US3071979A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hand brake lever-ratchet type
Assignee: Rockwell-Standard Corp
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Filing: 1959-09-08
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Granted: 1963-01-08
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Expires: 1979-09-08
Abstract
No abstract record available.
Inventors
- 👤 Bryan E House
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 13:49
CPC Classifications
B; B60; B60T; B60T7/00; B60T7/02; B60T7/08; B60T7/10; B60T7/102; B60T7/104; Y; Y10; Y10T; Y10T74/00; Y10T74/15; Y10T74/1526; Y10T74/1553; Y10T74/1558; Y10T74/1565; Y10T74/1576; Y10T74/1587; Y10T74/1598; Y10T74/20; Y10T74/20396; Y10T74/20468
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
153 words
IN A BRAKE ASSEMBLY HAVING A SUPPORT, A SLIDABLE SHIFT ROD ON SAID SUPPORT OPPOSITELY MOVABLE IN BRAKE APPLYING AND BRAKE RELEASING DIRECTIONS RESPECTIVELY AND HAVING MEANS FOR CONNECTING IT TO BRAKE MECHANISM CONTAINING SPRING MEANS BIASING SAID ROD TOWARD BRAKE RELEASE POSITION, A PIVOTED ACTUATING LEVER ON SAID SUPPORT ROCKABLE IN STROKES IN OPPOSITE DIRECTIONS ABOUT A FIXED AXIS, MEANS MOVABLE WITH THE LEVER FOR OPERATIVELY ENGAGING AND SHIFTING SAID ROD IN THE BRAKE APPLYING DIRECTIONS WHEN SAID LEVER IS ROCKED ABOUT ITS PIVOT IN A SELECTED DIRECTION, MEANS FOR AUTOMATICALLY LATCHING SAID ROD AGAINST RETURN MOVEMENT FROM SAID SHIFTED POSITION AT THE END OF EACH STROKE OF THE LEVER IN SAID SELECTED DIRECTION, MEANS ON THE LEVER FOR RELEASING SAID LATCHING MEANS TO FREE SAID ROD FOR CONTINUOUS FULL RETURN TO BRAKE RELEASE POSITION WHEN THE LEVER IS ROCKED FOR A SINGLE STROKE BEYOND A PREDETERMINED POSITION IN THE OPPOSITE DIRECTION,
Claim 2
Dependent Claim
153 words
IN A BRAKE ASSEMBLY HAVING A SUPPORT, A SLIDABLE SHIFT ROD ON SAID SUPPORT OPPOSITELY MOVABLE IN BRAKE APPLYING AND BRAKE RELEASING DIRECTIONS RESPECTIVELY AND HAVING MEANS FOR CONNECTING IT TO BRAKE MECHANISM CONTAINING SPRING MEANS BIASING SAID ROD TOWARD BRAKE RELEASE POSITION, A PIVOTED ACTUATING LEVER ON SAID SUPPORT ROCKABLE IN STROKES IN OPPOSITE DIRECTIONS ABOUT A FIXED AXIS, MEANS MOVABLE WITH THE LEVER FOR OPERATIVELY ENGAGING AND SHIFTING SAID ROD IN THE BRAKE APPLYING DIRECTIONS WHEN SAID LEVER IS ROCKED ABOUT ITS PIVOT IN A SELECTED DIRECTION, MEANS FOR AUTOMATICALLY LATCHING SAID ROD AGAINST RETURN MOVEMENT FROM SAID SHIFTED POSITION AT THE END OF EACH STROKE OF THE LEVER IN SAID SELECTED DIRECTION, MEANS ON THE LEVER FOR RELEASING SAID LATCHING MEANS TO FREE SAID ROD FOR CONTINUOUS FULL RETURN TO BRAKE RELEASE POSITION WHEN THE LEVER IS ROCKED FOR A SINGLE STROKE BEYOND A PREDETERMINED POSITION IN THE OPPOSITE DIRECTION,
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) | 1966-01-07 | 1966-07-09 | 1967-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-07 | 1970-07-09 | 1971-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-07 | 1974-07-09 | 1975-01-08 | $7700.00 | Window Closed / Lapsed |