Automobile signal switch

Claim 1

AN AUTOMOBILE SIGNAL SWITCH FOR CONTROLLING A SIGNAL CIRCUIT COMPRISING A SUBSTANTIALLY CYLINDRICAL MAIN BODY PORTION, A MOUNTING FLANGE PROJECTING RADIALLY FROM SAID MAIN BODY PORTION SUBSTANTIALLY PERPENDICULAR TO THE LONGITUDINAL AXIS OF SAID MAIN BODY PORTION, MEANS COOPERATING WITH SAID FLANGE TO MOUNT SAID MAIN BODY PORTION ON SAID VEHICLE WITH THE LONGITUDINAL AXIS OF SAID MAIN BODY PORTION DISPOSED IN A VERTICAL PLANE, SAID MAIN BODY PORTION HAVING A CENTRALLY-LOCATED FRUSTO-CONICAL SECTION AND A CONTINUOUS CIRCUMFERENTIAL GROOVE SURROUNDING SAID FRUSTO-CONICAL SECTION, SAID MAIN BODY PORTION AND SAID FRUSTO-CONICAL SECTION BEING FORMED OF AN ELECTRICALLY-NONCONDUCTIVE MATERIAL, A BELT SURROUNDING SAID FRUSTO-CONICAL SECTION, SAID BELT BEING FORMED OF AN ELECTRICALLY-CONDUCTIVE MATERIAL, A SUBSTANTIALLY CONTINUOUS BAND DISPOSED WITHIN SAID GROOVE AND SECURED TO THE INNER WALL THEREOF, SAID BAND BEING FORMED OF ELECTRICALLY-CONDUCTIVE MATERIAL, SAID MAIN BODY PORTION AND SAID FRUSTO-CONICAL SECTION HAVING A PASSAGE EXTENDING THERETHROUGH COAXIALLY THEREWITH, SUPPORT MEANS DISPOSED WITHIN SAID PASSAGE AND OPENING INTO THE UPPER END OF SAID FRUSTO-CONICAL SECTION, SAID SUPPORT MEANS INCLUDING AN ELONGATED SCREW THREADED IN SAID PASSAGE AND HAVING AN UPPER END OPENING OUT OF THE UPPER END OF SAID FRUST-CONICAL SECTION, A BALL FORMED OF ELECTRICALLY-CONDUCTIVE MATERIAL, MEANS FOR CONNECTING SAID BELT AND BAND IN A NORMALLY OPEN ELECTRICAL SIGNAL CIRCUIT, SAID CIRCUIT BEING CLOSED UPON IMPACT IMPARTED TO SAID VEHICLE WHEREBY SAID BALL IS DISPLACED FROM SAID SUPPORT MEANS TO SPAN AND ENGAGE ACROSS SAID BELT AND SAID BAND TO CLOSE SAID SERIES CIRCUIT TO SAID SIGNAL, AND MEANS FOR HOLDING SAID SWITCH IN ITS NORMALLY OPEN POSITION, SAID LAST-NAMED MEANS COMPRISING A SUBSTANTIALLY CYLINDRICAL SIDEWALL TELESCOPED OVER SAID MAIN BODY PORTION, AND A SUBSTANTIALLY CYLINDRICAL TRANSPARENT DISC EXTENDING ACROSS THE UPPER END OF SAID SIDEWALL, SAID SIDEWALL AND SAID DISC BEING ADAPTED FOR DISPLACEMENT TOWARD SAID BALL TO ENGAGE SAID BALL AND RETAIN THE SAME ON SAID SCREW DURING THE NORMAL OPERATION OF SAID VEHICLE.