Lift rail window structure

Details Lift rail window structure Lift rail window structure

1984-01-04

1985-05-14

Kannan, Philip C.

Movable or removable closures

Handle or protector

16125, E05B 100

Patent

active

045163553

ABSTRACT:
Disclosed herein is an improved window opening structure for a window assembly having an outer frame defining an inner opening having parallel vertical edge surfaces; at least one window sash having vertical side jamb rails, a top rail extending between said jamb rails and a bottom rail extending between said jamb rails; and sash being mounted in said outer frame for sliding movement between a lower window-closed position and an upper window-opening. The opening structure includes a U-shaped opening means having a pair of lift legs and a central lift rail portion extending therebetween and means fastening inner end portions of said lift legs to each of said jamb rails.

REFERENCES:
patent: 820231 (1906-05-01), Merryweather
patent: 2084776 (1937-06-01), Peremi et al.
patent: 2992846 (1961-07-01), Schwanz et al.

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