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Patent Searching and Data


Title:
CRANKSHAFT FOR INTERNAL COMBUSTION ENGINE
Document Type and Number:
WIPO Patent Application WO/2018/122965
Kind Code:
A1
Abstract:
A crankshaft (10) for an internal combustion engine has a plurality of main journals (12) rotatably supported by an engine body, a plurality of crank pins (14) disposed alternately with the main journals (12) with respect to an axial direction and disposed separate from the main journals (12) along a radial direction, and a plurality of crank arms (17) joining the main journals (12) and the crank pins (14). From the rear side toward the front side of the crankshaft (10), the axial thickness (ΔD) of the crank arms (17) incrementally decreases.

Inventors:
KOBAYASHI, Makoto (Intellectual Property Department, 1-1, Morinosatoaoyama, Atsugi-sh, Kanagawa 23, 〒2430123, JP)
IKEHARA, Kensuke (Intellectual Property Department, 1-1, Morinosatoaoyama, Atsugi-sh, Kanagawa 23, 〒2430123, JP)
KUDOU, Masahiro (Intellectual Property Department, 1-1, Morinosatoaoyama, Atsugi-sh, Kanagawa 23, 〒2430123, JP)
Application Number:
JP2016/088909
Publication Date:
July 05, 2018
Filing Date:
December 27, 2016
Export Citation:
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Assignee:
NISSAN MOTOR CO., LTD. (2 Takara-cho, Kanagawa-ku Yokohama-sh, Kanagawa 23, 〒2210023, JP)
International Classes:
F16F15/26; F02B77/00; F16C3/06
Foreign References:
JPS588818A1983-01-19
JP2007071227A2007-03-22
JP2014040856A2014-03-06
Attorney, Agent or Firm:
KOBAYASHI, Hiromichi et al. (Ekisaikai Bldg. 1-29, Akashi-cho, Chuo-k, Tokyo 44, 〒1040044, JP)
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