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Patent Searching and Data


Title:
ENGINE WITH SINGLE CYLINDER OR JUXTAPOSED MULTIPLE CYLINDERS AND SADDLE RIDE-TYPE VEHICLE WITH THE SAME
Document Type and Number:
WIPO Patent Application WO/2008/059932
Kind Code:
A1
Abstract:
An engine (15) is of a type having a single cylinder or juxtaposed multiple cylinders. The engine (15) has a crankshaft (44), a piston (46), a cylinder body (41), a cylinder head (42), and a transmission mechanism (70). The piston (46) is connected to the crankshaft (44). The cylinder body (41) has a cylinder (41a) formed in it. The piston (46) is received in the cylinder (41a). The cylinder head (42) is attached to the forefront of the cylinder body (41). The transmission mechanism (70) is on the rear side of the crankshaft (44). The center axis (41b) of the cylinder (41a) extends obliquely rearward and upward from the crankshaft (44) side.The center axis (41b) of the cylinder (41a) passes a position forward of the center axis (44a) of the crankshaft (44) when viewed in the direction in which the crankshaft (44) extends.

Inventors:
YOKOI, Masato (2500 Shingai, Iwata-sh, Shizuoka 01, 4388501, JP)
横井 正人 (〒01 静岡県磐田市新貝2500番地 ヤマハ発動機株式会社内 Shizuoka, 4388501, JP)
Application Number:
JP2007/072205
Publication Date:
May 22, 2008
Filing Date:
November 15, 2007
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)
YOKOI, Masato (2500 Shingai, Iwata-sh, Shizuoka 01, 4388501, JP)
International Classes:
B62M7/02; B62K11/04; B62K19/12; B62K19/28; F02B61/02
Domestic Patent References:
WO2005005808A12005-01-20
Foreign References:
JP2006069407A2006-03-16
JP2007022098A2007-02-01
JP2002227601A2002-08-14
JP2004249867A2004-09-09
Other References:
See also references of EP 2082954A4
Attorney, Agent or Firm:
NAKAYAMA, Kazutoshi et al. (6F Daido Seimei Bldg, 5-4 Tanimachi 1-chome,Chuo-ku, Osaka-shi, Osaka 12, 5400012, JP)
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