Patent ID: 7296831

Claim:
A sash lock for a sash window assembly, the sash window assembly including an upper sash window and a lower sash window, each of the sash windows being mounted within opposed guide rails on a master frame wherein at least one of the sash windows is slidable within the frame relative to the other sash window, a sash lock comprising a locking assembly for mounting on a stile of one of the sash windows and a keeper for mounting on a stile of the other sash window, the locking assembly comprising a housing, an actuator for moving a catch, said catch pivotally connected to said housing and engages and disengages said keeper as said catch is moved from a first position to a second position, said keeper having a top surface, a bottom surface and at least one sidewall which is secured to said second sash window, said top surface having a slot extending through said top surface, said keeper having an indicator pivotally attached to said sidewall of said keeper, said catch contacting a side surface of said indicator during the movement of said catch from said first position to said second position causing said indicator when in a retracted position within said keeper to pivot and a portion thereof to pass through said slot in said top surface of said keeper and extend outwardly of said keeper, and signal whether the locking assembly is in locking engagement with said keeper, said indicator pivoting and retracting into said orifice in said keeper when said catch is moved from said second position to said first position.