Patent US3114434A successfully refreshed from Google Patents.
US3114434A
Expired / Lapsed
US
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Rim brake
Assignee: Pletscher AG
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Filing: 1960-09-19
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Granted: 1963-12-17
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Expires: 1980-09-19
Abstract
No abstract record available.
Inventors
- 👤 Pletscher Oskar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 09:14
CPC Classifications
B; B62; B62L; B62L1/00; B62L1/02; B62L1/06; B62L1/10; B62L1/12; F; F16; F16D; F16D2127/00; F16D2127/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
95 words
A RIM BRAKE OF THE TYPE HAVING BRAKE SHOES, SAID RIM BRAKE COMPRISING FRICTION PADS OPPOSITELY ARRANGED AND ADAPTED FOR COOPERATING IN A JAW-LIKE MANNER TO ENGAGE THE RIM WHEREBY SAID FRICTION PADS EXERT A FRICTION FORCE ON SAID RIM IN A DETERMINABLE DIRECTION, A TONGSLIKE HOLDER INCLUDING ROCKER ARMS SUPPORTING THE BRAKE SHOES, RESILIENT MEANS OPERATIVELY COUPLED TO THE ROCKER ARMS TO MAINTAIN THE FRICTION PADS NORMALLY DISPLACED FROM SAID RIM, MEANS FOR ACTUATING THE ROCKER-ARMS AGAINST THE FORCE OF THE RESILIENT MEANS, AND MEANS SUPPORTING SAID ROCKER ARMS FOR PIVOTAL MOVEMENT LIMITED SUBSTAN-
Claim 2
Dependent Claim
95 words
A RIM BRAKE OF THE TYPE HAVING BRAKE SHOES, SAID RIM BRAKE COMPRISING FRICTION PADS OPPOSITELY ARRANGED AND ADAPTED FOR COOPERATING IN A JAW-LIKE MANNER TO ENGAGE THE RIM WHEREBY SAID FRICTION PADS EXERT A FRICTION FORCE ON SAID RIM IN A DETERMINABLE DIRECTION, A TONGSLIKE HOLDER INCLUDING ROCKER ARMS SUPPORTING THE BRAKE SHOES, RESILIENT MEANS OPERATIVELY COUPLED TO THE ROCKER ARMS TO MAINTAIN THE FRICTION PADS NORMALLY DISPLACED FROM SAID RIM, MEANS FOR ACTUATING THE ROCKER-ARMS AGAINST THE FORCE OF THE RESILIENT MEANS, AND MEANS SUPPORTING SAID ROCKER ARMS FOR PIVOTAL MOVEMENT LIMITED SUBSTAN-
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-12-16 | 1967-06-17 | 1967-12-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-16 | 1971-06-17 | 1971-12-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-16 | 1975-06-17 | 1975-12-17 | $7700.00 | Window Closed / Lapsed |