Title:
筒内圧センサ付き燃料噴射弁
Document Type and Number:
Japanese Patent JP5819220
Kind Code:
B2
Abstract:
A fuel injection valve equipped with an in-cylinder pressure sensor is provided, in which the fuel injection valve is fitted into an injection valve mounting hole provided in an engine, the in-cylinder pressure sensor is attached to a valve housing part of the fuel injection valve, the in-cylinder pressure sensor having a front end facing the combustion chamber and detecting a pressure of the combustion chamber, and a signal transmission device is connected to the in-cylinder pressure sensor, the signal transmission device transmitting an output signal thereof to an outside. The signal transmission device is disposed on the valve housing part and covered together with a part of the valve housing part by an insulating layer. In such arrangement, the signal transmission device is protected by the insulating layer, and a contact between the signal transmission device and an inner face of the injection valve mounting hole is prevented.
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Inventors:
Mt. Sato
Yuki Kojima
Nakamura
Yuki Kojima
Nakamura
Application Number:
JP2012043886A
Publication Date:
November 18, 2015
Filing Date:
February 29, 2012
Export Citation:
Assignee:
Keihin Co., Ltd.
International Classes:
F02M61/14; F02M51/06
Domestic Patent References:
| JP953483A | ||||
| JP2009536995A |
Foreign References:
| WO2012115036A1 | ||||
| US20070039592 |
Attorney, Agent or Firm:
Ken Ochiai
Kazuaki Niki
Nude Shima Shinji
Kazuaki Niki
Nude Shima Shinji