CAPACITY CONTROL VALVE - EAGLE IND CO LTD

Title:

CAPACITY CONTROL VALVE

Document Type and Number:

WIPO Patent Application WO/2019/159998

Kind Code:

A1

Abstract:

Provided is a capacity control valve having good operation efficiency. The capacity control valve V comprises: a valve housing 10; 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 first Ps port 13, by the opening and closing of the pressure sensitive valve 53. The Pc port 14 and a second Ps port 15 are provided in the valve housing 10. Also provided is a differential pressure valve 90 that is capable of opening and closing between the Pc port 14 and the second Ps port 15 and between the Pc port 14 and a pressure sensitive chamber 40, by using a differential pressure valve body 91 that moves by pressure.

Inventors:

HAYAMA MASAHIRO (JP)
OGAWA YOSHIHIRO (JP)
SHIRAFUJI KEIGO (JP)
FUKUDOME KOHEI (JP)
EJIMA TAKAHIRO (JP)
KURIHARA DAICHI (JP)
TAKAHASHI WATARU (JP)

Application Number:

PCT/JP2019/005199

Publication Date:

August 22, 2019

Filing Date:

February 14, 2019

Export Citation:

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Assignee:

EAGLE IND CO LTD (JP)

International Classes:

F04B27/18; F16K17/30; F16K31/06

Domestic Patent References:

WO2014119594A1

2014-08-07

Foreign References:

JP2014190247A	2014-10-06
JP2006052648A	2006-02-23
JP4700048B2	2011-06-15

Other References: