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Title:
CENTRIFUGAL CLUTCH, ENGINE UNIT, AND STRADDLE TYPE VEHICLE
Document Type and Number:
Japanese Patent JP2009162285
Kind Code:
A
Abstract:

To provide a centrifugal clutch capable of restricting fluctuation of the clutch transmitting torque as a result of fluctuation of the rotating speed of a clutch inner.

This centrifugal clutch is provided with a clutch inner provided freely to rotate around a driven shaft 59 and a clutch outer rotatably provided relative to the clutch inner. The clutch inner comprises a weight supporting shaft 54 located in a position separated from the driven shaft and a clutch weight 53 supported by the weight supporting shaft 54 freely to move toward the clutch outer side around the weight support shaft 54. A centroid position Cg of the clutch weight 53 is located on the driven shaft 59 side away from an intersection point Pf of a straight line L1 passing through the centroid position Cg in the radial direction of the driven shaft 59 and a perpendicular line L2 perpendicular to the straight line L1 and passing through the weight supporting shaft 54.


Inventors:
OKAMURA NARIHIRO
Application Number:
JP2007341395A
Publication Date:
July 23, 2009
Filing Date:
December 28, 2007
Export Citation:
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Assignee:
YAMAHA MOTOR CO LTD
International Classes:
F16D43/18; B62M9/08
Domestic Patent References:
JPS4633443Y11971-11-18
JPH08254225A1996-10-01
JPH01182651A1989-07-20
JPS4633443Y11971-11-18
JP2004036806A2004-02-05
Attorney, Agent or Firm:
Haruka International Patent Office



 
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