Title:
PARTICLE MEASURING DEVICE, PARTICLE SEPARATING AND MEASURING DEVICE, AND PARTICLE SEPARATING AND MEASURING APPARATUS
Document Type and Number:
WIPO Patent Application WO/2020/189572
Kind Code:
A1
Abstract:
This particle measuring device (3) has, in an upper surface, a first inflow port (23) into which a first fluid including particles to be measured flows, and includes a first flow passage (16) which is for measuring the particles and which is connected to the first inflow port (23), and a third flow passage (29) which is connected to an upstream side of a connecting portion of the first flow passage (16) and the first inflow port (23) and which has a smaller width than the first inflow port (23), wherein the first flow passage (16) includes a first planar surface portion (27) having a width that is greater than the width of the third flow passage (29) and the width of the first inflow port (23), a widening portion (16a) connected to a downstream side of the first planar surface portion (27), and a second planar surface portion (28) connected to a downstream side of the widening portion (16a).
Inventors:
YONETA MASASHI (JP)
MASUDA YUJI (JP)
MASUDA YUJI (JP)
Application Number:
PCT/JP2020/011217
Publication Date:
September 24, 2020
Filing Date:
March 13, 2020
Export Citation:
Assignee:
KYOCERA CORP (JP)
International Classes:
G01N15/14; B01J19/00; B03B5/00; B03B5/62; G01N21/03; G01N35/08; G01N37/00
Domestic Patent References:
WO2006054689A1 | 2006-05-26 | |||
WO2019151150A1 | 2019-08-08 | |||
WO2019116009A1 | 2019-06-20 |
Foreign References:
JP2005030906A | 2005-02-03 | |||
JP2007196219A | 2007-08-09 | |||
JP2002346355A | 2002-12-03 | |||
JP2011020022A | 2011-02-03 | |||
US20020113009A1 | 2002-08-22 | |||
JP2012076016A | 2012-04-19 |
Other References:
See also references of EP 3943913A4
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