A security device (2) particularly for a motor vehicle which is adapted to isolate the fuel supply from the engine of the vehicle.
These units shall be equipped with an automatic system capable of detecting a diesel fuel fire and of shutting down all relevant equipment and cutting off the fuel supply.
Therefore, the present invention can rapidly shut off fuel supply in case of emergency and prevent a secondary accident in advance.
The emergency signal can be utilised to operate an alarm and/or close down the vehicle engine fuel supply or ignition.
Safety apparatus for cutting off the fuel supply to an appliance or device, which runs on combustible fuel, in response to receipt of a signal from a remote hazard detector.
The fuel injection system has a pump element with a suction bore (3) wherein the suction bore (3) of the pump element can be closed by means of a valve body (7) arranged on a flexible tappet to interrupt the fuel supply.