Patent US3285170A successfully refreshed from Google Patents.
US3285170A
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Ignition-device for a bomb
Assignee: FIJN MECHANISCHE IND BECKER S
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Filing: 1964-08-06
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Granted: 1966-11-15
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Expires: 1984-08-06
Abstract
No abstract record available.
Inventors
- 👤 Fietelaars Theodorus Adrianus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:34
CPC Classifications
F; F42; F42C; F42C5/00; F42B; F42B3/00; F42B3/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
167 words
AN IGNITION DEVICE FOR A BOMB COMPRISING A CASING TO BE ATTACHED TO A CHARGE HAVING A DETONATOR, A HYDRAULIC PRESSURE RESPONSIVE MEMBRANE ATTACHED TO ONE END OF SAID CASING, A FIRING PIN LOCATED WITHIN SAID CAUSING, A FIRING PIN HOLDER ENCLOSING SAID PIN, AN ACTIVATING ROD CONNECTED TO SAID MEMBRANE FOR ACTIVATING SAID FIRING PIN, AN ADJUTABLE DEPTH REGULATING SPRING LOCATED IN SAID FIRING PIN HOLDER COACTING WITH SAID FIRING PIN AND SAID ACTIVATING ROD MAINTAINING SAID ACTIVATING ROD INOPERATIVE UNTIL A PREDETERMINED DEPTH OF WATER HAS BEEN OBTAINED, AN ENCLOSING SOCKET SURROUNDING SAID ACTIVATING ROD FIXED TO SAID CASING, A FIRING SPRING COACTING WITH SAID SOCKET AND SAID PIN HOLDER, MEANS FOR LOCKING SAID FIRING PIN HOLDER TO SAID ENCLOSING SOCKET AND MEANS UPON SAID ACTIVATING ROD WHEN MOVED BY A PRESSURE ON SAID MEMBRANE GREATER THAN THE PRESSURE OF SAID REGULATING SPRING FOR RELEASING SAID LOCKING MEANS WHEREBY SAID FIRING PIN HOLDER AND PIN ARE MOVED BY SAID FIRING SPRING TO DETONATE SAID DETONATOR.
Claim 2
Dependent Claim
167 words
AN IGNITION DEVICE FOR A BOMB COMPRISING A CASING TO BE ATTACHED TO A CHARGE HAVING A DETONATOR, A HYDRAULIC PRESSURE RESPONSIVE MEMBRANE ATTACHED TO ONE END OF SAID CASING, A FIRING PIN LOCATED WITHIN SAID CAUSING, A FIRING PIN HOLDER ENCLOSING SAID PIN, AN ACTIVATING ROD CONNECTED TO SAID MEMBRANE FOR ACTIVATING SAID FIRING PIN, AN ADJUTABLE DEPTH REGULATING SPRING LOCATED IN SAID FIRING PIN HOLDER COACTING WITH SAID FIRING PIN AND SAID ACTIVATING ROD MAINTAINING SAID ACTIVATING ROD INOPERATIVE UNTIL A PREDETERMINED DEPTH OF WATER HAS BEEN OBTAINED, AN ENCLOSING SOCKET SURROUNDING SAID ACTIVATING ROD FIXED TO SAID CASING, A FIRING SPRING COACTING WITH SAID SOCKET AND SAID PIN HOLDER, MEANS FOR LOCKING SAID FIRING PIN HOLDER TO SAID ENCLOSING SOCKET AND MEANS UPON SAID ACTIVATING ROD WHEN MOVED BY A PRESSURE ON SAID MEMBRANE GREATER THAN THE PRESSURE OF SAID REGULATING SPRING FOR RELEASING SAID LOCKING MEANS WHEREBY SAID FIRING PIN HOLDER AND PIN ARE MOVED BY SAID FIRING SPRING TO DETONATE SAID DETONATOR.
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) | 1969-11-14 | 1970-05-16 | 1970-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-14 | 1974-05-16 | 1974-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-14 | 1978-05-16 | 1978-11-15 | $7700.00 | Window Closed / Lapsed |