Patent ID: 6312189
Filing Date: 2001-11-06
Classification: E01F

Abstract:
A tire spike for use in an assembly for penetrating and deflating one or more tires of a moving vehicle, said tire spike comprising;a longitudinally extending spike body, said spike body having a first end and a second end, the first end of said spike body including a cylindrical spike base and the second end of said spike body including a spike point,a plurality of outwardly and longitudinally extending spike blades, said spike blades extending between said first and second spike body ends and converging at the spike point of the spike body,a plurality of longitudinally extending grooves, each such groove being situated between adjacent spike blades and extending between said first and second spike body ends,means for pushing tire material away from said spike blade grooves, anda spike base void, said spike base void extending upwardly from said spike base and into said spike body, said spike base void intersecting said spike grooves to form a plurality of longitudinally extending slots, one slot along each spike groove, whereby an airflow continuum is formed along the spike grooves, through the slots and through the spike base void when the pressurized air chamber of a vehicle tire is punctured by the tire spike.