Zarley, McKee, Thomte, Voorhees & Sease
Spike pin and system for mounting a spike pin
 Spike pins made of hard rubber which may be used on vehicle tires, shoe soles or the shoes of walking sticks or the like and a system for mounting such spike pins made of hard rubber in a mounting surface such as the tread surface of vehicle tires or shoe soles or the shoes of walking sticks or the like, characterized in that the tread surface is formed with recesses in which each of said spike pin is mounted with a GaP between the periphery of the spike pin and the peripheral wall of the associated recess. 
Ishikawa Giken Gomu Kabushiki Kaisya
B A B A A
B60C A43C B60C A45B A43C
inventional inventional inventional inventional inventional
Hiroshi
Yamada