US3371752A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Capsuled actuator for disc brakes
Assignee: Dunlop Rubber Co Ltd
•
Filing: 1965-03-01
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Granted: 1968-03-05
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Expires: 1985-03-01
Abstract
No abstract record available.
Inventors
- 👤 Belart Juan
- 👤 Ostwald Fritz
- 👤 Schlor Karl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 07:00
CPC Classifications
F; F16; F16D; F16D65/00; F16D65/14; F16D65/16; F16D65/18; F16D2121/00; F16D2121/02; F16D2121/14; F16D2123/00; F16D2125/00; F16D2125/18; F16D2125/20; F16D2125/34; F16D2125/36; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18888
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
88 words
AN OPERATING MECHANISM FOR A DISC BRAKE HAVING A HYDRAULIC ACTUATOR, AND COMPRISING AN EXPANDER DEVICE DISPOSED BETWEEN SAID HYDRAULIC ACTUATOR AND THE DISC PORTION OF SAID DISC BRAKE TO PROVIDE A THRUST CONNECTION THEREBETWEEN, MEANS FORMING A SEALED CAPSULE WHICH SURROUNDS SAID EXPANDER DEVICE AND WHICH CAN BE INSERTED IN AND REMOVED FROM THE ASSOCIATED BRAKE STRUCTURE AS A UNIT, SAID CAPSULE HAVING OPPOSITE END WALLS WHICH ARE RELATIVELY AXIALLY MOVABLE TO PROVIDE EXPANSION OF SAID EXPANDER DEVICE TO EFFECT BRAKE OPERATION INDEPENDENTLY OF SAID HYDRAULIC ACTUATOR.
Claim 2
Dependent Claim
88 words
AN OPERATING MECHANISM FOR A DISC BRAKE HAVING A HYDRAULIC ACTUATOR, AND COMPRISING AN EXPANDER DEVICE DISPOSED BETWEEN SAID HYDRAULIC ACTUATOR AND THE DISC PORTION OF SAID DISC BRAKE TO PROVIDE A THRUST CONNECTION THEREBETWEEN, MEANS FORMING A SEALED CAPSULE WHICH SURROUNDS SAID EXPANDER DEVICE AND WHICH CAN BE INSERTED IN AND REMOVED FROM THE ASSOCIATED BRAKE STRUCTURE AS A UNIT, SAID CAPSULE HAVING OPPOSITE END WALLS WHICH ARE RELATIVELY AXIALLY MOVABLE TO PROVIDE EXPANSION OF SAID EXPANDER DEVICE TO EFFECT BRAKE OPERATION INDEPENDENTLY OF SAID HYDRAULIC ACTUATOR.
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) | 1971-03-05 | 1971-09-04 | 1972-03-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-03-05 | 1975-09-04 | 1976-03-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-03-05 | 1979-09-04 | 1980-03-05 | $7700.00 | Window Closed / Lapsed |