Patent US3415191A successfully refreshed from Google Patents.
US3415191A
Expired / Lapsed
US
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Safety and arming mechanism
Assignee: United States Department of the Army
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Filing: 1959-08-31
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Granted: 1968-12-10
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Expires: 1979-08-31
Abstract
No abstract record available.
Inventors
- 👤 James M Meek
- 👤 James J Charuhas
- 👤 Harvey A Foure
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 13:26
CPC Classifications
F; F42; F42C; F42C14/00; F42C15/00; F42C15/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
127 words
A SAFETY AND ARMING MECHANISM, COMPRISING FIRST AND SECOND G-WEIGHTS MOVABLE IN THE SAME DIRECTION FROM AN INITIAL TO A FINAL POSITION, A COIL SPRING SUBSTANTIALLY ENCLOSING BOTH G-WEIGHTS, AND SPRING HAVING TWO ENDS, MEANS FOR PREVENTING EXPANSIVE MOVEMENT OF ONE END OF SAID SPRING CONNECTED TO SAID SECOND G-WEIGHT AND COMPRESSING SAID SPRING AS A RESULT OF MOVEMENT OF SAID SECOND G-WEIGHT TOWARDS SAID FINAL POSITION, A CATCH MEMBER ENGAGING SAID FIRST G-WEIGHT FOR RELEASING THE OTHER END OF SAID SPRING, SAID MEMBER RELEASING SAID OTHER END OF SAID SPRING AS A RESULT OF MOVEMENT OF SAID FIRST GWEIGHT TO SAID FINAL POSITION, AND DETONATOR MEANS CONNECTED TO SAID OTHER END OF SAID SPRING AND MOVABLE TO AN ARMED POSITION AS A RESULT OF SPRING EXPANSION.
Claim 2
Dependent Claim
127 words
A SAFETY AND ARMING MECHANISM, COMPRISING FIRST AND SECOND G-WEIGHTS MOVABLE IN THE SAME DIRECTION FROM AN INITIAL TO A FINAL POSITION, A COIL SPRING SUBSTANTIALLY ENCLOSING BOTH G-WEIGHTS, AND SPRING HAVING TWO ENDS, MEANS FOR PREVENTING EXPANSIVE MOVEMENT OF ONE END OF SAID SPRING CONNECTED TO SAID SECOND G-WEIGHT AND COMPRESSING SAID SPRING AS A RESULT OF MOVEMENT OF SAID SECOND G-WEIGHT TOWARDS SAID FINAL POSITION, A CATCH MEMBER ENGAGING SAID FIRST G-WEIGHT FOR RELEASING THE OTHER END OF SAID SPRING, SAID MEMBER RELEASING SAID OTHER END OF SAID SPRING AS A RESULT OF MOVEMENT OF SAID FIRST GWEIGHT TO SAID FINAL POSITION, AND DETONATOR MEANS CONNECTED TO SAID OTHER END OF SAID SPRING AND MOVABLE TO AN ARMED POSITION AS A RESULT OF SPRING EXPANSION.
References Cited (Backward Citations)
US2586437A
Cited
US2537953A
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US2486362A
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US2836118A
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US2863393A
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US2915013A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-10 | 1972-06-10 | 1972-12-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-10 | 1976-06-10 | 1976-12-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-10 | 1980-06-10 | 1980-12-10 | $7700.00 | Window Closed / Lapsed |