Variable speed gearbox for use in e.g. tractor utilized for agricultural purpose, has multi-disk clutch including clutch casing standing in engagement with gear teeth of another clutch casing, and fixed gear combing with another fixed gear

摘要

The gearbox (1) has a first fixed gear (64) connected with an inner plate carrier of a clutch (K4) of a dual clutch (B) of an intermediate shaft (6). A second fixed gear (59) is arranged at an output side of the first fixed gear. The second fixed gear stands in engagement with a moveable gear (41), which is connected with an inner plate carrier of another clutch (K5) of another dual clutch (C). A multi-disk clutch (KR2) includes a clutch casing (20) stands in engagement with gear teeth (35) of another clutch casing (10). A third fixed gear (22) combs with a fourth fixed gear (28).