Title:
PHYSICAL QUANTITY DETECTION DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/250871
Kind Code:
A1
Abstract:
The present invention prevents water from clogging an introduction hole to a humidity sensor. A stepped shape is formed in which the thickness of the tip-end side of a housing is reduced, and the introduction hole to the humidity sensor is formed on the bottom level side of the stepped shape.
Inventors:
GORAI NOBUAKI (JP)
UENODAN AKIRA (JP)
SAITO NAOKI (JP)
MIKI TAKAHIRO (JP)
UENODAN AKIRA (JP)
SAITO NAOKI (JP)
MIKI TAKAHIRO (JP)
Application Number:
PCT/JP2020/022622
Publication Date:
December 17, 2020
Filing Date:
June 09, 2020
Export Citation:
Assignee:
HITACHI AUTOMOTIVE SYSTEMS LTD (JP)
International Classes:
G01F1/684; G01M15/02
Domestic Patent References:
| WO2015068569A1 | 2015-05-14 |
Foreign References:
| JP2017083323A | 2017-05-18 | |||
| JP2015219111A | 2015-12-07 | |||
| JP2015004609A | 2015-01-08 |
Attorney, Agent or Firm:
TODA Yuji (JP)
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