Abstract: A sash balance shoe that draws an extending cord to the shoe by an elastic mechanism in the shoe is hung from a wall of a vertical track of a window jamb by the cord extending through the axis of a convex face of a radially extending annular wall that is on one end of a leg that passes through a hole in the track wall and is prevented from exiting from the hole by the diameter of the annular wall being larger than the diameter of the hole and by a radially extending annular ridge that is larger in diameter than the diameter of the hole and is beveled and flexible enough for insertion into the hole.
Abstract: Disclosed are apparatus for a block and tackle window balance including a terminal clip to be incorporated in single and double hung window assemblies. In one embodiment the terminal clip includes a first end portion defining an opening for passing a terminal end of a cord therethrough, a second end portion disposed remotely from the first end portion, and an intermediate portion including a hook and extending between the first and second end portions.
Type:
Grant
Filed:
August 23, 2002
Date of Patent:
June 8, 2004
Assignee:
Amesbury Group, Inc.
Inventors:
Gary R. Newman, Lawrence J. VerSteeg, Stuart J. Uken