Device for guiding upward and downward movement of window pane o

Details Device for guiding upward and downward movement of window pane o Device for guiding upward and downward movement of window pane o

1986-03-12

1987-07-21

Downey, Kenneth

Movable or removable closures

Stored in housing

Reciprocates vertically in and out of housing

49425, E05D 1300

Patent

active

046808922

ABSTRACT:
An abutment member is mounted on a pair of shafts on which upper and lower rollers are rotatably carried. The abutment member is abuttingly engageable with a wall of a guide rail when both or one of the rollers is caused to move a predetermined amount toward the wall of the guide rail.

REFERENCES:
patent: 2379923 (1945-07-01), Roethel
patent: 2822215 (1958-02-01), Blanton et al.
patent: 3466802 (1969-09-01), Doveinis et al.

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