Patent US3331473A successfully refreshed from Google Patents.
US3331473A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Disc brake with self-energized brake shoe
Assignee: ZF Active Safety US Inc
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Filing: 1966-02-28
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Granted: 1967-07-18
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Expires: 1986-02-28
Abstract
No abstract record available.
Inventors
- 👤 Edward J Hayes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 14:01
CPC Classifications
F; F16; F16D; F16D55/00; F16D55/24; F16D55/46; F16D55/02; F16D55/22; F16D2055/0075; F16D2055/0091
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
87 words
A DISC BRKAE INCLUDING A BRAKE SHOE MOVABLE TRANSVERSELY TO A SURFACE OF A ROTOR ROTATABLE WITH A WHEEL TO BE BRAKED, SAID SHOE COMPRISING A BACKING PLATE HAVING A BRAKE LINING SECURED THERETO ADAPTED TO FRICTIONALLY ENGAGE SAID ROTOR SURFACE, A NON-ROTATABLE HOUSING CARRYING SAID SHOE, A LEG HINGED TO SAID PLATE AT ONE END THEREOF AND OPERABLE TO TRANSMIT BRAKING TORQUE FROM SAID PLATE TO SAID HOUSING IN ONE DIRECTION OF ROTATION OF SAID ROTOR, SAID LEG BEING PIVOTABLE WITH RESPECT TO SAID ROTOR DURING
Claim 2
Dependent Claim
87 words
A DISC BRKAE INCLUDING A BRAKE SHOE MOVABLE TRANSVERSELY TO A SURFACE OF A ROTOR ROTATABLE WITH A WHEEL TO BE BRAKED, SAID SHOE COMPRISING A BACKING PLATE HAVING A BRAKE LINING SECURED THERETO ADAPTED TO FRICTIONALLY ENGAGE SAID ROTOR SURFACE, A NON-ROTATABLE HOUSING CARRYING SAID SHOE, A LEG HINGED TO SAID PLATE AT ONE END THEREOF AND OPERABLE TO TRANSMIT BRAKING TORQUE FROM SAID PLATE TO SAID HOUSING IN ONE DIRECTION OF ROTATION OF SAID ROTOR, SAID LEG BEING PIVOTABLE WITH RESPECT TO SAID ROTOR DURING
References Cited (Backward Citations)
US3207267A
Cited
US3236335A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-07-17 | 1971-01-16 | 1971-07-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-17 | 1975-01-16 | 1975-07-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-17 | 1979-01-16 | 1979-07-18 | $7700.00 | Window Closed / Lapsed |