Title:
FLOW RATE MEASUREMENT DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/250870
Kind Code:
A1
Abstract:
The objective of the present invention is to improve the measuring accuracy of a flow rate measuring device. This flow rate measuring device is provided with: a first void formed by one surface of a supporting body and one surface of a circuit board; a second void formed by a surface of the circuit board on the opposite side to said one surface, and a housing; and a third void formed by a surface of the supporting body on the opposite side to said one surface, and a cover.
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Inventors:
UENODAN AKIRA (JP)
GORAI NOBUAKI (JP)
HIROHATA SHIGETO (JP)
SAITO NAOKI (JP)
MIKI TAKAHIRO (JP)
GORAI NOBUAKI (JP)
HIROHATA SHIGETO (JP)
SAITO NAOKI (JP)
MIKI TAKAHIRO (JP)
Application Number:
PCT/JP2020/022621
Publication Date:
December 17, 2020
Filing Date:
June 09, 2020
Export Citation:
Assignee:
HITACHI AUTOMOTIVE SYSTEMS LTD (JP)
International Classes:
G01F1/684
Domestic Patent References:
| WO2019049513A1 | 2019-03-14 |
Foreign References:
| JP2002168669A | 2002-06-14 |
Attorney, Agent or Firm:
TODA Yuji (JP)
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