Patent ID: 6643896
Filing Date: 2003-11-11
Classification: E05D,E05Y,Y10T

Abstract:
In a hinge assembly suitable for use in a casement window wherein said hinge assembly includes a track, a sash arm having a first sash arm end connected to said track and a second sash arm end connected to said casement window, and a sash support arm having a first sash support arm end pivotably connected to said track and a second sash support arm end pivotably connected to said sash arm, the improvement wherein said second sash support arm end is connected to said sash arm by a connecting member, and wherein said connecting member is connected through a sash arm aperture and a sash support arm aperture, the improvement wherein said connecting member comprises:a cylindrical stud portion having a first stud end and a second stud end, said stud portion extending through said sash arm aperture; a cylindrical shaft connected to said second stud end, said cylindrical shaft extending through said sash support arm aperture, said cylindrical shaft being eccentric with respect to said stud portion; and a recess formed in a free end of said cylindrical shaft, said recess being designed to receive a tool to permit rotational movement of said connecting member to thereby permit change of a sash support arm pivot access.