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Title:
VALVE DEVICE, AND DEVICE FOR MANUFACTURING VALVE DEVICE
Document Type and Number:
WIPO Patent Application WO/2016/170749
Kind Code:
A1
Abstract:
This valve device is provided with: a valve housing (20, 60, 91) having a hole (25, 63, 910) through which a fluid can pass, and a valve seat (26, 64, 911) formed around the hole; a cylindrical member (38, 93) which is fixed inside the valve housing or is formed integrally with the valve housing; a valve member (30, 70, 92) which is provided in such a way as to be able to reciprocate within the valve housing, and which opens or closes the hole by moving away from the valve seat or coming into contact with the valve seat; an urging member (28, 88, 94), a first end of which is in contact with the valve member, and which is capable of urging the valve member in a valve closing direction or a valve opening direction; an intermediate member (51, 56, 61, 66, 71, 76, 81, 86, 96) which is in contact with a second end of the urging member; and an adjusting member (40, 50, 95) which is press-fitted and fixed inside the cylindrical member in such a way as to come into contact with the intermediate member on the opposite side thereof to the urging member, has a communication passage (400, 500, 950) communicating between a side of the adjusting member on the opposite side to the hole and a side of the adjusting member closest to the hole, and is capable of adjusting the urging force of the urging member, with the interposition of the intermediate member, by means of the position of the adjusting member relative to the cylindrical member when the adjusting member is fixed in the cylindrical member.

Inventors:
MOCHIZUKI KOUICHI (JP)
ITOH EIJI (JP)
Application Number:
PCT/JP2016/001954
Publication Date:
October 27, 2016
Filing Date:
April 08, 2016
Export Citation:
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Assignee:
DENSO CORP (JP)
International Classes:
F02M51/06; F02M61/16
Foreign References:
JP2011069264A2011-04-07
JP2002523682A2002-07-30
US20100025501A12010-02-04
JP2839709B21998-12-16
JP2014062525A2014-04-10
Attorney, Agent or Firm:
KIN, Junhi (JP)
Gold Junki (JP)
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