MULTI-SPEED COMPOUND VEHICULAR TRANSMISSION HAVING AN AUXILIARY SECTION WITH THREE COUNTERSHAFTS

摘要

A multi-speed compound vehicular transmission having an auxiliary section with three countershafts, including: a main section; and an auxiliary section, wherein the main section includes an input shaft (1), an output shaft (40), a synchronizer (39') and two countershafts (5) symmetrically arranged on both sides of the output shaft (40); the auxiliary section includes an auxiliary section main shaft (25) and a synchronizer (23); wherein a reduction gear (22) is arranged on the main shaft (25), three countershafts (19) are distributed with equal distance around the main shaft (25), and an output end of the main shaft (25) of auxiliary section is connected to a flange (26).