US 12,421,759 B2
Door lock assembly with safeguarding against bypassing
Rick Leites, West Haven, CT (US); Eric Palmieri, Rocky Hill, CT (US); Sharath Ramachandran, New Haven, CT (US); Scott Morstatt, Maryville, TN (US); and Douglas Clark, Wallingford, CT (US)
Assigned to ASSA ABLOY Access and Egress Hardware Group, Inc., New Haven, CT (US)
Filed by ASSA ABLOY Access and Egress Hardware Group, Inc., New Haven, CT (US)
Filed on May 4, 2022, as Appl. No. 17/736,724.
Claims priority of provisional application 63/232,811, filed on Aug. 13, 2021.
Claims priority of provisional application 63/184,524, filed on May 5, 2021.
Prior Publication US 2022/0356732 A1, Nov. 10, 2022
Int. Cl. E05B 9/08 (2006.01); E05B 9/00 (2006.01); E05B 47/00 (2006.01)
CPC E05B 9/08 (2013.01) [E05B 9/002 (2013.01); E05B 47/0002 (2013.01)] 10 Claims
OG exemplary drawing
 
1. A lock portion of an electronic door lock system, the lock portion comprising:
a first housing including a backplate having a first surface and a second surface opposite the first surface, wherein the second surface is configured to be mounted against a door surface;
a second housing disposed within the first housing and attached to the first surface of the backplate, wherein the second housing is secured to the backplate by one or more fasteners that are only accessible from the second surface of the backplate;
an actuator disposed in the second housing, the actuator configured to actuate the door lock system between an unlocked state and a locked state; and
one or more power wires contained within the second housing, wherein the one or more power wires are connected to the actuator, wherein the one or more power wires are configured to selectively supply power to the actuator, wherein the one or more power wires are wrapped around a ledge of the lock portion to form a wire loop configured to resist removal of the one or more power wires from the second housing.