Cooling structure of belt transmission for vehicle

Details Cooling structure of belt transmission for vehicle Cooling structure of belt transmission for vehicle

1997-10-08

1999-11-02

Hannon, Thomas R.

Endless belt power transmission systems or components

Fluid-impelling means

474146, 474150, 74606A, F16H 5704, F16H 5702, F16H 724

Patent

active

059760443

ABSTRACT:
A cooling structure of a belt transmission for vehicles which limits the consumed power for cooling to a minimum and does not deteriorate cooling performance of the transmission. A drive pulley having a variable pitch diameter and a driven pulley which is driven through a drive belt and has a variable pitch diameter is housed in a substantially elliptical housing. An intake port formed in the vicinity of a suction part of the cooling fan formed on the drive pulley in the housing to forcedly introduce air from the outside and exhaust air to the outside. An exhaust port on the housing in a normal direction of the driven pulley at the rearward of a center of rotation of the driven pulley as seen from a side.

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