Diagram Of Door Lock ((top))

+---------------+ | Door Handle | +---------------+ | | v +---------------+ | Spindle | +---------------+ | | v +---------------+ | Lock Body | | (Housing) | +---------------+ | | v +---------------+ | Cylinder | | (Keyway) | +---------------+ | | v +---------------+ | Latch/Bolt | +---------------+

| Lock Type | Diagram Differences | |-----------|----------------------| | | Shows separate deadbolt cylinder & thumb turn; no spring-loaded latch. | | Smart Lock (Electronic) | Adds battery, motor, circuit board, keypad/sensor, and electronic clutch. | | Mortise Lock | Large rectangular body inside pocket cut into door; shows levers, set screws, and multiple bolts. | | Rim Lock | Surface-mounted on door interior; simple deadbolt + latch in one visible case. | diagram of door lock

The cylindrical stem extending from the knob. When you turn the knob, you are rotating the shank. +---------------+ | Door Handle | +---------------+ | |

Where the lock meets the house.

: The decorative and protective plate that covers the lock’s internal mounting hardware on the face of the door. Mechanical Operation: How It Works | | Rim Lock | Surface-mounted on door