Patent US3560032A successfully refreshed from Google Patents.
US3560032A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable clutch for relatively moving tubular parts
Assignee: LTV LING ALTEC Inc
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Filing: 1968-05-27
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Granted: 1971-02-02
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Expires: 1988-05-27
Abstract
Abstract A CLUTCH WHICH IS ADJUSTED BY SELECTIVELY SPREADING FINGERS ATTACHED TO ONE END OF AN ELONGATED ELEMENT TELESCOPED WITHIN A TUBE, THE ADJUSTMENT BEING EFFECTED AND MAINTAINED BY A BOLT WHOSE HEAD TURNS AGAINST WEDGESHAPED FINGERS AND A COMPRESSION SPRING THAT CONSTANTLY URGES THE FINGERS OUTWARD INTO CONTACT WITH THE TUBE.
Inventors
- 👤 Abraham B Cohen
- 👤 Melvin L Freeman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:47
CPC Classifications
F; F16; F16B; F16B7/00; F16B7/10; F16B7/14; F16B7/1463; Y; Y10; Y10T; Y10T403/00; Y10T403/32; Y10T403/32254; Y10T403/32426; Y10T403/53; Y10T403/535
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) | 1974-02-01 | 1974-08-03 | 1975-02-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-01 | 1978-08-03 | 1979-02-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-01 | 1982-08-03 | 1983-02-02 | $7700.00 | Window Closed / Lapsed |