Patent US3305054A successfully refreshed from Google Patents.
US3305054A
Expired / Lapsed
US
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Clutch and brake with stationary fluid motor
Assignee: Horton Manufacturing Co Inc
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Filing: 1966-01-17
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Granted: 1967-02-21
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Expires: 1986-01-17
Abstract
No abstract record available.
Inventors
- 👤 Walter A Liszewski
- 👤 Richard C Young
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 18:51
CPC Classifications
F; F16; F16D; F16D67/00; F16D67/02; F16D67/04
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
148 words
A CLUTCHING AND BRAKING DEVICE COMPRISING IN COMBINATION: (A) A SHAFT, (B) AN ANNULAR CLUTCH CYLINDER AND (C) PISTON MOUNTED ON SAID SHAFT, (D) A CLUTCH DISC CONNECTED TO SAID CLUTCH PISTON AND MOUNTED ON SAID SHAFT FOR AXIAL SLIDABLE MOVEMENT THEREON, (E) AN ANNULAR BRAKE CYLINDER AND (F) PISTON MOUNTED ON SAID SHAFT, (G) A BRAKE DISC CONNECTED TO SAID BRAKE PISTON, (H) A SHEAVE HAVING RADIALLY EXTENDING OPPOSED FRICTION SURFACES ROTATABLY MOUNTED ON SAID SHAFT AND INTERPOSED BETWEEN SAID CLUTCH DISC AND SAID BRAKE DISC, (I) MEANS FOR INTRODUCING FLUID PRESSURE INTO SAID CLUTCH CYLINDER TO CAUSE SAID CLUTCH DISC TO CONTACT ONE OF SAID FRICTION SURFACES OF SAID SHEAVE AND ROTATE SAID SHEAVE, AND (J) MEANS FOR INTRODUCING FLUID PRESSURE INTO SAID BRAKE CYLINDER TO CAUSE SAID BRAKE DISC TO ENGAGE THE OTHER OF SAID FRICTION SURFACES OF SAID SHEAVE TO THEREBY BRAKE SAID SHEAVE.
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) | 1970-02-20 | 1970-08-22 | 1971-02-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-20 | 1974-08-22 | 1975-02-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-20 | 1978-08-22 | 1979-02-21 | $7700.00 | Window Closed / Lapsed |