Title:
FLUID INJECTION DEVICE AND FLUID INJECTION SYSTEM
Document Type and Number:
Japanese Patent JP2020159333
Kind Code:
A
Abstract:
To provide a fluid injection device which can simplify a structure though the structure is for use in the injection of two kinds of fluids, and can suppress unintended valve-opening.SOLUTION: A fluid injection device 10 comprises a valve body 20 and a valve body 30. A first valve part 35a and a second valve part 35b are integrally displaced accompanied by a displacement of the valve body 30. The first valve part 35a separates from and is seated on a first valve seat 27a of the valve body 20. The second valve part 35b separates from and is seated on a second valve seat 27b of the valve body 20. The fluid injection device also comprises a slide seal part 40 for raising the pressure of light oil accompanied by a rise of the pressure of CNG when the valve body 30 is in a valve-closing state when a state that the first valve part 35a is seated on the first valve seat 27a, and the second valve part 35b is seated on the second valve seat 27b is set as the valve-closing state of the valve body 30.SELECTED DRAWING: Figure 2
Inventors:
MATSUMOTO SHUICHI
Application Number:
JP2019062255A
Publication Date:
October 01, 2020
Filing Date:
March 28, 2019
Export Citation:
Assignee:
DENSO CORP
International Classes:
F02M43/04; F02B43/00; F02M21/02; F02M45/08; F02M47/00; F02M51/06; F02M61/04; F02M61/10; F02M67/14
Domestic Patent References:
| JPS6123862A | 1986-02-01 | |||
| JPH02286866A | 1990-11-27 | |||
| JPH0216358A | 1990-01-19 | |||
| JPH05272422A | 1993-10-19 |
Foreign References:
| DE102015015518A1 | 2017-06-14 | |||
| US20100199948A1 | 2010-08-12 |
Attorney, Agent or Firm:
Toru Kamada
Takuma Tsuda
Takuma Tsuda