Patent 11220845 was granted and assigned to Andersen Corporation on January, 2022 by the United States Patent and Trademark Office.
A system for locking a position of an operable sash in a window frame has a motor, a rotating element connected to the motor, and a sweep cam. The sweep cam is configured to rotatably engage a keeper disposed on a sash disposed opposite the operable sash. A spur gear operatively connects the rotating element to the sweep cam.