Patent ID: 8528516

Claim:
An oil shutoff system for a vehicle, the shutoff system comprising: a. a control valve having a valve inlet, a valve outlet, and a valve actuator; b. the control valve coupled in an oil line between an oil system of the vehicle, and atmosphere so as to close the oil line when the control valve is in a closed position; c. wherein the control valve is a normally open control valve; d. wherein the valve actuator is an electrically actuated solenoid; e. wherein the valve actuator is configured to hold the control valve open until a tether switch is actuated; f. the control valve inlet configured to be fluidly coupled to an engine oil tank via an oil passageway; g. the control valve outlet configured to be fluidly coupled to atmosphere; and h. wherein the valve actuator is configured to be electrically coupled to the tether switch, so as to close the control valve when the tether switch is actuated so as to close the oil passageway.