Engine safety control device and system

Claim 1

IN A VEHICLE ENGINE INCLUDING FUEL FEEDING MEANS HAVING THROTTLE VALVE MEANS FOR CONTROLLING THE RATE OF FUEL FEED AND BEING MOVABLE BETWEEN AN IDLE POSITION OF MINIMUM FEED AND A THROTTLE POSITION INCREASING THE FLOW RATE FOR ENGINE ACCELERATION, AND MANUAL ACCELERATOR MEANS FOR OPERATING SAID THROTTLE VALVE MEANS AND INCLUDING AN ENGINE THROTTLE LINKAGE HAVING ACCELERATOR AND THROTTLE RODS; THE COMBINATION OF A SAFETY DEVICE INTERPOSED BETWEEN SAID ACCELERATOR AND THROTTLE RODS COMPRISING RELATIVELY ROTATABLE FIRST AND SECOND MEMBERS TO WHICH SAID ACCELERATOR AND THROTTLE RODS, RESPECTIVELY, ARE CONNECTED, MEANS YIELDABLY CONNECTING SAID FIRST AND SECOND MEMBERS FOR NORMALLY PROVIDING CONCERT MOVEMENT OF SAID MEMBERS AND RODS BETWEEN SAID IDLE AND THROTTLE POSITIONS, SAID SYSTEM ALSO INCLUDING A NORMALLY INOPERATIVE AIR