MOTOR VEHICLE TRANSMISSION

摘要

1350884 Change-speed control FORD MOTOR CO Ltd 20 April 1972 18354/72 Addition to 1253960 Heading F2D In the manually controlled gear shift of the parent Specification 1,253,960, wherein ratioestablishing movement of a shift-rail is prevented by a positive stop released only on synchronism by an electronic logic circuit, an energy storing device, such as a compression spring 29, is included in the linkage between the manual shift lever and the shift rail, and yields when the shift lever is actuated in either direction, until release of the stop on synchronism permits the spring to assert itself and shift the rail at constant speed.