US3361230A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manual adjuster means for automatic slack adjuster
Assignee: Bendix Westinghouse Automotive Air Brake Co
•
Filing: 1965-12-13
•
Granted: 1968-01-02
•
Expires: 1985-12-13
Abstract
No abstract record available.
Inventors
- 👤 Alexander T Hildebrand
- 👤 Bruce E Latvala
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:46
CPC Classifications
B; B61; B61H; B61H15/00; B61H15/0007; B61H15/0014; B61H15/0021; B61H15/0035; F; F16; F16D; F16D65/00; F16D65/38; F16D65/40; F16D65/52; F16D65/60; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20576; Y10T74/20582; Y10T74/206
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
119 words
IN AN AUTOMATIC BRAKE SLACK ADJUSTER INCLUDING A BODY HAVING AN UPSTANDING ARM ADAPTED TO BE CONNECTED TO A BRAKE ACTUATOR, A CENTRAL BORE IN THE BODY, AN INTERNALLY SPLINED WORM GEAR IN SAID BORE AND ADAPTED TO RECEIVE THERETHROUGH A BRAKE ACTUATING CAM SHAFT, A SHAFT IN SAID BODY, A PRIMARY WORM CARRIED BY SAID SHAFT AND OPERATIVELY ENGAGING SAID PRIMARY WORM GEAR, A SECORDARY WORM GEAR IN SAID BODY, A SECONDARY WORM OPERATIVELY ENGAGED WITH SAID SECONDARY WORM GEAR, AND MEANS CARRIED BY SAID BODY AND AUTOMATICALLY RESPONSIVE TO GREATER-THAN-NORMAL MOVEMENT OF SAID BODY IN A BRAKE APPLYING DIRECTION FOR INCREMENTALLY ROTATING SAID SECONDARY WORM, THE INVENTION WHICH COMPRISES RELEASABLE MEANS NORMALLY OPERATIVELY INTERCONNECTING SAID PRIMARY WORM
Claim 2
Dependent Claim
119 words
IN AN AUTOMATIC BRAKE SLACK ADJUSTER INCLUDING A BODY HAVING AN UPSTANDING ARM ADAPTED TO BE CONNECTED TO A BRAKE ACTUATOR, A CENTRAL BORE IN THE BODY, AN INTERNALLY SPLINED WORM GEAR IN SAID BORE AND ADAPTED TO RECEIVE THERETHROUGH A BRAKE ACTUATING CAM SHAFT, A SHAFT IN SAID BODY, A PRIMARY WORM CARRIED BY SAID SHAFT AND OPERATIVELY ENGAGING SAID PRIMARY WORM GEAR, A SECORDARY WORM GEAR IN SAID BODY, A SECONDARY WORM OPERATIVELY ENGAGED WITH SAID SECONDARY WORM GEAR, AND MEANS CARRIED BY SAID BODY AND AUTOMATICALLY RESPONSIVE TO GREATER-THAN-NORMAL MOVEMENT OF SAID BODY IN A BRAKE APPLYING DIRECTION FOR INCREMENTALLY ROTATING SAID SECONDARY WORM, THE INVENTION WHICH COMPRISES RELEASABLE MEANS NORMALLY OPERATIVELY INTERCONNECTING SAID PRIMARY WORM
References Cited (Backward Citations)
US3261433A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-01 | 1971-07-03 | 1972-01-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-01 | 1975-07-03 | 1976-01-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-01 | 1979-07-03 | 1980-01-02 | $7700.00 | Window Closed / Lapsed |