Movable or removable closures – With means mounting closure for reciprocation – With distinct biasing means for slide or guide
Patent
1987-04-17
1989-05-02
Dorner, Kenneth J.
Movable or removable closures
With means mounting closure for reciprocation
With distinct biasing means for slide or guide
49421, 49437, E05D 1300
Patent
active
048255955
ABSTRACT:
A unitary vent guide for a metal vent frame in a metal window jamb is formed from a resilient and self-lubricating plastic such as nylon and includes a body portion which snaps into a slot in the vertical faces of the vent frame. An outer portion of the body is formed as a tension arm which contacts an inner vertical face of the jamb. A plurality of the guides is installed on each vertical vent frame face and maintains the vent frame centered.
REFERENCES:
patent: 366524 (1887-07-01), Stone
patent: 2346887 (1944-04-01), Winkler
patent: 3293802 (1987-11-01), Fletcher
Anderson G.
Dorner Kenneth J.
Wiggins Macdonald J.
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