Title:
CAPACITY CONTROL VALVE
Document Type and Number:
WIPO Patent Application WO/2019/159999
Kind Code:
A1
Abstract:
Provided is a capacity control valve having good responsiveness at startup and having good operation efficiency. The capacity control valve V comprises: valve housings 10, 16; a main valve body 51 having a main valve section 51a and opening and closing communication between a Pd port 12 and a Pc port 14 by using the drive force of a solenoid 80, said main valve section 51a being in contact with and separating from a main valve seat 10a; a pressure sensitive valve 53 that opens and closes using ambient pressure; and an intermediate communication path 55 capable of connecting the Pc port 14 and a Ps port 13, by the opening and closing of the pressure sensitive valve 53. The Pc port 14, a Ps port 15, and the Pd port 12 are provided in the valve housings 10, 16, together with a differential pressure valve 90 that is capable of opening and closing between the Pc port 14 and the Ps port 15 by using a differential pressure valve body 91 that moves by the operating force of an operating member 93 that operates using discharge pressure Pd from the Pd port 12.
More Like This:
Inventors:
HAYAMA MASAHIRO (JP)
OGAWA YOSHIHIRO (JP)
SHIRAFUJI KEIGO (JP)
FUKUDOME KOHEI (JP)
EJIMA TAKAHIRO (JP)
KURIHARA DAICHI (JP)
TAKAHASHI WATARU (JP)
OGAWA YOSHIHIRO (JP)
SHIRAFUJI KEIGO (JP)
FUKUDOME KOHEI (JP)
EJIMA TAKAHIRO (JP)
KURIHARA DAICHI (JP)
TAKAHASHI WATARU (JP)
Application Number:
PCT/JP2019/005200
Publication Date:
August 22, 2019
Filing Date:
February 14, 2019
Export Citation:
Assignee:
EAGLE IND CO LTD (JP)
International Classes:
F04B27/18; F16K17/30; F16K31/06
Domestic Patent References:
WO2014119594A1 | 2014-08-07 |
Foreign References:
JP2001073939A | 2001-03-21 | |||
JP2006052648A | 2006-02-23 | |||
JP4700048B2 | 2011-06-15 |
Other References:
See also references of EP 3754191A4
Attorney, Agent or Firm:
SHIGENOBU Kazuo et al. (JP)
Download PDF: