Title:
SOLENOID VALVE
Document Type and Number:
Japanese Patent JP2020012522
Kind Code:
A
Abstract:
To provide a solenoid valve capable of increasing suction force of the solenoid valve effectively.SOLUTION: On a base end side (suction element 21 side) and a tip end side (plunger 23 side) in the gap formed between a bobbin 90 in a coil device 9 and an SUS pipe 20 in a solenoid valve body 5, an upper side magnetic pole 80 and a lower side magnetic pole 85, which are magnetic materials, are arranged with a cavity therebetween. Also, an axial distance (a) of the lower end part of the upper side magnetic pole 80 to the upper end part of the plunger 23 and an axial distance (b) of the upper end part of the lower side magnetic pole 85 to the lower end part (of the bobbin 90) of the coil device 9 are defined properly.SELECTED DRAWING: Figure 1
Inventors:
SUGIURA TADASHI
KIBUNE HITOSHI
KIBUNE HITOSHI
Application Number:
JP2018135466A
Publication Date:
January 23, 2020
Filing Date:
July 19, 2018
Export Citation:
Assignee:
FUJI KOKI KK
International Classes:
F16K31/06; H01F7/16
Domestic Patent References:
| JP2010114151A | 2010-05-20 | |||
| JPS5712708U | 1982-01-22 | |||
| JPH0917630A | 1997-01-17 | |||
| JP2016100517A | 2016-05-30 |
Attorney, Agent or Firm:
Hiraki International Patent Office