Gearshift device for a motor vehicle manual transmission

Details Gearshift device for a motor vehicle manual transmission Gearshift device for a motor vehicle manual transmission

1998-09-15

1999-11-09

Graysay, Tamara L.

Machine element or mechanism

Control lever and linkage systems

Multiple controlled elements

7447321, F16H 6118

Patent

active

059792620

ABSTRACT:
In a gearshift device for a motor vehicle manual transmission, comprising a shift finger (6), located on an axially slidable and radially twistable shift shaft (1), which can be brought into engagement with grooves in shift arms of shift forks and which carries a cylindrical guide member (4), movable together with the shift finger, which co-operates with at least one spring-loaded ball catch (8), the cylindrical guide member (4) is formed of sheet material and exhibits a shift gate (9), in the form of a stamped slit, for a stationary shift pin (7), to guide the shifting movement and is provided at the outer circumference with troughs (10) extending parallel to the cylinder axis to latch with a stationary, spring loaded ball catch (8), and a part-cylindrical spring segment (11) is disposed within the cylindrical guide member (4) and is provided with a ramp-like depression (15) which co-operates with the stationary, rotatably mounted shift pin (7) to form a reverse gear shift block.

REFERENCES:
patent: 4510818 (1985-04-01), Inui
patent: 4539859 (1985-09-01), Arai et al.
patent: 4569247 (1986-02-01), Inui et al.
patent: 4638678 (1987-01-01), Gorman et al.
patent: 4660433 (1987-04-01), Horiuchi et al.
patent: 4738153 (1988-04-01), Sabel

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