RETRACTABLE STUD FOR TIRES

摘要

A retractable stud pin assembly is described for use in a conventional tire. The stud pin assembly includes a housing having an elastomer compartment and a spring in cooperation with the elastomer. A stud pin is mounted to the spring. The assembly may further optionally include a fluid compartment in cooperation with the elastomer compartment and the spring. The assembly may further include a second compression spring, which cooperates with the first spring and stud pin. An optional adjustment nut ma y be used to manually raise and lower the pin height as desired. An optional adjustment p in may also be used to extend into an optional fluid compartment to fine tune the pin heigh t.