Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
April 12, 2022
Patent Application Number
15940227
Date Filed
March 29, 2018
Patent Citations Received
Patent Primary Examiner
An axle-free wheel comprising: an outer rim member having a ground interface on an external surface thereof and an outer ball race or rolling race on an inner surface thereof; an inner rim member having an inner ball or rolling race on an outer surface thereof.
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