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Patent Searching and Data


Title:
SPARK PLUG SLEEVE
Document Type and Number:
WIPO Patent Application WO/2018/198951
Kind Code:
A1
Abstract:
This spark plug sleeve 100 mounted between a cylinder head 101 and a spark plug 102 is provided with a non-threaded section 112 which is formed on a front end inner peripheral surface facing the inside of a combustion chamber 103 and with which the spark plug 102 is incapable of engaging. Preferably, the spark plug sleeve 100 is further provided with a heat radiation section 113 formed on an outer peripheral surface disposed within a water jacket 105 and having a fin-shaped contour.

Inventors:
NAGASHIMA Yoshifumi (Fujisawa Plant 8 Tsuchidana, Fujisawa-sh, Kanagawa 81, 〒2520881, JP)
OZAWA Kimitake (Fujisawa Plant 8 Tsuchidana, Fujisawa-sh, Kanagawa 81, 〒2520881, JP)
Application Number:
JP2018/016241
Publication Date:
November 01, 2018
Filing Date:
April 20, 2018
Export Citation:
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Assignee:
ISUZU MOTORS LIMITED (6-26-1, Minami-oi Shinagawa-k, Tokyo 22, 〒1408722, JP)
International Classes:
F02P13/00
Foreign References:
JP2016130485A2016-07-21
JP2009087923A2009-04-23
JPS5852889U1983-04-09
Attorney, Agent or Firm:
HIBIYA Yukihiko et al. (The Stagio East 717, 19-31 Nishiaraisakaecho 1-chome, Adachi-k, Tokyo 43, 〒1230843, JP)
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