Patent US2640169A successfully refreshed from Google Patents.
Patent US3343489A successfully refreshed from Google Patents.
US3343489A
Expired / Lapsed
US
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Safety for pressure armed rocket fuze
Assignee: Individual
•
Filing: 1967-02-14
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Granted: 1967-09-26
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Expires: 1987-02-14
Abstract
No abstract record available.
Inventors
- 👤 Howard G Whitehouse
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:43
CPC Classifications
F; F42; F42C; F42C15/00; F42C15/28; F42C15/30; F41; F41A; F41A19/00; F41A19/58
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
A SAFETY DEVICE FOR A ROCKET COMPRISING A ROCKET HAVING A WARHEAD FUZE, A ROCKET MOTOR, AN IGNITER ASSEMBLY FOR THE MOTOR, A SQUIB WITHIN THE IGNITER ASSEMBLY, A HEAT-INSULATED CASING CONTAINING THE IGNITER ASSEMBLY ADAPTED TO SEAL SAID ASSEMBLY FROM ACCIDENTAL IGNITION, A RELEASE PIN NORMALLY HOLDING DIRECTLY SAID WARHEAD FUZE IN AN UNARMED POSITION, EXPANDABLE MEANS SUPPORTING THE RELEASE PIN IN THE HOLDING POSITION, SAID INSULATED CASING ADAPTED TO SHATTER ONLY BY IGNITION OF THE IGNITER ASSEMBLY FROM WITHIN TO PERMIT THE COMBUSTION GASES TO ENTER SAID MEANS AND SAID MEANS EXPANDED BY THE PRESSURE OF THE COMBUSTION GASES TO FREE THE RELEASE PIN FOR MOVEMENT FROM THE UNARMED POSITION.
Claim 2
Dependent Claim
112 words
A SAFETY DEVICE FOR A ROCKET COMPRISING A ROCKET HAVING A WARHEAD FUZE, A ROCKET MOTOR, AN IGNITER ASSEMBLY FOR THE MOTOR, A SQUIB WITHIN THE IGNITER ASSEMBLY, A HEAT-INSULATED CASING CONTAINING THE IGNITER ASSEMBLY ADAPTED TO SEAL SAID ASSEMBLY FROM ACCIDENTAL IGNITION, A RELEASE PIN NORMALLY HOLDING DIRECTLY SAID WARHEAD FUZE IN AN UNARMED POSITION, EXPANDABLE MEANS SUPPORTING THE RELEASE PIN IN THE HOLDING POSITION, SAID INSULATED CASING ADAPTED TO SHATTER ONLY BY IGNITION OF THE IGNITER ASSEMBLY FROM WITHIN TO PERMIT THE COMBUSTION GASES TO ENTER SAID MEANS AND SAID MEANS EXPANDED BY THE PRESSURE OF THE COMBUSTION GASES TO FREE THE RELEASE PIN FOR MOVEMENT FROM THE UNARMED POSITION.
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) | 1970-09-25 | 1971-03-27 | 1971-09-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-25 | 1975-03-27 | 1975-09-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-25 | 1979-03-27 | 1979-09-26 | $7700.00 | Window Closed / Lapsed |