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Title:
Gearshift linkages for tilt-car vehicles
Abstract:
A gearshift linkage for transmitting movement of a gear lever mounted in the cab of a tilt-cab vehicle to a ratio-change transmission carried by a chassis portion of the vehicle. A U-secion yoke is pivotally connected to a lower extension of the gear lever. The U-section yoke is provided with an L-shaped locating projection, and is fixed to an inner tube member. An outer tube member providing a connection to the ratio-change transmission telescopically surrounds the inner tube member and is fixed at one end to a channel-section housing member provided with a spring-loaded latching pawl. In a normal operating position the U-section yoke and the channel-section housing member are locked together with the pawl engaging the yoke and the locating projection fitting snugly between side walls of the channel-section member. A detent plate on the lower lever extension unlatches the pawl when the cab tilts, to allow telescopic extension of the tube members.
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Inventors:
Fox, Stephen N. W. (Luton, GB) Snook, Edward H. (Newport Pagnall, GB) Stimson, deceased, Norman F. (late of Luton, GB)
Application Number:
948571
Filing Date: 1978-10-04 Publication_date: 1980-03-04 Assignee:
General Motors Corporation (Detroit, MI)
Primary Class(es):
180/328
74/473.1, 180/89.14
Other Classes:
US Patent Ref:
| 3926068 | Dec, 1975 | Jantzen et al. | 180/89. |
Other Refs:
2600065| Oct, 1976 | DE | | 2270115Dec, 1975 | FR | | 1372492Oct, 1974 | GB. | | | | | | | |
Primary Examiner:
Peters, Jr., Joseph F.
Assistant Examiner:
McGiehan, Donn
Attorney:
Scherer; D. F.
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