A helical gear actuator for use with a passage set or deadbolt set is provided. The helical gear actuator comprises a shaft including an at least one helical groove, a plunger and a receiver including two tracks, the receiver shaped to rotatably accept the shaft, the groove shaped to slidably accept the two tracks, such that in use, urging the shaft into the receiver effects rotation of the receiver relative to the shaft. Also provided are the passage set and the deadbolt.

A helical gear actuator for use with a passage set or deadbolt set is provided. The helical gear actuator comprises a shaft including an at least one helical groove, a plunger and a receiver including two tracks, the receiver shaped to rotatably accept the shaft, the groove shaped to slidably accept the two tracks, such that in use, urging the shaft into the receiver effects rotation of the receiver relative to the shaft. Also provided are the passage set and the deadbolt.

A hub assembly for a door handle includes a hub body that extends along a longitudinal axis and has a first end portion including a spindle recess and a second end portion including a handle attachment protrusion. A spindle slideably received within the spindle recess in the first end of the hub body. A spring at least partially located within the spindle recess on the hub body and in engagement with the spindle.

A hub assembly for a door handle includes a hub body that extends along a longitudinal axis and has a first end portion including a spindle recess and a second end portion including a handle attachment protrusion. A spindle slideably received within the spindle recess in the first end of the hub body. A spring at least partially located within the spindle recess on the hub body and in engagement with the spindle.