公开(公告)号：US20170198833A1

公开(公告)日：2017-07-13

申请号：US15472404

申请日：2017-03-29

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： MAKI HIRAOKA ,  MITSUOKI HISHIDA ,  AKIHISA YAMADA ,  TOSINORI YAMANAKA ,  TOSHINOBU MATSUNO

IPC: F16K99/00 ,  B01L3/00

CPC classification number: F16K99/0057 ,  B01L3/502738 ,  B01L2300/0874 ,  B01L2300/0883 ,  B01L2400/0481 ,  B01L2400/0616 ,  F04B43/043 ,  F16K99/0023 ,  F16K2099/0084

Abstract: A micro check valve apparatus connected to a microchannel device includes: a substrate; a chamber that is positioned inside the substrate and has an upper surface having a projection, and a tapered part positioned at a lower part of the chamber; a micro discharging channel connected to a side surface of the chamber; a micro introducing channel connected to the tapered part of the chamber; and a spherical valve positioned on the tapered part.