Device for simulating motor sounds

Claim 1

A TOY VEHICLE COMPRISING: A SUBSTANTIALLY HOLLOW BODY MEMBER FORMING A RESONANCE CHAMBER; A RESONATOR IN THE FORM OF A CELLULOSE-ACETATE-BUTYRAL CONE HAVING AN APEX PLUG MOUNTED IN SAID BODY MEMBER, SAID RESONATOR HAVING A LOW-PITCH NATURAL FREQUENCY BELOW APPROXIMATELY 1,000 C.P.S.; WHEEL MEANS ROTATABLY MOUNTED ON SAID BODY MEMBER FOR FACILITATING TRAVEL OF SAID VEHICLE ALONG A SURFACE; STRIKER MEANS ROTATABLY MOUNTED IN SAID BODY MEMBER ADJACENT SAID RESONATOR FOR CYCLICALLY IMPACTING SAID RESONATOR AT ITS APEX PLUG CAUSING IT TO VIBRATE AND PRODUCE A LOW-PITCHED SOUND SIMULATING THE SOUND OF AN INTERNAL COMBUSTION ENGINE; AND GEAR MEANS CONNECTING SAID STRIKER MEANS WHEN SAID VEHICLE IS PUSHED TATING SAID STRIKER MEANS WHEN SAID VEHICLE IS PUSHED ALONG SAID SURFACE, WHEREBY SAID STRIKER MEANS WILL CYCLICALLY IMPACT SAID RESONATOR, SAID STRIKER MEANS COMPRISING AN IMPELLER CONNECTED TO SAID GEAR MEANS; AND A PLURALITY OF RINGS LOOSELY MOUNTED ON PINS ATTACHED TO SAID IMPELLER AND POSITIONED AROUND THE PERIPHERY OF SAID IMPELLER, SAID LUGS EACH BEING RETRACTABLY MOUNTED ON SAID IMPELLER, SAID EXTENSION INTO ENGAGEMENT WITH SAID APEX PLUG BY THE CENTRIFUGAL FORCE EXERTED THEREON BY THE ROTATION OF SAID IMPELLER, SAID RINGS BEING MADE FROM AN ACETAL RESIN HAVING A MODULUS OF ELASTICITY OF APPROAXIMATELY 400,000 P.S.I.