Motor vehicle two countershaft transmission change-speed gearbox

Details Motor vehicle two countershaft transmission change-speed gearbox Motor vehicle two countershaft transmission change-speed gearbox

1990-08-10

1992-06-30

Lorence, Richard

Machine element or mechanism

Gearing

Interchangeably locked

74333, 74745, F16H 308

Patent

active

051252821

ABSTRACT:
A change-speed gearbox having two countershaft transmission each connected by a frictional driving clutch to an input shaft and having a single common countershaft. Two gear wheel stages of the countershaft transmissions can be optionally connected into the driving connection between the input and output shafts by a change-speed clutch. One of the two gear wheel stages of one countershaft transmission is allocated to the reverse gear, and one of the two gear wheel stages of the other countershaft transmission is used both in reverse gear and in second gear.

REFERENCES:
patent: 3691861 (1972-09-01), Sturmer
patent: 4658663 (1987-04-01), Hiraiwa

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