US3173364A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ammuntion safety device
Assignee: MILITARY TRAINING DEVICE CO
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Filing: 1962-03-24
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Granted: 1965-03-16
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Expires: 1982-03-24
Abstract
No abstract record available.
Inventors
- 👤 Nordzell Carl Olof Julius
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 22:06
CPC Classifications
F; F42; F42C; F42C19/00; F42C19/04; F42B; F42B3/00; F42B39/00; F42B39/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
109 words
IN COMBINTION WITH A SHELL FILLED WITH A HIGH EXPLOSIVE MAIN CHARGE, A SAFETY DEVICE FOR PREVENTING UNINTENDED, HEAT INDUCED DETONATION OF THE EXPLOSIVE MAIN CHARGE, COMPRISING: (A) A PROTECTIVE EXPOSIVE CHARGE IN SAID SHELL, SAID CHARGE B EING LARGE ENOUGH THAT ITS DETONATION WILL CREATE A VENTING OPENING IN SAID SHELL OF SUFFICIENT SIZE TO ALLOW THE MAIN CHARGE TO BURN OR FLOW OUT OF THE SHELL WITHOUT HIGH ORDER DETONATION; AND (B) MEANS RESPONSIVE TO THE HEATING OF SAID SHELL AND OPERABLE AT A TEMPERATURE BELOW THE DETONATION TEMPERATURE OF THE MAIN CHARGE FOR DETONATING THE PROTECTIVE CHARGE AND THEREBY CREATING SAID VENTING OPENING IN SAID SHELL.
Claim 2
Dependent Claim
109 words
IN COMBINTION WITH A SHELL FILLED WITH A HIGH EXPLOSIVE MAIN CHARGE, A SAFETY DEVICE FOR PREVENTING UNINTENDED, HEAT INDUCED DETONATION OF THE EXPLOSIVE MAIN CHARGE, COMPRISING: (A) A PROTECTIVE EXPOSIVE CHARGE IN SAID SHELL, SAID CHARGE B EING LARGE ENOUGH THAT ITS DETONATION WILL CREATE A VENTING OPENING IN SAID SHELL OF SUFFICIENT SIZE TO ALLOW THE MAIN CHARGE TO BURN OR FLOW OUT OF THE SHELL WITHOUT HIGH ORDER DETONATION; AND (B) MEANS RESPONSIVE TO THE HEATING OF SAID SHELL AND OPERABLE AT A TEMPERATURE BELOW THE DETONATION TEMPERATURE OF THE MAIN CHARGE FOR DETONATING THE PROTECTIVE CHARGE AND THEREBY CREATING SAID VENTING OPENING IN SAID SHELL.
References Cited (Backward Citations)
US3054349A
Cited
US2943445A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-03-15 | 1968-09-14 | 1969-03-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-15 | 1972-09-14 | 1973-03-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-15 | 1976-09-14 | 1977-03-16 | $7700.00 | Window Closed / Lapsed |