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Title:
内燃機関用のピストン及びピストンの製造のための方法
Document Type and Number:
Japanese Patent JP2009520139
Kind Code:
A
Abstract:
An automotive fuel-injected engine has pistons with a detent-profiled top surface and inner rim. The profile is a half-dumbbell with a raised center section terminating below the piston top surface, and forming an undercut cavity at two opposite outer extremes. The profile has only rounded or straight surfaces. Further claimed is a process for manufacture of a commensurate piston.

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Inventors:
Alexander Gresley
Thomas Hoho
Application Number:
JP2008544756A
Publication Date:
May 21, 2009
Filing Date:
December 14, 2006
Export Citation:
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Assignee:
MAHLE International GmbH
International Classes:
F02F3/26; F16J1/02
Domestic Patent References:
JPS62282114A1987-12-08
JPH10184451A1998-07-14
JPS6360761U1988-04-22
JPS5927141U1984-02-20
Foreign References:
EP0261538B11991-08-21
Attorney, Agent or Firm:
Toshio Yano
Toshiomi Yamazaki
Takuya Kuno
Hiroshi Sugimoto
Kimihiro Hoshi
Hiroyasu Ninomiya
Einzel Felix-Reinhard
Reinhard Einsel



 
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