Crawler type traveling apparatus and a vehicle having a pair of left and right crawler type traveling apparatus

摘要

PROBLEM TO BE SOLVED: To simply move a track frame relative to a rear axle case in the right and left direction without requiring a large force in response to a position change in the right and left direction of an outer peripheral part side of a drive wheel.;SOLUTION: In a crawler type traveling device, the track frame is rockably supported on the rear axle case through a rocking shaft in the right and left direction, a crawler is wound around drive wheels, front and rear driven wheels and idler wheels, the outer peripheral part sides of the drive wheel is positionally changed in the right and left direction so that the crawler is changed and adjusted in the right and left direction, and the track frame is movably supported on the rear axle case side in the right and left direction. The crawler type traveling device is provided with a drive means which move the track frame in the right and left direction relative to the rear axle case so that the front and rear driven wheels and the idler wheels are positionally changed in the right and left direction in response to the position change in the right and left direction of the outer peripheral part side of the drive wheel.;COPYRIGHT: (C)2009,JPO&INPIT