As the column penetrated to bedrock the rig disengaged automatically: time for the diamond bit.

The electro-hydraulic diff-locks on front and rear axles, on the other hand, automatically disengage when one of the brake pedals is pressed.

One solution, the study said, would be to develop passive seat belts that disengage automatically when a car goes into park.

The pinion automatically disengages from the flywheel after operation.

The former is generally equipped with a clutch which automatically disengages once it touches softer tissue, thus preventing tears in the dura.

It did not help with gear changing, but it disengaged automatically when the engine slowed to an idle.

This made use of small microswitches on the gear selector that automatically disengaged the clutch when the driver changed gears.

Due to the electromagnet in the contactor, if power to the machine should fail the contactor will automatically disengage.

Shall I automatically disengage and abort further missile launches?