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Title:
HEAT INSULATING TOOL FOR CYLINDER BORE WALL, INTERNAL COMBUSTION ENGINE, AND AUTOMOBILE
Document Type and Number:
Japanese Patent JP2015203312
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide an internal combustion engine of which a cylinder bore wall has a highly uniform wall temperature.SOLUTION: A heat insulating tool for the cylinder bore wall includes a rubber member for contacting the wall face on the single-side half side out of all wall faces on the cylinder bore side of the middle lower part of a grooved cooling water flow path, the rubber member having a contact-face-side shape along the wall face on the cylinder bore side of the middle lower part of the grooved cooling water flow path, a metal substrate member to which the rubber member is fixed, and elastic members attached to the metal substrate member for energizing the metal substrate member to push the rubber member against the wall face on the cylinder bore side of the middle lower part of the grooved cooling water flow path.

Inventors:
OKAWA SATOSHI
YAMADA SATORU
KURAUCHI TAKASHI
YAMASHITA SHINPEI
NISHIO KAZUAKI
FUJITA YOSHIFUMI
KAWASAKI YOSHIHIRO
Application Number:
JP2014081569A
Publication Date:
November 16, 2015
Filing Date:
April 11, 2014
Export Citation:
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Assignee:
NICHIAS CORP
TOYOTA MOTOR CORP
DAIHATSU MOTOR CO LTD
International Classes:
F02F1/14; F01P3/02
Domestic Patent References:
JP2012007479A2012-01-12
JP2005120949A2005-05-12
JP2012112245A2012-06-14
JP2012007478A2012-01-12
JPS63147544U1988-09-28
JP2008031939A2008-02-14
Foreign References:
EP0261506A21988-03-30
Attorney, Agent or Firm:
Kenji Akatsuka
Yasuo Fukuda
Yasuyuki Sakata



 
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