Patent ID: 6616563
Filing Date: 2003-09-09
Classification: B60K,B60Y,F16H,Y10T

Abstract:
A transmission of a working vehicle, comprising:a differential gear; a transmission housing containing said differential gear; a pair of left and right axles connected with each other in a differential manner by said differential gear; an axle housing mounted onto one of left and right faces of said transmission housing to support of said left and right axles, wherein a joint space is formed in a joint portion between said transmission housing and said axle housing; a differential locking slider which can switch between a differential mode for connecting said left and right axles with each other in a differential manner and a differential-locking mode for integrally connecting said left and right axles; a friction disc provided on at least one of said left and right axles and housed by said axle housing; a pressure member which pushes said friction disc so as to engage said at least one of said left and right axles with said axle housing, thereby braking said at least one of said left and right axles, wherein said pressure member and said differential locking slider are disposed substantially coaxially with each other in said joint space; and a guide portion for axially slidably supporting said pressure member, said guide portion being provided in a flanged portion formed on an outer side wall of said transmission housing for mounting said axle housing, wherein said differential locking slider is disposed in said guide portion, and wherein a round wall of said guide portion is partly notched, forming a notch portion such that an arm for operating said differential locking slider is inserted through said notched portion.