Patent US3716010A successfully refreshed from Google Patents.
US3716010A
Expired / Lapsed
US
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Snap acting ballast release device
Assignee: United States Department of the Navy
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Filing: 1970-10-21
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Granted: 1973-02-13
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Expires: 1990-10-21
Abstract
Abstract A SNAP ACTING BALLAST RELEASE DEVICE FOR A WATER VEHICLE, SUCH AS A TORPEDO, INCLUDING: THE HULL OF THE TORPEDO HAVING AN ANNULAR RECESS, A PLURALITY OF WEIGHTS DISPOSED WITHIN THE RECESS, A RESILIENT BAND EXTENDING AROUND THE WEIGHTS AND SECURED THERETO IN A CLOSED BIASED POSITION, MEANS RELEASABLY CONNECTING THE ENDS OF THE BAND IN THE CLOSED BIASED POSITION, THE BAND BEING ADAPTED, BECAUSE OF ITS RESILIENCY, TO ASSUME A RELAXED OPEN POSITION AWAY FROM THE TORPEDO HULL, SO THAT UPON RELEASE OF THE ENDS OF THE BAND THE BAND AND ITS ATTACHED WEIGHTS SNAP FREE OF THE TORPEDO.
Inventors
- 👤 W White
- 👤 W Wilson
- 👤 J Green
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 11:00
CPC Classifications
F; F42; F42B; F42B19/00; F42B19/36; F42B19/38; F42B19/42
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-02-13 | 1976-08-14 | 1977-02-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-02-13 | 1980-08-14 | 1981-02-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-02-13 | 1984-08-14 | 1985-02-13 | $7700.00 | Window Closed / Lapsed |