Running device of rubber crawler

Details Running device of rubber crawler Running device of rubber crawler

B - Operations, Transporting

62

D

B62D 55/08 (2006.01) B62D 55/084 (2006.01) B62D 55/125 (2006.01) B62D 55/24 (2006.01)

Patent

CA 2482771

A rubber crawler running device which includes a drive wheel connected to a drive shaft of a vehicle body, an idler wheel, and a rubber crawler having rubber projections formed on an inner peripheral surface thereof at predetermined intervals, the drive wheel and the idler wheel being disposed substantially horizontally, the rubber crawler being wound around the drive wheel and the idler wheel and contacting the running surface, wherein the drive wheel is formed so that engaging teeth thereof which engage with the rubber projections are exposed at right and left sides, and further comprising a guide skirt body fixed to the vehicle body and disposed at transverse direction outer sides of the drive wheel at a portion at which the rubber crawler is wound around the drive wheel, with a gap being kept between the drive wheel and the guide skirt body.

Cette invention porte sur un dispositif de roulement de chenilles en caoutchouc comprenant des roues motrices reliées en continu à l'arbre de transmission du cadre d'un véhicule, des roues lisses de retour ainsi que des chenilles en caoutchouc enroulées sur ces deux types de roues et comportant des protubérances en caoutchouc formées sur la surface périphérique interne de ces chenilles à intervalles spécifiés. Les roues motrices comprennent des corps de jupe de guidage fixés au cadre du véhicule à intervalles définis entre les roues motrices et les surfaces extérieures latérales des parties enroulées des chenilles en caoutchouc. Les roues motrices et les roues lisses de retour sont disposées de manière globalement horizontale et les chenilles en caoutchouc enroulées sur ces roues sont mises en contact avec une surface de roulement. Les roues motrices sont formées de telle sorte que leurs dents en prise avec les protubérances en caoutchouc soient exposées latéralement.

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