Title:
PRESSURE CONTROL VALVE
Document Type and Number:
Japanese Patent JP2020002962
Kind Code:
A
Abstract:
To provide a pressure control valve capable of shortening booster dissolution time.SOLUTION: A pressure control valve 50 is equipped with an input chamber 73 in which target pressure is inputted; an output chamber 63 in which output pressure is controlled so as to balance with the pressure in the input chamber 73 by switching pressure supply and pressure relief; and a boosting chamber 81 which boosts the output pressure by being supplied boosting command pressure. Further, the pressure control valve 50 is equipped with an attenuation deterioration suppressing portion 84 which suppresses the deterioration of attenuation speed of the boosting command pressure when the supply of the boosting pressure command pressure is released.SELECTED DRAWING: Figure 2
Inventors:
ASANO YOSHIO
KASAMATSU MASAKI
KASAMATSU MASAKI
Application Number:
JP2018120105A
Publication Date:
January 09, 2020
Filing Date:
June 25, 2018
Export Citation:
Assignee:
NABTESCO CORP
International Classes:
F16K31/383; B60T15/36; G05D16/10
Domestic Patent References:
| JPH0355479Y2 | 1991-12-10 | |||
| JPH01104853U | 1989-07-14 | |||
| JPH0417413Y2 | 1992-04-17 |
Attorney, Agent or Firm:
Makoto Onda
Hironobu Onda
Hironobu Onda