Frame and sash for doors and windows
OwnerFinn Aspaasinventor
Life of this patent
Estimating the term…
Abstract
A frame and sash construction for doors and windows has profiled beams of chair-shaped cross-section, the improvement being that an opening of an elongated slot in a foremost leg portion is directed upwardly towards a seat portion to receive a sealing gasket forming a packing for a window glass or mounting ledge. A backrest portion has a greater height than a rear leg portion. The seat portion is formed with a pair of ribs with opposed flanges to receive locking rods or hinge plates, and the sides of the leg portions facing each other have parallel grooves to receive ribs of the gaskets.
Claims5
In a frame and sash for doors and windows, composed of similar profiled beams having a chair-shaped cross-section including:
- (i) a chair-seat portion with protruding ribs having respective opposed flanges and defining a substantially dove tail-shaped slot to receive a foot portion of a lip-shaped strip the free edge portion of which is intended to contact another opposed such beam
- (ii) a foremost leg portion having a free edge formed with an elongated slot,
- (iii) a rear leg portion,
- (iv) a longitudinal wall disposed between the leg portions and beneath the seat portion and defining with said leg portions and with said seat portion a longitudinal channel,
- (v) a backrest portion extending upwardly from said rear leg portion,
- the improvements that, in combination,
- (a) the opening of said elongated slot is directed upwardly towards said seat portion and serves to receive a bead of a sealing gasket formed with elongated lips and disposed in said elongated slot and about the free edge of the rear leg portion and between said foremost leg and rear leg, said gasket forming a packing for the edge of a respective plate-shaped window pane and mounting ledge entering between said foremost leg and rear leg,
- (b) the backrest portion has a greater height than the rear leg portion
- (c) the seat portion is formed with a further pair of ribs having opposed facing flanges, and
- (d) the sides of the two leg portions facing each other are provided with parallel grooves to cooperate with ribs of said sealing gasket.
Dependencies are inferred from the claim text.