US3324261A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Snap switch means
Assignee: Duracell Inc USA
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Filing: 1965-08-06
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Granted: 1967-06-06
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Expires: 1985-08-06
Abstract
No abstract record available.
Inventors
- 👤 Charles L Burns
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 15:11
CPC Classifications
H; H01; H01C; H01C10/00; H01C10/30; H01C10/32; H01C10/36; H01H; H01H21/00; H01H21/02; H01H21/18; H01H21/36; H01H21/40; H01H21/44; H01H5/00; H01H5/04; H01H5/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
203 words
A SNAP SWITCH COMPRISING A HOUSING HAVING OPEN ENDS, INSULATING MEANS CLOSING SAID OPEN ENDS OF SAID HOUSING, CONTROL SHAFT MEANS ROTATABLY JOURNALLED IN SAID INSULATING MEANS AND PROJECTING THROUGH ONE OF SAID INSULATING MEANS, ROTOR MEANS IN SAID HOUSING AND CARRIED BY AND DISPLACED WITH SAID SHAFT, A PLURALITY OF TERMINAL MEANS CARRIED BY ANOTHER ONE OF SAID INSULATING MEANS, ONE OF SAID TERMINAL MEANS HAVING A NOTCH AND A GROOVE FORMED THEREIN, ANOTHER OF SAID TERMINALS PREDETERMINATELY SPACED FROM SAID ONE TERMINAL, PIVOTALLY DISPLACEABLE SPRING MEANS HAVING ONE EXTREMITY PIVOTALLY SEATED IN SAID NOTCH OF SAID ONE TERMINAL MEANS AND A SECTION OF SAID SPRING MEANS NORMALLY INTERFITTING WITH SAID GROOVE OF SAID ONE TERMINAL MEANS SO THAT SAID SPRING MEANS IS COMPRESSIVELY RETAINED THEREBETWEEN, BOSS MEANS CARRIED BY AND DISPLACED WITH SAID ROTOR MEANS, SAID BOSS MEANS HAVING SURFACES IN AN INTERFERENCE PATH WITH SAID SECTION OF SAID SPRING MEANS, DISPLACEMENT OF SAID SHAFT CAUSING ONE OF SAID SURFACES OF SAID BOSS MEANS TO ENGAGE WITH AND COMPRESSIVELY DISPLACE SAID SPRING MEANS STORING ENERGY THEREIN, SAID STORED ENERGY RELEASED WITH A SNAP ACTION MOTION WHEN THE APEX OF SAID BOSS MEANS PASSES THE CENTER OF SAID SECTION OF SAID SPRING
Claim 2
Dependent Claim
203 words
A SNAP SWITCH COMPRISING A HOUSING HAVING OPEN ENDS, INSULATING MEANS CLOSING SAID OPEN ENDS OF SAID HOUSING, CONTROL SHAFT MEANS ROTATABLY JOURNALLED IN SAID INSULATING MEANS AND PROJECTING THROUGH ONE OF SAID INSULATING MEANS, ROTOR MEANS IN SAID HOUSING AND CARRIED BY AND DISPLACED WITH SAID SHAFT, A PLURALITY OF TERMINAL MEANS CARRIED BY ANOTHER ONE OF SAID INSULATING MEANS, ONE OF SAID TERMINAL MEANS HAVING A NOTCH AND A GROOVE FORMED THEREIN, ANOTHER OF SAID TERMINALS PREDETERMINATELY SPACED FROM SAID ONE TERMINAL, PIVOTALLY DISPLACEABLE SPRING MEANS HAVING ONE EXTREMITY PIVOTALLY SEATED IN SAID NOTCH OF SAID ONE TERMINAL MEANS AND A SECTION OF SAID SPRING MEANS NORMALLY INTERFITTING WITH SAID GROOVE OF SAID ONE TERMINAL MEANS SO THAT SAID SPRING MEANS IS COMPRESSIVELY RETAINED THEREBETWEEN, BOSS MEANS CARRIED BY AND DISPLACED WITH SAID ROTOR MEANS, SAID BOSS MEANS HAVING SURFACES IN AN INTERFERENCE PATH WITH SAID SECTION OF SAID SPRING MEANS, DISPLACEMENT OF SAID SHAFT CAUSING ONE OF SAID SURFACES OF SAID BOSS MEANS TO ENGAGE WITH AND COMPRESSIVELY DISPLACE SAID SPRING MEANS STORING ENERGY THEREIN, SAID STORED ENERGY RELEASED WITH A SNAP ACTION MOTION WHEN THE APEX OF SAID BOSS MEANS PASSES THE CENTER OF SAID SECTION OF SAID SPRING
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) | 1970-06-05 | 1970-12-05 | 1971-06-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-05 | 1974-12-05 | 1975-06-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-05 | 1978-12-05 | 1979-06-06 | $7700.00 | Window Closed / Lapsed |