Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Nobukatsu Hara0
Date of Patent
June 26, 2018
0Patent Application Number
150421520
Date Filed
February 12, 2016
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A bicycle driving system includes a crank assembly and a multiple rear sprocket assembly. The crank assembly includes a front sprocket including a rotational center axis and a crank arm. The front sprocket is movable relative to the crank arm in an axial direction parallel to the rotational center axis. The multiple rear sprocket assembly includes eleven or more rear sprockets.
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