Window regulator

Details Window regulator Window regulator

1985-11-21

1987-06-02

Kannan, Philip C.

Movable or removable closures

Stored in housing

Reciprocates vertically in and out of housing

49349, 49352, 49360, E05F 1138

Patent

active

046692223

ABSTRACT:
A roller unit of a window regulator is movably engaged with a guide rail of a U-shaped cross section. The guide rail has a pair of parallel side walls one of which is formed with a longitudinal groove of a V-shaped cross section and the other is formed to be planar. The roller unit includes a pair of convexly surfaced rollers in rolling contact with the grooved side wall and a flat surfaced roller in rolling contact with the planar side wall. The flat surfaced roller is movable toward and away from the planar side wall and urged against the same by a spring.

REFERENCES:
patent: 1928056 (1933-09-01), Holt et al.
patent: 2000561 (1935-05-01), Haberstump
patent: 2379925 (1945-07-01), Roethel
patent: 3125334 (1964-03-01), Lohr
patent: 3640022 (1972-02-01), Kouth et al.

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