US3335819A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pivoted, caliper type disk brake
Assignee: ZF Active Safety US Inc
•
Filing: 1965-07-02
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Granted: 1967-08-15
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Expires: 1985-07-02
Abstract
No abstract record available.
Inventors
- 👤 Harvey C Swift
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 00:59
CPC Classifications
F; F16; F16D; F16D55/00; F16D55/02; F16D55/22; F16D55/224; F16D55/225; F16D55/2255; F16D65/00; F16D65/38; F16D65/40; F16D65/52; F16D65/54; F16D2121/00; F16D2121/02; F16D2121/14; F16D2123/00; F16D2125/00; F16D2125/18; F16D2125/20; F16D2125/22; F16D2125/28; F16D2125/32; F16D2125/58; F16D2125/64
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
160 words
IN A DISK BRAKE FOR A WHEEL SUPPORTED FOR ROTATION RELATIVE TO A STATIONARY AXLE PART, A BRAKE DISK SECURED TO SAID WHEEL FOR ROTATION THEREWITH AND DEFINING A PAIR OF OPPOSITELY FACING RADIALLY EXTENDING BRAKE SURFACES, A CALIPER STRADDLING AT LEAST A PORTION OF THE PERIPHERY OF SAID BRAKE DISK, A PAIR OF OPPOSED BRAKE SHOES ASSOCIATED WITH SAID CALIPER AND ADAPTED TO ENGAGE RESPECTIVE OF SAID BRAKE DISK SURFACES, AND MEANS CARRIED BY SAID CALIPER FOR ACTUATING SAID BRAKE SHOES, THAT IMPROVEMENT WHICH COMPRISES, SUPPORTING MEANS, MEANS PIVOTALLY CONNECTING SAID SUPPORTING MEANS RELATIVE TO SAID STATIONARY AXLE PART ON ONE SIDE OF SAID BRAKE DISK, AND MEANS PIVOTALLY CONNECTING SAID SUPPORTING MEANS TO SAID CALIPER ADJACENT THE OUTER PERIPHERY OF SAID BRAKE DISK AND SUBSTANTIALLY EQUIDISTANT BETWEEN SAID BRAKE SHOES FOR MOVEMENT OF SAID CALIPER FOR ALIGMENT OF THE FACES OF SAID BRAKE SHOES WITH THE RESPECTIVE SURFACES OF SAID BRAKE DISK IN ALL OUT OF TRUE CONDITIONS.
Claim 2
Dependent Claim
160 words
IN A DISK BRAKE FOR A WHEEL SUPPORTED FOR ROTATION RELATIVE TO A STATIONARY AXLE PART, A BRAKE DISK SECURED TO SAID WHEEL FOR ROTATION THEREWITH AND DEFINING A PAIR OF OPPOSITELY FACING RADIALLY EXTENDING BRAKE SURFACES, A CALIPER STRADDLING AT LEAST A PORTION OF THE PERIPHERY OF SAID BRAKE DISK, A PAIR OF OPPOSED BRAKE SHOES ASSOCIATED WITH SAID CALIPER AND ADAPTED TO ENGAGE RESPECTIVE OF SAID BRAKE DISK SURFACES, AND MEANS CARRIED BY SAID CALIPER FOR ACTUATING SAID BRAKE SHOES, THAT IMPROVEMENT WHICH COMPRISES, SUPPORTING MEANS, MEANS PIVOTALLY CONNECTING SAID SUPPORTING MEANS RELATIVE TO SAID STATIONARY AXLE PART ON ONE SIDE OF SAID BRAKE DISK, AND MEANS PIVOTALLY CONNECTING SAID SUPPORTING MEANS TO SAID CALIPER ADJACENT THE OUTER PERIPHERY OF SAID BRAKE DISK AND SUBSTANTIALLY EQUIDISTANT BETWEEN SAID BRAKE SHOES FOR MOVEMENT OF SAID CALIPER FOR ALIGMENT OF THE FACES OF SAID BRAKE SHOES WITH THE RESPECTIVE SURFACES OF SAID BRAKE DISK IN ALL OUT OF TRUE CONDITIONS.
References Cited (Backward Citations)
US2404326A
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GB734271A
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US2820530A
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GB806919A
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US2949173A
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US3047098A
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FR1279344A
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FR1319419A
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US3268034A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-08-14 | 1971-02-13 | 1971-08-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-14 | 1975-02-13 | 1975-08-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-14 | 1979-02-13 | 1979-08-15 | $7700.00 | Window Closed / Lapsed |