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 (JP)
OZAWA KIMITAKE (JP)
OZAWA KIMITAKE (JP)
Application Number:
PCT/JP2018/016241
Publication Date:
November 01, 2018
Filing Date:
April 20, 2018
Export Citation:
Assignee:
ISUZU MOTORS LTD (JP)
International Classes:
F02P13/00
Foreign References:
| JP2016130485A | 2016-07-21 | |||
| JP2009087923A | 2009-04-23 | |||
| JPS5852889U | 1983-04-09 |
Attorney, Agent or Firm:
HIBIYA Yukihiko et al. (JP)
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