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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.

Inventors:
HAYAMA Masahiro (C/O Eagle Industry Co. Ltd, 1-12-15, Shiba-Daimon, Minato-k, Tokyo 87, 〒1058587, JP)
OGAWA Yoshihiro (C/O Eagle Industry Co. Ltd, 1-12-15, Shiba-Daimon, Minato-k, Tokyo 87, 〒1058587, JP)
SHIRAFUJI Keigo (C/O Eagle Industry Co. Ltd, 1-12-15, Shiba-Daimon, Minato-k, Tokyo 87, 〒1058587, JP)
FUKUDOME Kohei (C/O Eagle Industry Co. Ltd, 1-12-15, Shiba-Daimon, Minato-k, Tokyo 87, 〒1058587, JP)
EJIMA Takahiro (C/O Eagle Industry Co. Ltd, 1-12-15, Shiba-Daimon, Minato-k, Tokyo 87, 〒1058587, JP)
KURIHARA Daichi (C/O Eagle Industry Co. Ltd, 1-12-15, Shiba-Daimon, Minato-k, Tokyo 87, 〒1058587, JP)
TAKAHASHI Wataru (C/O Eagle Industry Co. Ltd, 1-12-15, Shiba-Daimon, Minato-k, Tokyo 87, 〒1058587, JP)
Application Number:
JP2019/005200
Publication Date:
August 22, 2019
Filing Date:
February 14, 2019
Export Citation:
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Assignee:
EAGLE INDUSTRY CO., LTD. (1-12-15, Shiba-Daimon Minato-k, Tokyo 87, 〒1058587, JP)
International Classes:
F04B27/18; F16K17/30; F16K31/06
Domestic Patent References:
WO2014119594A12014-08-07
Foreign References:
JP2001073939A2001-03-21
JP2006052648A2006-02-23
Attorney, Agent or Firm:
SHIGENOBU Kazuo et al. (19F Garden Court, 4-1 Kioi-cho, Chiyoda-k, Tokyo 78, 〒1028578, JP)
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