SNOWMOBILE Russian patent published in 2019 - IPC B62M11/00 B60F3/00 

FIELD: machine building.

SUBSTANCE: invention relates to transmission of amphibious snowmobile. Walls and bottom of housing are tightly interconnected. On shaft two gears are located, teeth of which are located only on the fourth part of their wheels. First gear has engagement with the first gear located on the second shaft. Second gear engages with extra gear located on intermediate shaft engaged with second gear located on second shaft. On the ends of the second shaft protruding beyond the housing there are upper planks, which are connected by hinges with lower planks and to which side thrust planks are connected, which are connected by springs to the lower planks. Second shaft and the body have projecting protrusions limiting the second shaft rotation.

EFFECT: higher cross-country ability of the snowmobile.

1 cl, 4 dwg