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Patent Searching and Data


Title:
ENGINE, AND SADDLED VEHICLE EQUIPPED WITH SAID ENGINE
Document Type and Number:
WIPO Patent Application WO/2012/105308
Kind Code:
A1
Abstract:
Provided is an engine that enables a reduction in complicated operations during manufacturing, and a reduction of the outer diameter of a rotor. The engine is provided with an annular member (51). The annular member (51) is formed in an annular shape that surrounds a crankshaft. A plurality of concave and convex portions are formed on the outer peripheral portion of the annular member (51) along the rotational direction of the crankshaft. A crank angle sensor (59) is arranged outward in the radial direction with respect to the annular member (51). The annular member (51) is fixed to a bottom portion (31c) of a rotor (31) by a plurality of bolts (58) axially fitted in holes formed in the bottom portion (31c) and the annular member (51).

Inventors:
MAEDA,Kazuyuki (2500 Shingai, Iwata-sh, Shizuoka 01, 〒4388501, JP)
Application Number:
JP2012/050815
Publication Date:
August 09, 2012
Filing Date:
January 17, 2012
Export Citation:
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Assignee:
YAMAHA HATSUDOKI KABUSHIKI KAISHA (2500, Shingai Iwata-sh, Shizuoka 01, 〒4388501, JP)
ヤマハ発動機株式会社 (〒01 静岡県磐田市新貝2500番地 Shizuoka, 〒4388501, JP)
International Classes:
F02D35/00; F02B61/02; F02B67/04; F02P7/067
Foreign References:
JPS63195430A
JP2003148518A
JP2010110107A
JPH04203226A
Attorney, Agent or Firm:
HARUKA PATENT & TRADEMARK ATTORNEYS (Well Shin-Toshin Bldg. 4th Floor, 3-1-4, Nishi-Shinjuku, Shinjuku-k, Tokyo 23, 〒1600023, JP)
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Claims: