Invention Grant
- Patent Title: Snow tire with retractable studs
- Patent Title (中): 具有可退回条件的雪橇轮胎
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Application No.: US3672421DApplication Date: 1970-05-15
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Publication No.: US3672421APublication Date: 1972-06-27
- Inventor: ANDERSON JAMES R
- Applicant: RESEARCH INC
- Assignee: Research Inc
- Current Assignee: Research Inc
- Priority: US3774570 1970-05-15
- Main IPC: B60C11/16
- IPC: B60C11/16
Abstract:
A tire, particularly for operation in icy conditions which has studs that are mounted so they can be retracted or extended pneumatically without changing the external configuration or shape of the tire, and can be extended without utilizing any external pressure sources.
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