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Patent Searching and Data


Title:
CAM CHAIN TENSIONER
Document Type and Number:
WIPO Patent Application WO/2003/038308
Kind Code:
A1
Abstract:
A cam chain tensioner (12) of a valve gear transmission system of an OHC type internal combustion engine, comprising an arm (13) and a resin shoe (14) installed on the chain side of the arm, wherein the tip of the resin shoe (14) is formed as a U−shaped hook part (14i) engaged with the tip of the arm (13), one side of the base end part of the resin shoe (14) is extended to the mounting part (13a) for the arm (13), a hole (14d) for tightening the resin shoe (14) to the arm (13) is provided in the elongated part (13a), a tensioner lifter contact part (14g) extended, in the form of U−shape in cross section, to the contact side of a tensioner lifter (16) through the side edge part of the arm (13) is installed near the center part of the resin shoe (14), and the arm (13) is inserted into the U−shaped tensioner lifter contact part (14g), whereby the number of parts of the cam chain tensioner can be reduced, man−hour of operation in production can be reduced, and operation process can be shortened.

Inventors:
Sawamura, Yoshinobu c/o KABUSHIKI KAISHA HONDA GIJUTSU KENKYUSHO 4-1 (Chuo 1-chome Wako-shi, Saitama, 351-0193, JP)
Shigihara, Akira c/o KABUSHIKI KAISHA HONDA GIJUTSU KENKYUSHO 4-1 (Chuo 1-chome Wako-shi, Saitama, 351-0193, JP)
Akutsu, Toshiharu c/o KABUSHIKI KAISHA HONDA GIJUTSU KENKYUSHO 4-1 (Chuo 1-chome Wako-shi, Saitama, 351-0193, JP)
Application Number:
PCT/JP2002/009422
Publication Date:
May 08, 2003
Filing Date:
September 13, 2002
Export Citation:
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Assignee:
HONDA GIKEN KOGYO KABUSHIKI KAISHA (1-1 Minamiaoyama 2-chome Minato-ku, Tokyo, Tokyo, 107-8556, JP)
International Classes:
F02B67/06; F01L1/02; F16H7/08; (IPC1-7): F16H7/08
Foreign References:
JPH0542798U
GB2351136A
GB2371613A
JP2001311457A
Other References:
See also references of EP 1441149A1
Attorney, Agent or Firm:
Ehara, Nozomu (EHARA & ASSOCIATES Sakaguchi Bldg. 3-3, Toranomon 2-chome Minato-ku, Tokyo, 105-0001, JP)
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