Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Shunichi Itou0
Makoto Kataoka0
Date of Patent
May 25, 2010
0Patent Application Number
121638270
Date Filed
June 27, 2008
0Patent Primary Examiner
Patent abstract
A power transmitting apparatus can comprise a clutch housing, a plurality of driving clutch plates, a plurality of driven clutch plates movable for carrying out the pressure-contact or release relative to the driving clutch plates, a clutch member, a pressure member, pressure-contact assisting cam, back-torque limiting cam characterized in that one set of cam surfaces of the pressure-contact assisting cam or the back-torque limiting cam are arranged so that they extend along a circumferential edge of the clutch member. A crowning can be formed on one set of cam surfaces in their extending direction and/or their width direction.
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