US3331324A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Frangible motor
Assignee: Atlantic Research Corp
•
Filing: 1965-08-25
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Granted: 1967-07-18
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Expires: 1985-08-25
Abstract
No abstract record available.
Inventors
- 👤 George K Oss
- 👤 Danny D Dunfee
- 👤 Silver Bernard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:33
CPC Classifications
F; F42; F42B; F42B15/00; F42B15/36; F02; F02K; F02K9/00; F02K9/08; F02K9/32; F02K9/34
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
A FRANGIBLE MOTOR INCLUDING, IN COMBINATION, A CASING DEFINING A COMBUSTION CHAMBER THEREIN AND A MOTOR FRAGMENTATION SYSTEM, SAID FRAGMENTATION SYSTEM COMPRISING (A) A MODULAR PRIMARY EXPLOSIVE CHARGE MOUNTED WITHIN SAID CASING ADJACENT TO THE FORWARD END OF SAID COMBUSTION CHAMBER, (B) MEANS TO DETONATE SAID PRIMARY CHARGE, AND (C) A SHEET SECONDARY EXPLOSIVE CHARGE ATTACHED TO THE EXTERNAL SURFACE OF SAID CASING AND BEING SEPARATED FROM SAID PRIMARY CHARGE BY SAID CASING, SAID SECONDARY CHARGE BEING SYMPATHETICALLY DETONATED BY DETONATION OF SAID PRIMARY CHARGE.
Claim 2
Dependent Claim
85 words
A FRANGIBLE MOTOR INCLUDING, IN COMBINATION, A CASING DEFINING A COMBUSTION CHAMBER THEREIN AND A MOTOR FRAGMENTATION SYSTEM, SAID FRAGMENTATION SYSTEM COMPRISING (A) A MODULAR PRIMARY EXPLOSIVE CHARGE MOUNTED WITHIN SAID CASING ADJACENT TO THE FORWARD END OF SAID COMBUSTION CHAMBER, (B) MEANS TO DETONATE SAID PRIMARY CHARGE, AND (C) A SHEET SECONDARY EXPLOSIVE CHARGE ATTACHED TO THE EXTERNAL SURFACE OF SAID CASING AND BEING SEPARATED FROM SAID PRIMARY CHARGE BY SAID CASING, SAID SECONDARY CHARGE BEING SYMPATHETICALLY DETONATED BY DETONATION OF SAID PRIMARY CHARGE.
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) | 1970-07-17 | 1971-01-16 | 1971-07-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-17 | 1975-01-16 | 1975-07-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-17 | 1979-01-16 | 1979-07-18 | $7700.00 | Window Closed / Lapsed |