Abstract

A door lock assembly operates a deadbolt between unlocked and locked positions. It includes a key cylinder having a central axis, a torque blade extending from said cylinder upon said center axis, an actuator interlock mechanism operatively connected with the door lock assembly and provided for pivoting upon the torque blade, a ring, pivotally mounted to the door lock assembly, and incorporating a post, the actuator interlock mechanism having a radially extending arm, being bifurcated at its end, for locating upon the ring post, such that upon turning of the ring the actuator interlock mechanism turns the torque blade; a latch bolt assembly, including a deadbolt, the torque blade extending through the latch bolt assembly, and pivoting a latch operator that extends the deadbolt for shifting into a locked or unlocked position, during usage of the door lock assembly.

IPC Classes  ?

• E05B 65/06 - Locks for special use for swing doors
• E05B 33/00 - Cylinder locks with tumblers that are set by pushing the key in, in which the bolt is moved by means other than the key
• E05B 63/00 - Locks with special structural characteristics
• E05B 63/04 - Locks with special structural characteristics for alternative use on the right-hand or left-hand side of wings
• E05B 13/00 - Devices preventing the key or the handle or both from being used