Tire with retractable stud
First Claim
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1. A pneumatic tire comprising:
- a tread, the tread having a non-skid depth (NSK), the tread including one or more retractable stud pin assemblies, wherein the one or more stud pin assemblies include a housing having an elastomer compartment in mechanical cooperation with a first spring for movement in a first plane, wherein the stud pin is mounted to the first spring, the housing further including a second compression spring having movement in a second plane different from said first plane, and an adjustable nut assembly in mechanical cooperation with the compression spring.
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Abstract
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 may be used to manually raise and lower the pin height as desired. An optional adjustment pin may also be used to extend into an optional fluid compartment to fine tune the pin height.
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Citations
8 Claims
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1. A pneumatic tire comprising:
- a tread, the tread having a non-skid depth (NSK), the tread including one or more retractable stud pin assemblies, wherein the one or more stud pin assemblies include a housing having an elastomer compartment in mechanical cooperation with a first spring for movement in a first plane, wherein the stud pin is mounted to the first spring, the housing further including a second compression spring having movement in a second plane different from said first plane, and an adjustable nut assembly in mechanical cooperation with the compression spring.
- View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
Specification