US3279569A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Camshaft assembly for carriage wheel braking mechanism
Assignee: KAY BRUNNER STEEL PRODUCTS Inc
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Filing: 1964-08-10
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Granted: 1966-10-18
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Expires: 1984-08-10
Abstract
No abstract record available.
Inventors
- 👤 Kieser Edward
- 👤 Arnold F Behnke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 16:44
CPC Classifications
F; F16; F16D; F16D65/00; F16D65/14; F16D65/16; F16D65/22; F16D2125/00; F16D2125/18; F16D2125/20; F16D2125/22; F16D2125/28; F16D2125/30; F16D2125/44; F16D2125/56
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
91 words
A CAMSHAFT ASSEMBLY FOR OPERATING A CARRIAGE BRAKING UNIT, SAID ASSEMBLY COMPRISING A CAMSHAFT HAVING A BRAKE SHOE OPERATING CAM FIXED TO ONE END THEREOF AND A BOOSTER-OPERATED ARM MOUNTED ON ITS OPPOSITE END, A PROTECTIVE THIN-WALLED TUBE ENCLOSING SAID CAMSHAFT SUBSTANTIALLY THROUGHOUT THE PORTION THEREOF BETWEEN SAID CAM AND SAID ARM, A PAIR OF FLEXIBLE CAST STEEL BRACKETS SUPPORTING THE OPPOSITE ENDS OF SAID PROTECTIVE TUBE AND PERMITTING LIMITED MOVEMENT OF SAID CAMSHAFT AXIALLY THEREOF, AND MEANS FOR CHARGING THE INTERFACE BETWEEN SAID CAMSHAFT AND SAID PROTECTIVE TUBE WITH LUBRICANT.
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) | 1969-10-17 | 1970-04-18 | 1970-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-17 | 1974-04-18 | 1974-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-17 | 1978-04-18 | 1978-10-18 | $7700.00 | Window Closed / Lapsed |