Title:
VALVE CLOSING TYPE SOLENOID VALVE WITH NO CURRENT
Document Type and Number:
Japanese Patent JP2017062027
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To prevent a valve opening click sound occurring in a case where an armature collides with a polar core in electrification.SOLUTION: In a valve closing type solenoid valve 1 with no current, a polar core 2 is fixed and arranged, an armature 3 includes a valve sleeve 5 arranged so as to be displaceable in an axial direction, and in order to eliminate a valve closing element cooperating with the armature 3 into a valve seat, a compression spring 4 acts between the polar core 2 and the armature 3. The valve 1 is characterized in that between the polar core 2 and the armature 3, is formed means 11 of hydraulically buffering displacement of the armature 3.SELECTED DRAWING: Figure 2
Inventors:
AMBROSI MASSIMILIANO
EISENLAUER MICHAEL
EDGAR KURZ
NORBERT ALAZE
EISENLAUER MICHAEL
EDGAR KURZ
NORBERT ALAZE
Application Number:
JP2016143195A
Publication Date:
March 30, 2017
Filing Date:
July 21, 2016
Export Citation:
Assignee:
BOSCH GMBH ROBERT
International Classes:
F16K31/06
Domestic Patent References:
| JP2004183669A | 2004-07-02 | |||
| JP2011256951A | 2011-12-22 | |||
| JP2004019927A | 2004-01-22 | |||
| JP2003514708A | 2003-04-22 | |||
| JP2015533974A | 2015-11-26 | |||
| JP2013541457A | 2013-11-14 | |||
| JP2004518923A | 2004-06-24 |
Foreign References:
| US20140367597A1 | 2014-12-18 |
Attorney, Agent or Firm:
Oba Reiji
Hajime Takahashi
Hajime Takahashi