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SAE 2000 World Congress | 2000

Development of a New Injector in Gasoline Direct Injection System

Shinji Ueda; Yukio Mori; Eiji Iwanari; Yoshitomo Oguma; Yousuke Minoura

The required fuel spray characteristics, controlled fuel pressure, and injector installation configurations in gasoline direct injection differ among manufacturers. As a result, there are currently a variety of injector types and configurations being proposed by many different component manufacturers. This paper proposes a new injector design that both enables high fuel pressure operation by utilizing a highly efficient electromagnetic valve using a composite magnetic material for the injector actuator, and increases manufacturing productivity while also meeting the requirements of each engine manufacturer by simplifying the construction of the injector.


Archive | 1998

Fuel injection valve and its manufacturing method

Masaki Akutagawa; Eiji Iwanari; Yukio Sawada; Hideto Takeda


Archive | 1997

Fuel injection valve and method of manufacturing the same

Hideto Takeda; Satoshi Sugiyama; Haruo Suzuki; Masaki Funahashi; Yoshihiro Tanimura; Eiji Iwanari


Archive | 2007

Fuel feed apparatus

Kenichi Tomomatsu; Tadashi Hazama; Eiji Iwanari; Ryuji Igarashi; Katsuhisa Yamada


Archive | 2004

Motor, fuel pump, commutator, and method for manufacturing a commutator

Kiyonori Moroto; Motoya Ito; Kenzo Kiyos; Eiji Iwanari; Masayuki Kobayashi


Archive | 2003

Fuel pump for high torque in compact structure

Kiyonori Moroto; Motoya Ito; Eiji Iwanari


Archive | 2002

Impeller and turbine type fuel pump

Katsuhiko Kusagaya; Yoshihiko Ito; Motoya Ito; Yukio Mori; Masatoshi Takagi; Koji Maruyama; Eiji Iwanari


Archive | 2003

Motor, fuel pump, commutator, and manufacturing process of commutator

Motoya Ito; Eiji Iwanari; Kenzo Kiyose; Masayuki Kobayashi; Kiyonori Moroto; 元也 伊藤; 正幸 小林; 栄二 岩成; 顕三 清瀬; 清規 諸戸


Archive | 2004

Fuel pump having electric motor integrally contained in single housing

Masayuki Kobayashi; Eiji Iwanari


Archive | 2003

Fuel pump to be installed inside fuel tank

Eiji Iwanari

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