HARVESTER CATERPILLAR TRUCK Russian patent published in 2014 - IPC B62D55/08 

FIELD: transport.

SUBSTANCE: invention relates to automotive industry, particularly, to trucks of caterpillar harvesters with caterpillar propulsors. Harvester truck comprises welded frame, LH and RH caterpillar propulsors. Propulsors comprises guide wheel with tensioner, carriages with lower rod wheels, support rollers, drive sprocket with final drive mounted at side member composed of outer and inner channels enveloped by endless, primarily, reinforced rubber belt with individual drive from drive sprocket via final drive and motorized wheel. Caterpillar propulsors are connected with welded frame with the help of pins and hinges arranged at frame outer sides and inner channels of aforesaid side members. Said frame outer sides and inner channels of side members are articulated with the help of damper composed by compression spring with its ends thrusting against holders. Caterpillar propulsor turn limiters are arranged ay outer sides of welded frame to interact with caterpillar propulsor side member inner channels.

EFFECT: smooth run, longer life.

2 cl, 7 dwg