US3244260A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compensator for friction material wear and hydraulic brake with mechanical parking brake attachment
Assignee: Goodyear Tire and Rubber Co
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Filing: 1964-02-20
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Granted: 1966-04-05
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Expires: 1984-02-20
Abstract
No abstract record available.
Inventors
- 👤 Frayer Theodore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 05:41
CPC Classifications
F; F16; F16D; F16D55/00; F16D55/24; F16D55/26; F16D55/28; F16D65/00; F16D65/38; F16D65/40; F16D65/52; F16D65/56; F16D65/567; F16D2055/0004; F16D2055/0062; F16D2121/00; F16D2121/02; F16D2121/14; F16D2123/00; F16D2125/00; F16D2125/18; F16D2125/20; F16D2125/22; F16D2125/28; F16D2125/32
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
118 words
THE COMBINATION IN A BRAKE OF A ROTARY MEMBER AND A STATIONARY MEMBER, FRICTION MEANS, A FLUID PRESSURE MOTOR MOUNTED ON ONE MEMBER AND HAVING A PISTON PRESSING THE FRICTION MEANS AGAINST THE OTHER MEMBER, A PIN AT THE BACK OF THE MOTOR, AN EXTERNALLY THREADED NUT ROTATABLY MOUNTED ON THE PIN, AN ANTI-FRICTION BEARING AND SPRING TAKING THE THRUST ON THE NUT UPON MOVEMENT OF THE PISTON AWAY FROM THE NUT, AN INTERNAL THREAD CARRIED BY THE PISTON AND THREADED ON THE NUT, THE NUT LOCKING WITH THE PISTON UPON MOVEMENT OF THE NUT TOWARDS THE PISTON, AND THE NUT TURNING ON THE PIN AND IN THE PISTON UPON MOVEMENT OF THE PISTON AWAY FROM THE PIN.
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) | 1969-04-04 | 1969-10-04 | 1970-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-04 | 1973-10-04 | 1974-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-04 | 1977-10-04 | 1978-04-05 | $7700.00 | Window Closed / Lapsed |