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Title:
DUAL CAMSHAFT STRUCTURE AND METHOD FOR ASSEMBLING DUAL CAMSHAFT STRUCTURE
Document Type and Number:
WIPO Patent Application WO/2012/090300
Kind Code:
A1
Abstract:
A dual camshaft structure for which an inner shaft provided with a variable cam is inserted into an outer shaft provided with a stationary cam. With this dual camshaft structure the stationary cam is provided on a first cylindrical member, the first cylindrical member is affixed to the outside of the outer shaft, the variable cam is provide on a second cylindrical member, and the second cylindrical member is rotatably mounted on the outside of the first cylindrical member and affixed to the inner shaft by means of a connecting member through a notch provided on the first cylindrical member and a notch provided on the outer shaft. Thus, it is possible to ensure the rigidity of the dual cam structure, and to maintain the sliding surface of the cam that is affixed to the inner shaft and rotates on the outside of the outer shaft.

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Inventors:
TATENO MANABU (JP)
Application Number:
PCT/JP2010/073713
Publication Date:
July 05, 2012
Filing Date:
December 28, 2010
Export Citation:
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Assignee:
TOYOTA MOTOR CO LTD (JP)
TATENO MANABU (JP)
International Classes:
F16H53/02
Foreign References:
JP2002054410A2002-02-20
JPS6449610U1989-03-28
JP2008530412A2008-08-07
JP2009144521A2009-07-02
JP2008530412A2008-08-07
JP2009144521A2009-07-02
Other References:
See also references of EP 2662596A4
Attorney, Agent or Firm:
KATAYAMA, SHUHEI (JP)
Shuhei Katayama (JP)
Download PDF:
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Claims:



 
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