US3340808A
Expired / Lapsed
US
⏱️ 0.0 years remaining
One component detonator requiring low firing energy
Assignee: Individual
•
Filing: 1963-10-18
•
Granted: 1967-09-12
•
Expires: 1983-10-18
Abstract
No abstract record available.
Inventors
- 👤 Howard S Leopold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:53
CPC Classifications
F; F42; F42B; F42B3/00; F42B3/10; F42B3/195; C; C06; C06B; C06B35/00; C06C; C06C7/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
102 words
IN AN EXPLOSIXE DETONATOR INCLUDING A CONTAINER FOR HOUSING AN EXPLOSIVE CHARGE, THE IMPROVEMENT COMPRISING, A SINGLE CHARGE WITHIN SAID CONTAINER CONSISTING OF A BINARY MIXTURE OF PRIMARY AND SECONDARY EXPLOSIVES WHEREIN SAID PRIMARY EXPLOSIVE IS SELECTED FROM THE GROUP CONSISTING OF LEAD AZIDE AND SILVER AZIDE AND SAID SECONDARY EXPLOSIVE IS SELECTED FROM THE GROUP CONSISTING OF PETN AND RDX, AND HOT BRIDGE WIRE MEANS WITHIN SAID CONTAINER AND IN INTIMATE CONTACT WITH SAID BINARY MIXTURE UNDER PRESSURES IN EXCESS OF 10,000 POUNDS PER SQUARE INCH WHEREBY RELATIVELY LOW ENERGY APPLIED TO SAID HOT BRIDGE WIRE MEANS WILL DETONATE SAID MIXTURE.
Claim 2
Dependent Claim
102 words
IN AN EXPLOSIXE DETONATOR INCLUDING A CONTAINER FOR HOUSING AN EXPLOSIVE CHARGE, THE IMPROVEMENT COMPRISING, A SINGLE CHARGE WITHIN SAID CONTAINER CONSISTING OF A BINARY MIXTURE OF PRIMARY AND SECONDARY EXPLOSIVES WHEREIN SAID PRIMARY EXPLOSIVE IS SELECTED FROM THE GROUP CONSISTING OF LEAD AZIDE AND SILVER AZIDE AND SAID SECONDARY EXPLOSIVE IS SELECTED FROM THE GROUP CONSISTING OF PETN AND RDX, AND HOT BRIDGE WIRE MEANS WITHIN SAID CONTAINER AND IN INTIMATE CONTACT WITH SAID BINARY MIXTURE UNDER PRESSURES IN EXCESS OF 10,000 POUNDS PER SQUARE INCH WHEREBY RELATIVELY LOW ENERGY APPLIED TO SAID HOT BRIDGE WIRE MEANS WILL DETONATE SAID MIXTURE.
References Cited (Backward Citations)
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Cited
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-09-11 | 1971-03-13 | 1971-09-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-11 | 1975-03-13 | 1975-09-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-11 | 1979-03-13 | 1979-09-12 | $7700.00 | Window Closed / Lapsed |