US3712228A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Target marker warhead
Assignee: United States Department of the Navy
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Filing: 1969-02-26
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Granted: 1973-01-23
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Expires: 1989-02-26
Abstract
Abstract A marker warhead is substituted for the explosive warhead of a guided missile so as to give an indication of the point of the fuze function or impact of the missile and mark the target for accurate delivery of conventional weapons.
Inventors
- 👤 G Handler
- 👤 M Burford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 12:17
CPC Classifications
F; F42; F42B; F42B12/00; F42B12/02; F42B12/04; F42B12/10; F42B12/36; F42B12/42; F42B12/46; F42B12/48
Claims Analysis
Total Claims: 11
Claim 1
Independent Claim
48 words
In a guided missile having a sensitive nose section and an explosive marker section, the improvement comprising: a. said marker section being located directly behind said nose section; and b. shaped charge means in said marker section for destruction of said nose section when said marker section fires.
Claim 2
Dependent Claim
48 words
In a guided missile having a sensitive nose section and an explosive marker section, the improvement comprising: a. said marker section being located directly behind said nose section; and b. shaped charge means in said marker section for destruction of said nose section when said marker section fires.
Claim 3
Dependent Claim
38 words
A missile according to claim 1 wherein said marker section further comprises: detonation means opposite said shaped charge means; and transfer link means for causing detonation of said shaped charge subsequent to the firing of said detonation means.
Claim 4
Dependent Claim
41 words
A missile according to claim 2 wherein said transfer link means comprises a length of mild detonating fuse encased in a metal tube; said metal tube communicating with said detonation means on one end and said shaped charge on the other.
Claim 5
Dependent Claim
44 words
A missile according to claim 2 wherein said marker section comprises a central area and a peripheral area within a substantially cylindrical housing; said peripheral area containing pyrotechnic material; and said central area containing said detonating means, transfer link means and shaped charge means.
Claim 6
Dependent Claim
13 words
A missile according to claim 4 wherein said pyrotechnic material comprises white phosphorus.
Claim 7
Dependent Claim
16 words
A missile according to claim 4 wherein said pyrotechnic material comprises white phosphorus and titanium tetrachloride.
Claim 8
Dependent Claim
13 words
A missile according to claim 4 wherein the pyrotechnic material is red phosphorus.
Claim 9
Dependent Claim
88 words
A pyrotechnic device for use in a weapon system comprising: an elongated housing; attachment means on one end of said housing for attachment to a weapon assembly; a central cavity in said housing coaxial with the longitudinal axis of said housing; a peripheral cavity surrounding said central cavity; detonation means in said central cavity including, detonation initiating means, detonation transfer link means, and shaped charge means; said peripheral cavity being bounded at each end by bulkhead means; and a reclosable filler opening in one of said bulkhead means.
Claim 10
Dependent Claim
88 words
A pyrotechnic device for use in a weapon system comprising: an elongated housing; attachment means on one end of said housing for attachment to a weapon assembly; a central cavity in said housing coaxial with the longitudinal axis of said housing; a peripheral cavity surrounding said central cavity; detonation means in said central cavity including, detonation initiating means, detonation transfer link means, and shaped charge means; said peripheral cavity being bounded at each end by bulkhead means; and a reclosable filler opening in one of said bulkhead means.
Claim 11
Dependent Claim
21 words
The pyrotechnic means of claim 8 wherein said peripheral cavity is filled with a pyrotechnic mix including a form of phosphorus.
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) | 1976-01-23 | 1976-07-24 | 1977-01-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-01-23 | 1980-07-24 | 1981-01-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-01-23 | 1984-07-24 | 1985-01-23 | $7700.00 | Window Closed / Lapsed |