Transfer cases designed for off-road use can mechanically lock the front and rear axles when needed (e.g. when one of the axles is on a slippery surfaces or stuck in mud, whereas the other has better traction).

The stud is then deformed through the softening of the plastic to form a head which mechanically locks the two components together.

The Steyr M series of pistols employ the mechanically locked Browning short recoil method of operation with a linkless, vertically dropping barrel.

Contrast this with the penny knife, which has no locking mechanism other than friction, or locking knives which mechanically locks the blade in position.

This selection mechanically locks the output shaft of transmission, restricting the vehicle from moving in any direction.

Monadnock manufactures several types of police baton, including long polycarbonate riot sticks, side-handle nightsticks (the most famous being the PR-24), and both friction-locking and mechanically locking telescoping batons.

Rotation Set packer- Tubing rotation is used to set the packer to mechanically lock it in; an left hand turn engages and a right hand turn retrieves it.

It mechanically locked the typebars in the shifted position, causing the upper character to be typed upon pressing any key.

The various boxes on this section of the railway used Sykes electromechanical "Lock and Block" interlocking, which used treadles to detect the presence of trains on the line rather than electrical track circuits, and prevented unsafe signal indications by mechanically locking the signal slides in the box, rather than interrupting an electrical circuit.

While most military gravity knives utilize a locking blade design, other types may not mechanically lock open but rely instead upon friction to wedge the rear section of the blade against the interior of the handle.