Patent ID: 6450554
Filing Date: 2002-09-17
Classification: E05B,E05C,Y10S,Y10T

Abstract:
A sash lock actuator for actuating a window locking mechanism for locking a movable sash to a window frame, said actuator comprising:a housing having a pivot opening therein; a pivot pin disposed at least partially within said pivot opening, said pivot pin having a handle extending from a first end thereof and a crank extending from a second end thereof, said crank being disposed at least partially within an interior cavity of said housing; and a drive pin extending from a distal end of said crank and into a drive slot of a slider, said slider having a first end disposed at least partially within said interior cavity and a second end adapted for engaging said locking mechanism, wherein said drive slot is defined by opposed curved side walls, said side walls curving inward from a relatively wide bottom of said slot and then outward to form a relatively narrow top of said slot; and wherein upon rotation of said handle in a first direction, said slider is forced linearly relative to said housing in a second direction by engagement of said drive pin with one of said curved side walls.