US3257946A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrically triggered squib
Assignee: Bendix Corp
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Filing: 1964-07-16
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Granted: 1966-06-28
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Expires: 1984-07-16
Abstract
No abstract record available.
Inventors
- 👤 Tognola Tullio
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 19:16
CPC Classifications
F; F42; F42B; F42B3/00; F42B3/10; F42B3/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
94 words
AN ELECTRICALLY TRIGGERED SQUIB, WHICH COMPRISES OPPOSED SPACED ELECTRODES FORMING A SPARK DISCHARGE GAP, MEANS FORMING A SUBSTANTIALLY CLOSED GAS-FILLED CAVITY OF SUBSTANTIAL SIZE BETWEEN THE ELECTRODES, A SPARK IGNITABLE CHARGE OF EXPLOSIVE MATERIAL POSITIONED ADJACENT THE CAVITY, AND A THIN FRANGIBLE SHEET FORMING A PART OF THE CAVITY-FORMING MEANS AND SEPARATING THE EXPLOSIVE MATERIAL FROM THE SPARK GAP, THE SHEET BEING RUPTURED BY EXPANSION OF THE GAS WITHIN THE CAVITY UPON A SPARK DISCHARGE OF PREDETERMINED INTENSITY AT THE SPARK GAP, WHEREBY TO AFFORD ACCESS BETWEEN THE EXPLOSIVE MATERIAL AND THE SPARK GAP.
Claim 2
Dependent Claim
94 words
AN ELECTRICALLY TRIGGERED SQUIB, WHICH COMPRISES OPPOSED SPACED ELECTRODES FORMING A SPARK DISCHARGE GAP, MEANS FORMING A SUBSTANTIALLY CLOSED GAS-FILLED CAVITY OF SUBSTANTIAL SIZE BETWEEN THE ELECTRODES, A SPARK IGNITABLE CHARGE OF EXPLOSIVE MATERIAL POSITIONED ADJACENT THE CAVITY, AND A THIN FRANGIBLE SHEET FORMING A PART OF THE CAVITY-FORMING MEANS AND SEPARATING THE EXPLOSIVE MATERIAL FROM THE SPARK GAP, THE SHEET BEING RUPTURED BY EXPANSION OF THE GAS WITHIN THE CAVITY UPON A SPARK DISCHARGE OF PREDETERMINED INTENSITY AT THE SPARK GAP, WHEREBY TO AFFORD ACCESS BETWEEN THE EXPLOSIVE MATERIAL AND THE SPARK GAP.
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) | 1969-06-27 | 1969-12-27 | 1970-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-27 | 1973-12-27 | 1974-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-27 | 1977-12-27 | 1978-06-28 | $7700.00 | Window Closed / Lapsed |