US3077834A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lined shaped explosive charge and liner therefor
Assignee: Jet Research Center Inc
•
Filing: 1958-07-14
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Granted: 1963-02-19
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Expires: 1978-07-14
Abstract
No abstract record available.
Inventors
- 👤 Blake M Caldwell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 17:02
CPC Classifications
E; E21; E21B; E21B43/00; E21B43/11; E21B43/116; E21B43/117; F; F42; F42B; F42B1/00; F42B1/02; F42B1/032
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
A SHAPED EXPLOSIVE CHARGE UNIT COMPRISING: (A) A CASING; (B) A SHAPED EXPLOSIVE CHARGE IN SAID CASING, SAID CHARGE HAVING AN OUTWARDLY FLARING CAVITY IN THE FRONT FACE THEREOF; (C) A LINER LINING THE WALLS OF SAID CAVITY, SAID LINER COMPRISING A MULTIPLICITY OF SOLID METAL PARTICLES OF AN ALLOY CONTAINING COPPER AS THE MAJOR CONSTITUENT, SAID PARTICLES BEING OF A SUBSTANTIALLY UNIFORM SIZE AND EACH HAVING A DIAMETER GREATER THAN ABOUT 3 MICRONS AND SMALLER THAN ABOUT 50 MICRONS AND MANY TIMES SMALLER THAN THE THICKNESS OF SAID LINER, EACH OF SAID PARTICLES HAVING A THIN, ADHERENT COAT-
Claim 2
Dependent Claim
99 words
A SHAPED EXPLOSIVE CHARGE UNIT COMPRISING: (A) A CASING; (B) A SHAPED EXPLOSIVE CHARGE IN SAID CASING, SAID CHARGE HAVING AN OUTWARDLY FLARING CAVITY IN THE FRONT FACE THEREOF; (C) A LINER LINING THE WALLS OF SAID CAVITY, SAID LINER COMPRISING A MULTIPLICITY OF SOLID METAL PARTICLES OF AN ALLOY CONTAINING COPPER AS THE MAJOR CONSTITUENT, SAID PARTICLES BEING OF A SUBSTANTIALLY UNIFORM SIZE AND EACH HAVING A DIAMETER GREATER THAN ABOUT 3 MICRONS AND SMALLER THAN ABOUT 50 MICRONS AND MANY TIMES SMALLER THAN THE THICKNESS OF SAID LINER, EACH OF SAID PARTICLES HAVING A THIN, ADHERENT COAT-
References Cited (Backward Citations)
GB574132A
Cited
US2605703A
Cited
FR980903A
Cited
US2629325A
Cited
US2667386A
Cited
FR1045539A
Cited
US2796833A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-02-18 | 1966-08-20 | 1967-02-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-18 | 1970-08-20 | 1971-02-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-18 | 1974-08-20 | 1975-02-19 | $7700.00 | Window Closed / Lapsed |