SNAP-ACTING MECHANISM INCLUDING (A) AN ELONGATED COIL SPRING, (B) SAID COIL SPRING HAVING ONE END CONNECTED TO A MOVABLE SWITCH BLADE AND ITS OPPOSITE END ATTACHED TO A SUPPORTING MEANS CARRIED BY SAID HOUSING, (C) A SUPPORTING MEANS EXTENDING TRANSVERSELY BETWEEN SAID BODY AND SAID COVER AND UPON WHICH ONE END OF SAID COIL SPRING IS HOOKED, (D) SAID HOUSING PROVIDING A COMPARTMENT FOR SAID SUPPORTING MEANS, (E) SAID COMPARTMENT COMPRISING A NOTCHED-OUT OPENING FORMED IN ONE END WALL OF SAID BODY OF A DEPTH LESS THAN SAID CAVITY FORMED THEREIN, (F) AND MEANS CARRIED BY A CORRESPONDING END WALL OF SAID COVER FOR CLOSING SAID NOTCHED-OUT OPENING AND FOR POSITIONING THE HOOKED END OF SAID COIL SPRING UPON SAID SUPPORTING MEANS FOR MAINTAINING SAID COIL SPRING IN A PREDETERMINED LONGITUDINAL PLANE WITH RESPECT TO THE MOVABLE SWITCH BLADE.
References Cited (Backward Citations)
US1944522A
Cited
US2404874A
Cited
US2592660A
Cited
US2789172A
Cited
AT204624B
Cited
FR1196660A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-07-22 | 1967-01-21 | 1967-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-22 | 1971-01-21 | 1971-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-22 | 1975-01-21 | 1975-07-23 | $7700.00 | Window Closed / Lapsed |