US3674174A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Airborne dispenser
Assignee: Def Tec Corp
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Filing: 1970-06-12
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Granted: 1972-07-04
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Expires: 1990-06-12
Abstract
Abstract An improved airborne dispenser for releasing radar reflective material, pyrotechnic flares and the like includes a core member for storage of the material to be released and a protective casing which is removed in flight to allow for optimum dispersion of the material released.
Inventors
- 👤 John Mervyn Crewe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 16:56
CPC Classifications
F; F42; F42B; F42B12/00; F42B12/02; F42B12/36; F42B12/56; F42B12/70; B; B65; B65D; B65D83/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
An airborne dispenser comprising a cruciform core member having a plurality of primary recesses located in the surface of the core member between adjacent arms thereof, each of the recesses being divided into compartments for receiving material to be dispensed, each compartment having a secondary recess in the core member for receiving a spring member, a spring member in each secondary recess for expelling the material from the primary recess, a cover member including segments each covering a primary recess in the core member, and explosive means forcibly releasing each cover member, said explosive means being arranged to operate sequentially.
Claim 2
Dependent Claim
100 words
An airborne dispenser comprising a cruciform core member having a plurality of primary recesses located in the surface of the core member between adjacent arms thereof, each of the recesses being divided into compartments for receiving material to be dispensed, each compartment having a secondary recess in the core member for receiving a spring member, a spring member in each secondary recess for expelling the material from the primary recess, a cover member including segments each covering a primary recess in the core member, and explosive means forcibly releasing each cover member, said explosive means being arranged to operate sequentially.
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) | 1975-07-04 | 1976-01-03 | 1976-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-07-04 | 1980-01-03 | 1980-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-07-04 | 1984-01-03 | 1984-07-04 | $7700.00 | Window Closed / Lapsed |