US3241638A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Brake shoe adjustment mechanism
Assignee: Individual
•
Filing: 1964-05-26
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Granted: 1966-03-22
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Expires: 1984-05-26
Abstract
No abstract record available.
Inventors
- 👤 Troy Leonard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 16:11
CPC Classifications
F; F16; F16D; F16D65/00; F16D65/38; F16D65/40; F16D65/42; F16D65/46
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
142 words
AN ELONGATED BRAKE SHOR FOR USE IN A BRAKE DRUM, SAID BRAKE SHOE HAVING AN OUTER BRAKING SURFACE ALONG ONE SIDE FOR ENGAGING A CORRESPONDING SURFACE OF A DRUM, THE IMPROVEMENT COMPRISING A HOUSING EXTENDING TRANSVERSELY OF ONE END OF THE BRAKE SHOE AND INTEGRAL THEREWITH, SAID HOUSING BEING FORMED AT ONE END OF THE SHOE ON THE INNER SURFACE OPPOSITE SAID BRAKING SURFACE AND INCLUDING AN INTEGRAL BEARING SLEEVE COMMUNICATING WITH THE INTERIOR OF SAID HOUSING AND OPENING AWAY FROM SAID BRAKING SURFACE FOR RECIPROCABLY RECEIVING A FORCE TRANSMITTING ELEMENT THEREIN, A SHIMMING WEDGE RECIPROCABLY DISPOSED WITHIN SAID HOUSING AND HAVING AN INCLINED CAM EDGE PORTION EXPOSED BENEATH SAID BEARING SLEEVE AND INCLINED WITH RESPECT TO SAID BEARING SLEEVE, AND ADJUSTING MEANS CONNECTED BETWEEN SAID HOUSING AND SAID WEDGE FOR ADJUSTABLY POSITIONING SAID CAM EDGE WITH RESPECT TO THE BEARING SLEEVE.
Claim 2
Dependent Claim
142 words
AN ELONGATED BRAKE SHOR FOR USE IN A BRAKE DRUM, SAID BRAKE SHOE HAVING AN OUTER BRAKING SURFACE ALONG ONE SIDE FOR ENGAGING A CORRESPONDING SURFACE OF A DRUM, THE IMPROVEMENT COMPRISING A HOUSING EXTENDING TRANSVERSELY OF ONE END OF THE BRAKE SHOE AND INTEGRAL THEREWITH, SAID HOUSING BEING FORMED AT ONE END OF THE SHOE ON THE INNER SURFACE OPPOSITE SAID BRAKING SURFACE AND INCLUDING AN INTEGRAL BEARING SLEEVE COMMUNICATING WITH THE INTERIOR OF SAID HOUSING AND OPENING AWAY FROM SAID BRAKING SURFACE FOR RECIPROCABLY RECEIVING A FORCE TRANSMITTING ELEMENT THEREIN, A SHIMMING WEDGE RECIPROCABLY DISPOSED WITHIN SAID HOUSING AND HAVING AN INCLINED CAM EDGE PORTION EXPOSED BENEATH SAID BEARING SLEEVE AND INCLINED WITH RESPECT TO SAID BEARING SLEEVE, AND ADJUSTING MEANS CONNECTED BETWEEN SAID HOUSING AND SAID WEDGE FOR ADJUSTABLY POSITIONING SAID CAM EDGE WITH RESPECT TO THE BEARING SLEEVE.
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) | 1969-03-21 | 1969-09-20 | 1970-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-21 | 1973-09-20 | 1974-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-21 | 1977-09-20 | 1978-03-22 | $7700.00 | Window Closed / Lapsed |