Pulley and hub assembly

Details Pulley and hub assembly Pulley and hub assembly

1988-05-20

1989-06-13

Bui, Thuy M.

Endless belt power transmission systems or components

Friction drive pulley or guide roll

Including nonmetallic belt-engaging surface portion

384571, 474174, 474199, F16H 5548

Patent

active

048388416

ABSTRACT:
Disclosed is a pulley and bearing assembly for attachment to a cooling fan clutch of an internal combustion engine. The pulley is of polymeric construction, having a peripheral rim and an axial end integral therewith, the other end being open. It defines an internal chamber with guide ribs therein to locate the bearing assembly radially and axially within the chamber. The exterior has a belt engagement surface of desired type.
The bearing assembly preferably has a wave form spacer for controlled spacing of individual bearing elements, and novel lubricant dispenser structure. The polymeric pulley can be of various forms combined with the bearing assembly which acts as a universal type bearing for fitting various type engines.

REFERENCES:
patent: 2128683 (1938-08-01), Slusser et al.
patent: 2938757 (1960-05-01), Pieper
patent: 4287976 (1981-09-01), Sakaki et al.
patent: 4610645 (1986-09-01), Donn et al.

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