US3601053A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Signal projectile configured for improved penetrability of foliage
Assignee: United States Department of the Navy
•
Filing: 1969-10-27
•
Granted: 1971-08-24
•
Expires: 1989-10-27
Abstract
Abstract A signal projectile having an outer container adaptable for mounting to a launching projector and an inner container having a quantity of pyrotechnic material therein for generating a smoke trail when the inner container is launched from the outer container. The inner container has a stepped configuration and a weighted forward end to permit passage of the inner container through jungle canopy.
Inventors
- 👤 Kenneth J Grall
- 👤 Ambrose A Fulkerson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 02:57
CPC Classifications
F; F42; F42B; F42B12/00; F42B12/02; F42B12/36; F42B12/46; F42B12/48
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
95 words
A smoke signal carrier adaptable for launching from a handheld projector and configured to defeat a jungle canopy comprising, a cylindrical container having a forwardly extending reduced diameter portion terminating in a hemispherically shaped leading edge, a weight positioned in the forward end of said reduced diameter portion, a plurality of holes extending around the periphery of said reduced diameter portion, a quantity of smoke composition within said cylindrical container, and an orifice plate closing the aft end of said cylindrical container and having an orifice for emitting smoke during flight of said signal carrier.
Claim 2
Dependent Claim
95 words
A smoke signal carrier adaptable for launching from a handheld projector and configured to defeat a jungle canopy comprising, a cylindrical container having a forwardly extending reduced diameter portion terminating in a hemispherically shaped leading edge, a weight positioned in the forward end of said reduced diameter portion, a plurality of holes extending around the periphery of said reduced diameter portion, a quantity of smoke composition within said cylindrical container, and an orifice plate closing the aft end of said cylindrical container and having an orifice for emitting smoke during flight of said signal carrier.
Claim 3
Dependent Claim
41 words
A smoke signal carrier as set forth in claim 1 wherein said smoke composition is comprised of about 64 percent of powdered magnesium, about 30 percent of strontium nitrate, about 5 percent of dechlorane and about 1 percent of powdered polyethylene.
Claim 4
Dependent Claim
19 words
A smoke signal carrier as set forth in claim 1 having an igniter charge for igniting said smoke composition.
Claim 5
Dependent Claim
15 words
A smoke signal carrier as set forth in claim 1 wherein said weight is lead.
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) | 1974-08-23 | 1975-02-22 | 1975-08-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-08-23 | 1979-02-22 | 1979-08-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-08-23 | 1983-02-22 | 1983-08-24 | $7700.00 | Window Closed / Lapsed |