Patent US3346076A successfully refreshed from Google Patents.
US3346076A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Disc brake with reinforced shoe
Assignee: ZF Active Safety US Inc
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Filing: 1966-02-28
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Granted: 1967-10-10
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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
2026-11-07 07:09
CPC Classifications
F; F16; F16D; F16D69/00; F16D69/04; F16D69/0408; F16D55/00; F16D55/02; F16D55/22; F16D55/224; F16D55/225; F16D55/226; F16D2055/0004; F16D2055/0041; F16D2055/007; F16D2069/0425; F16D2069/0433
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
168 words
A DISC BRAKE ASSEMBLY COMPRISING A CALIPER HOUSING HAVING AT LEAST ONE LEG POSITIONED IN SPACED CONFRONTING RELATIONSHIP TO AN ARCUATE PORTION OF A ROTOR SECURED FOR ROTATION WITH A WHEEL, FLUID MOTOR MEANS ASSOCIATED WITH SAID CALIPER, A FIRST BRAKE SHOE ASSOCIATED WITH SAID FLUID MOTOR MEANS, A SECOND BRAKE SHOE ASSOCIATED WITH SAID ONE LEG, SAID FLUID MEANS BEING ADAPTED TO MOVE SAID FIRST BRAKE SHOE INTO FRICTIONAL ENGAGEMENT WITH ONE FACE OF THE ROTOR AND TO MOVE SAID CALIPER HOUSING TO BRING SAID SECOND BRAKE SHOE INTO FRICTIONAL ENGAGEMENT WITH THE OPPOSITE FACE OF THE ROTOR, SAID LEG HAVING LATERALLY SPACED PORTIONS DEFINING AN INTERMEDIATE OPENING, SAID SECOND BRAKE SHOE HAVING A BACKING PLATE OPERATIVELY ENGAGED BY SAID SPACED PORTIONS AND EXTENDING AT LEAST IN PART ACROSS SAID INTERMEDIATE OPENINGS, AND REINFORCING MEANS FOR SAID SECOND BRAKE SHOE SECURED TO THE PORTION OF SAID BACKING PLATE CONTIGUOUS TO SAID OPENING AND ASSOCIATED WITH SAID LEG FOR TRANSMITTING FORCES FROM SAID LEG TO SAID BACKING PLATE.
Claim 2
Dependent Claim
168 words
A DISC BRAKE ASSEMBLY COMPRISING A CALIPER HOUSING HAVING AT LEAST ONE LEG POSITIONED IN SPACED CONFRONTING RELATIONSHIP TO AN ARCUATE PORTION OF A ROTOR SECURED FOR ROTATION WITH A WHEEL, FLUID MOTOR MEANS ASSOCIATED WITH SAID CALIPER, A FIRST BRAKE SHOE ASSOCIATED WITH SAID FLUID MOTOR MEANS, A SECOND BRAKE SHOE ASSOCIATED WITH SAID ONE LEG, SAID FLUID MEANS BEING ADAPTED TO MOVE SAID FIRST BRAKE SHOE INTO FRICTIONAL ENGAGEMENT WITH ONE FACE OF THE ROTOR AND TO MOVE SAID CALIPER HOUSING TO BRING SAID SECOND BRAKE SHOE INTO FRICTIONAL ENGAGEMENT WITH THE OPPOSITE FACE OF THE ROTOR, SAID LEG HAVING LATERALLY SPACED PORTIONS DEFINING AN INTERMEDIATE OPENING, SAID SECOND BRAKE SHOE HAVING A BACKING PLATE OPERATIVELY ENGAGED BY SAID SPACED PORTIONS AND EXTENDING AT LEAST IN PART ACROSS SAID INTERMEDIATE OPENINGS, AND REINFORCING MEANS FOR SAID SECOND BRAKE SHOE SECURED TO THE PORTION OF SAID BACKING PLATE CONTIGUOUS TO SAID OPENING AND ASSOCIATED WITH SAID LEG FOR TRANSMITTING FORCES FROM SAID LEG TO SAID BACKING PLATE.
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) | 1970-10-09 | 1971-04-10 | 1971-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-09 | 1975-04-10 | 1975-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-09 | 1979-04-10 | 1979-10-10 | $7700.00 | Window Closed / Lapsed |