Patent US2316674A successfully refreshed from Google Patents.
US3264995A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mechanical fuze operable on grazing impact
Assignee: Avco Corp
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Filing: 1964-05-11
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Granted: 1966-08-09
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Expires: 1984-05-11
Abstract
No abstract record available.
Inventors
- 👤 Terry L Libby
- 👤 Webb George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:08
CPC Classifications
F; F42; F42C; F42C15/00; F42C15/24; F42C15/26; F42C1/00; F42C1/02; F42C1/04; F42C1/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
135 words
IN A FUZE FOR A SPINNING PROJECTILE, THE COMBINATION OF: A FIRING PIN FOR DETONATING THE PROJECTILE; A GYROSCOPIC INERTIA RING; ACTUATING MEANS FOR DRIVING SAID FIRING PIN INTO FIRING POSITION, SAID ACTUATING MEANS INCLUDING AT LEAST ONE ELEMENT NORMALLY ORIENTED TO BE SPACED FROM SAID RING; SAID INERTIA RING MAINTAINING STABILITY OF PLANE, WHEREBY IMPACT FORCES CAUSE SAID ELEMENT TO STRIKE SAID INERTIA RING AND TO DRIVE THE FIRING PIN INTO FIRING POSITION; THE INERTIA RING BEING MOUNTED TO SPIN RELATIVE TO THE LONGITUDINAL AXIS OF THE PROJECTILE; AND A MOUNTING FOR THE FIRING PIN, WHICH MOUNTING PERMITS THE FIRING PIN TO BE DISPLACED REARWARDLY INTO FIRING POSITION OR ADVANCED FORWARDLY INTO A SAFE POSITION; THE ACTUATING MEANS COMPRISING A PLURALITY OF RADIALLY EXTENDING SPRING ELEMENTS HAVING THEIR INNER ENDS SECURED TO THE PIN.
Claim 2
Dependent Claim
135 words
IN A FUZE FOR A SPINNING PROJECTILE, THE COMBINATION OF: A FIRING PIN FOR DETONATING THE PROJECTILE; A GYROSCOPIC INERTIA RING; ACTUATING MEANS FOR DRIVING SAID FIRING PIN INTO FIRING POSITION, SAID ACTUATING MEANS INCLUDING AT LEAST ONE ELEMENT NORMALLY ORIENTED TO BE SPACED FROM SAID RING; SAID INERTIA RING MAINTAINING STABILITY OF PLANE, WHEREBY IMPACT FORCES CAUSE SAID ELEMENT TO STRIKE SAID INERTIA RING AND TO DRIVE THE FIRING PIN INTO FIRING POSITION; THE INERTIA RING BEING MOUNTED TO SPIN RELATIVE TO THE LONGITUDINAL AXIS OF THE PROJECTILE; AND A MOUNTING FOR THE FIRING PIN, WHICH MOUNTING PERMITS THE FIRING PIN TO BE DISPLACED REARWARDLY INTO FIRING POSITION OR ADVANCED FORWARDLY INTO A SAFE POSITION; THE ACTUATING MEANS COMPRISING A PLURALITY OF RADIALLY EXTENDING SPRING ELEMENTS HAVING THEIR INNER ENDS SECURED TO THE PIN.
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) | 1969-08-08 | 1970-02-07 | 1970-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-08 | 1974-02-07 | 1974-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-08 | 1978-02-07 | 1978-08-09 | $7700.00 | Window Closed / Lapsed |