Patent ID: 7887105

Claim:
A combination of a window and a lock comprising, (A) a casement window, the window having a sash with a hole in the sash and a frame with a hole in the frame, wherein the hole in the sash is aligned with the hole in the frame when the window is closed; and, (B) a lock, the lock having (i) a body extending through the hole in the sash and the hole in the frame of the window when the window is closed, the body having a threaded portion; (ii) a head attached to a first end of the body and bearing against the outside of the sash; (iii) a nut threaded onto the threaded portion and bearing against the inside of the sash; and, (iv) an abutment attached to a second end of the body, wherein the abutment is capable of being selectively positioned in either of (a) a locked position wherein the abutment is generally perpendicular to the body and bears against the inside of the frame and (b) an unlocked position wherein the abutment is generally aligned with the body and able to pass through the hole in the frame to allow the window to be opened.