Window and door construction

Details Window and door construction Window and door construction

1976-12-20

1978-09-19

Kannan, Philip C.

Movable or removable closures

Mounted for multidirectional or oblique movement

Initial or terminal movement transverse to sliding movement...

49225, 49449, E05D 1510

Patent

active

041143175

ABSTRACT:
A window and door construction having a movable vent window supported on rollers for movement along a guideway of the window frame with all four sides engaging the window frame in air and watertight configuration as the vent window finally closes through means of a plurality of wedges engaging the vent window to compress weatherproof sealing insulation.

REFERENCES:
patent: 3111727 (1963-11-01), Gerecke
patent: 3209411 (1965-10-01), Sprague, Jr.
patent: 3225393 (1965-12-01), Coller
patent: 3538642 (1970-11-01), Fredricksen
patent: 3660936 (1972-05-01), Bryson
patent: 3947998 (1976-04-01), Matsubara

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