초록 ▼

An adjustable window installation frame for installing a new prime window unit in an existing window unit opening includes a top channel, bottom channel and opposite side channels. The bottom channel and side channels are connected to the new sill and new side jambs of a new prime window unit and th

An adjustable window installation frame for installing a new prime window unit in an existing window unit opening includes a top channel, bottom channel and opposite side channels. The bottom channel and side channels are connected to the new sill and new side jambs of a new prime window unit and the top channel is extended between the upper ends of the side channels. Each channel includes an inner wall extending exteriorly of the new prime window unit for recessing it relative to the frame and an outer wall extending outwardly from the new prime window unit. The outer walls are provided with a plurality of spaced apart slots for reducing the width of the channels to fit various window sizes. The method of the invention includes connecting the bottom channel and side channels to the sill and side jambs of a new prime window unit, connecting the top channel across the upper ends of the side channels and placing the preassembled new window unit and channels into a window unit opening.

대표청구항 ▼

A new prime window unit assembly for installation in an existing window unit opening having an existing window frame installed therein, comprising, a new prime window unit including a new head jamb, side jambs, sill and sash, an elongated bottom channel, a pair of elongated side channels having uppe

A new prime window unit assembly for installation in an existing window unit opening having an existing window frame installed therein, comprising, a new prime window unit including a new head jamb, side jambs, sill and sash, an elongated bottom channel, a pair of elongated side channels having upper and lower ends, an elongated top channel, said channels comprising separate independent members adapted for connection to said new prime window unit, fastening means securing said bottom channel and side channels to said new sill and side jambs respectively, said top channel being connected to and extended between the upper ends of said side channels, each of said channels including an inner wall and an outer wall, said inner wall extending exteriorly of said new prime window unit thereby to recess said new prime window unit interiorly of said outer wall, and said outer wall extending outwardly from said inner wall, each of said channels including means for selectively reducing the outward extent of the outer wall thereof uniformly along the length of said outer wall, and said new prime window unit assembly being preassembled for installation as a unit in said existing window unit opening.