Patent US4722798A successfully refreshed from Google Patents.
Patent US3340967A successfully refreshed from Google Patents.
US3340967A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Actuating means for spot-type disc brake
Assignee: Girling Ltd
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Filing: 1966-03-28
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Granted: 1967-09-12
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Expires: 1986-03-28
Abstract
No abstract record available.
Inventors
- 👤 Glyn P R Farr
- 👤 Hugh G Margetts
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 09:40
CPC Classifications
F; F16; F16D; F16D55/00; F16D55/02; F16D55/22; F16D55/228; F16D55/224; F16D55/225; F16D55/2255; F16D65/00; F16D65/14; F16D65/16; F16D65/18; F16D65/38; F16D65/40; F16D65/52; F16D65/56; F16D65/567; F16D2055/0075; F16D2055/0091; F16D2121/00; F16D2121/02; F16D2121/14; F16D2123/00; F16D2125/00; F16D2125/18; F16D2125/58; F16D2125/64; F16D2200/00; F16D2200/0034; F16D2200/0056; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18856; Y10T74/18888; Y10T74/1892; Y10T74/20; Y10T74/20006
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
117 words
A DISC BRAKE COMPRISING, IN COMBINATION WITH A ROTATABLE DISC, A HOUSING STRADDLING THE EDGE OF THE DISC AND ADAPTED FOR PIVOTAL MOUNTING ABOUT AN AXIS PARALLEL TO THE PLANE OF THE DISC, AT LEAST ONE PAIR OF BRAKE PADS OF FRICTION MATERIAL LOCATED IN THE HOUSING AND POSITIONED ONE ON EACH SIDE OF THE DISC, A RESILIENTLY DEFORMABLE BODY CONSTITUTING A FORCE MULTIPLYING ELEMENT DISPOSED AT THE REAR OF ONE OF THE BRAKE PADS, SAID ONE BRAKE PAD BEING MOVABLE INTO ENGAGEMENT WITH THE DISC IN RESPONSE TO A COMPRESSIVE FORCE ON THE ELEMENT, A MOVABLE ACTUATOR MEMBER LOCATED IN ABUTTING RELATION WITH SAID ELEMENT, AND MECHANICAL MEANS FOR MOVING THE ACTUATOR TO COMPRESS SAID ELEMENT.
Claim 2
Dependent Claim
117 words
A DISC BRAKE COMPRISING, IN COMBINATION WITH A ROTATABLE DISC, A HOUSING STRADDLING THE EDGE OF THE DISC AND ADAPTED FOR PIVOTAL MOUNTING ABOUT AN AXIS PARALLEL TO THE PLANE OF THE DISC, AT LEAST ONE PAIR OF BRAKE PADS OF FRICTION MATERIAL LOCATED IN THE HOUSING AND POSITIONED ONE ON EACH SIDE OF THE DISC, A RESILIENTLY DEFORMABLE BODY CONSTITUTING A FORCE MULTIPLYING ELEMENT DISPOSED AT THE REAR OF ONE OF THE BRAKE PADS, SAID ONE BRAKE PAD BEING MOVABLE INTO ENGAGEMENT WITH THE DISC IN RESPONSE TO A COMPRESSIVE FORCE ON THE ELEMENT, A MOVABLE ACTUATOR MEMBER LOCATED IN ABUTTING RELATION WITH SAID ELEMENT, AND MECHANICAL MEANS FOR MOVING THE ACTUATOR TO COMPRESS SAID ELEMENT.
References Cited (Backward Citations)
US3182755A
Cited
US3255848A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-09-11 | 1971-03-13 | 1971-09-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-11 | 1975-03-13 | 1975-09-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-11 | 1979-03-13 | 1979-09-12 | $7700.00 | Window Closed / Lapsed |