Patent US3149500A successfully refreshed from Google Patents.
US3149500A
Expired / Lapsed
US
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Control mechanism
Assignee: Bendix Corp
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Filing: 1961-04-13
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Granted: 1964-09-22
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Expires: 1981-04-13
Abstract
No abstract record available.
Inventors
- 👤 John H Swats
- 👤 Sidney E Hagerty
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 14:35
CPC Classifications
B; B60; B60T; B60T7/00; B60T7/02; B60T7/04; B60T7/06; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20576; Y10T74/20636; Y10T74/2066
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
154 words
A PARKING BRAKE MECHANISM FOR VEHICLES COMPRISING A SUPPORT MEMBER FOR SECURING SAID MECHANISM TO A FIXED PART OF A VEHICLE, A STOP MOUNTED ON SAID SUPPORT MEMBER, A MECHANICALLY OPERATED APPLYING LEVER HAVING A PORTION INTERMEDIATE THE ENDS THEREOF FULCRUMD UPON SAID SUPPORT, SAID LEVER HAVING A PORTION THEREOF SO DISPOSED TO ENGAGE SAID STOP WHEN SAID LEVER IS IN AN INITIAL POSITION, A DRUM SECURED TO SAID APPLYING LEVER AND PIVOTALLY MOUNTED BETWEEN PORTIONS OF SAID SUPPORT MEMBER, A COILED FLEXIBLE MEMBER WRAPPED TIGHTLY AROUND THE PERIPHERY OF SAID DRUM AND GRIPPING THE SAME, ONE END OF SAID COILED MEMBER BEING SECURED TO THE SUPPORT MEMBER, A SECOND LEVER MEMBER PIVOTALLY MOUNTED ON THE APPLYING LEVER, AND AN ARTICUALTED LINK CONNECTED TO ONE END OF SAID SECOND LEVER, THE OTHER END OF SAID LINK BEING SECURED TO THE OTHER FREE END PORTION OF THE COILED MEMBER SO AS TO RELEASE THE GRIP
Claim 2
Dependent Claim
154 words
A PARKING BRAKE MECHANISM FOR VEHICLES COMPRISING A SUPPORT MEMBER FOR SECURING SAID MECHANISM TO A FIXED PART OF A VEHICLE, A STOP MOUNTED ON SAID SUPPORT MEMBER, A MECHANICALLY OPERATED APPLYING LEVER HAVING A PORTION INTERMEDIATE THE ENDS THEREOF FULCRUMD UPON SAID SUPPORT, SAID LEVER HAVING A PORTION THEREOF SO DISPOSED TO ENGAGE SAID STOP WHEN SAID LEVER IS IN AN INITIAL POSITION, A DRUM SECURED TO SAID APPLYING LEVER AND PIVOTALLY MOUNTED BETWEEN PORTIONS OF SAID SUPPORT MEMBER, A COILED FLEXIBLE MEMBER WRAPPED TIGHTLY AROUND THE PERIPHERY OF SAID DRUM AND GRIPPING THE SAME, ONE END OF SAID COILED MEMBER BEING SECURED TO THE SUPPORT MEMBER, A SECOND LEVER MEMBER PIVOTALLY MOUNTED ON THE APPLYING LEVER, AND AN ARTICUALTED LINK CONNECTED TO ONE END OF SAID SECOND LEVER, THE OTHER END OF SAID LINK BEING SECURED TO THE OTHER FREE END PORTION OF THE COILED MEMBER SO AS TO RELEASE THE GRIP
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) | 1967-09-22 | 1968-03-23 | 1968-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-22 | 1972-03-23 | 1972-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-22 | 1976-03-23 | 1976-09-22 | $7700.00 | Window Closed / Lapsed |