Patent ID: 6478347
Filing Date: 2002-11-12
Classification: E05B,E05C,Y10T

Abstract:
A sweep lock formed of a locking cam secured to a check rail of one sash and a cam receiver secured to a check rail of another sash, the sweep lock comprising:a. the locking cam having a web extending radially outward from a pivot region to a peripheral cam region; b. the peripheral cam region having a cam rim extending perpendicular to the radial web and beyond both face sides of the radial web; c. the cam receiver having a pair of confronting lock projections separated by a space that receives the cam web so that one of the lock projections engages a radially inward facing surface of the cam rim on one side of the web and a lower one of the lock projections engages a radially inward facing surface of the cam rim on an opposite side of the web; and d. a lever arm on the locking cam for rotating the locking cam.