Patent ID: 6116665
Filing Date: 2000-09-12
Classification: E05B,E05C,Y10S,Y10T

Abstract:
A sash lock having a housing, a rotating assembly mounted in the housing, the rotating assembly including a handle rotatable in the housing and moveable between open and closed positions, a shaft connected to the handle and rotatable with the handle, a cam connected to the shaft, and contoured to engage a keeper, a slide plate mounted to the housing and slidable between a retracted position in which it is within the housing and an extended position in which it projects from the housing, a pin extending from one of the rotating assembly and the slide plate and a recess formed in the other of the rotating assembly and the slide plate, the pin and recess cooperating to drive the slide plate between its retracted and extended positions as the handle moves between its open and closed positions wherein the recess has a shape which causes the slide plate to be stationary during one part of the rotation of the handle as the handle moves between its open and closed positions and which causes the slide plate to move between its retracted and extended positions during another part of the rotation of the handle as the handle moves between its open and closed positions.