US3265149A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control mechanism for vehicles
Assignee: DROTT Manufacturing CORP
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Filing: 1964-12-14
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Granted: 1966-08-09
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Expires: 1984-12-14
Abstract
No abstract record available.
Inventors
- 👤 John R Schuetz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 03:05
CPC Classifications
B; B60; B60N; B60N2/00; B60N2/02; B60N2/04; B60N2/14; B60N2/143
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
143 words
IN COMBINATION WITH A VEHICLE COMPRISING LOWER AND UPPER FRAMES AND A VERTICAL-AXIS SWIVEL CONNECTION BETWEEN SAID FRAMES, SAID LOWER FRAME HAVING A HYDRAULICALLY ACTUATED DEVICE AND A MECHANICALLY ACTUATED DEVICE, SAID SWIVEL CONNECTION HAVING AN AXIALLY EXTENDING BORE THERETHROUGH; A CONTROL MECHANISM COMPRISING A HYDRAULIC TUBE EXTENDING THROUGH SAID BORE AND TERMINATING ABOVE AND BELOW SAID SWIVEL CONNECTION, HYDRAULIC ACTUATING MEANS ON SAID UPPER FRAME, A HYDRAULIC CONNECTION FROM SAID HYDRAULIC ACTUATING MEANS TO THE UPPER END OF SAID TUBE, A HYDRAULIC CONNECTION FROM THE LOWER END OF SAID TUBE TO SAID HYDRAULICALLY ACTUATED DEVICE ON SAID LOWER FRAME, MECHANICAL ACTUATING MEANS ON SAID UPPER FRAME FOR RECIPROCATING SAID HYDRAULIC TUBE, AND A MECHANICAL CONNECTION BETWEEN THE LOWER END OF SAID TUBE TO SAID MECHANICALLY ACTUATED DEVICE FOR ACTUATING THE SAME IN RESPONSE TO LONGITUDINAL MOVEMENT OF SAID TUBE THROUGH SAID BORE.
Claim 2
Dependent Claim
143 words
IN COMBINATION WITH A VEHICLE COMPRISING LOWER AND UPPER FRAMES AND A VERTICAL-AXIS SWIVEL CONNECTION BETWEEN SAID FRAMES, SAID LOWER FRAME HAVING A HYDRAULICALLY ACTUATED DEVICE AND A MECHANICALLY ACTUATED DEVICE, SAID SWIVEL CONNECTION HAVING AN AXIALLY EXTENDING BORE THERETHROUGH; A CONTROL MECHANISM COMPRISING A HYDRAULIC TUBE EXTENDING THROUGH SAID BORE AND TERMINATING ABOVE AND BELOW SAID SWIVEL CONNECTION, HYDRAULIC ACTUATING MEANS ON SAID UPPER FRAME, A HYDRAULIC CONNECTION FROM SAID HYDRAULIC ACTUATING MEANS TO THE UPPER END OF SAID TUBE, A HYDRAULIC CONNECTION FROM THE LOWER END OF SAID TUBE TO SAID HYDRAULICALLY ACTUATED DEVICE ON SAID LOWER FRAME, MECHANICAL ACTUATING MEANS ON SAID UPPER FRAME FOR RECIPROCATING SAID HYDRAULIC TUBE, AND A MECHANICAL CONNECTION BETWEEN THE LOWER END OF SAID TUBE TO SAID MECHANICALLY ACTUATED DEVICE FOR ACTUATING THE SAME IN RESPONSE TO LONGITUDINAL MOVEMENT OF SAID TUBE THROUGH SAID BORE.
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) | 1969-08-08 | 1970-02-07 | 1970-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-08 | 1974-02-07 | 1974-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-08 | 1978-02-07 | 1978-08-09 | $7700.00 | Window Closed / Lapsed |