The operator of a PWC equipped with a lanyard-type ignition safety switch must attach the lanyard to his or her personal clothing. This is a safety measure to stop the PWC if the person falls from the watercraft.
To kill the engine if the operator is thrown out
to shut off the engine if the operator is thrown overboard
to shut off the engine if the operator is thrown overboard
to shut off the engine if the operator falls overboard
to shut off the engine if the operator falls overboard
to shut off the engine if the operator falls overboard
to shut off the engine if the operator falls overboard
PWC's (personal water craft) Ignition Safety Switch is used to shut down the Engine if the Operator loses control or thrown off of the water craft.
Assuming you are referring to an outboard boat motor- if the operator should fall or be thrown out of the boat, that lanyard pulls out of the safety switch and stops the motor.
To turn off the engine of a PWC once the Driver is thrown overboard or injured.
Which type of muzzleloader may be equipped with a mechanical safety?
That depends on the machine. In many cases the operator safety switch is a pressure switch in the seat.