VALVE AND FLUID CONTROL DEVICE - MURATA MANUFACTURING CO

Title:

VALVE AND FLUID CONTROL DEVICE

Document Type and Number:

WIPO Patent Application WO/2015/174330

Kind Code:

A1

Abstract:

A fluid control device (100) is provided with a piezoelectric pump (10), a suction device (9), and a valve (101). The piezoelectric pump (10) has a gas suction hole (53) and a gas discharge hole (24). The suction device (9) has a container (90), a suction opening (91), and a connection opening (92). The valve (101) has a first gas passage hole (111), a second gas passage hole (112), a third gas passage hole (113), a first valve housing (191), a second valve housing (192), and a diaphragm (120). The first gas passage hole (111) of the valve (101) connects to the connection hole (92) of the suction device (9). The second gas passage hole (112) of the valve (101) connects to the suction hole (53) of the piezoelectric pump (10). The third gas passage hole (113) of the valve (101) is open to the atmosphere. The diaphragm (120) is gripped between the first valve housing (191) and the second valve housing (192) and constitute a first region and a second region.

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Inventors:

KURIHARA KIYOSHI (JP)
TAKEUCHI SUSUMU (JP)

Application Number:

PCT/JP2015/063256

Publication Date:

November 19, 2015

Filing Date:

May 08, 2015

Export Citation:

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Assignee:

MURATA MANUFACTURING CO (JP)

International Classes:

F16K7/17; A61G12/00; A61M1/06; A61M27/00

Domestic Patent References:

WO2010137578A1

2010-12-02

Foreign References:

JP5185475B2	2013-04-17
JPS63163157U	1988-10-25
JP2013074914A	2013-04-25
JPH11178915A	1999-07-06

Other References: