Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Hiroshi Fujita0
Kazuki Koshiyama0
Takashi Nakanishi0
Date of Patent
July 13, 2021
0Patent Application Number
156089150
Date Filed
May 30, 2017
0Patent Citations
Patent Citations Received
Patent Primary Examiner
Patent abstract
A bicycle hub assembly comprises a sprocket support body. The sprocket support body includes at least ten external spline teeth configured to engage with a bicycle rear sprocket assembly. Each of the at least ten external spline teeth has an external-spline driving surface and an external-spline non-driving surface.
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