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公开(公告)号：US20220082421A1
公开(公告)日：2022-03-17
申请号：US17423946
申请日：2020-01-21
Applicant: Hitachi Astemo, Ltd.
Inventor： Masatoshi OGATA , Norio ISHITSUKA , Takahiro MIKI , Akira UENODAN , Takayuki YOGO
Abstract: An object is to improve measurement accuracy of a thermal air flow meter. A flow-rate measuring device comprising: a sensor assembly having a flow-rate detecting element; a circuit board on which the sensor assembly is mounted; and a housing on which the circuit board is mounted, wherein the sensor assembly is mounted on the circuit board such that a detection portion side of the flow-rate detecting element is closer to the housing, and the sensor assembly includes a contact portion in contact with the housing on the detection portion side.
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