Title:
PHYSICAL QUANTITY MEASUREMENT DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/171837
Kind Code:
A1
Abstract:
Provided is a physical quantity measurement device using a printed circuit board, in which the breakage of the wiring of the printed circuit board is suppressed. The present invention comprises: a flange 110 for fixing to a main passage; a housing 101 provided so as to project from the flange 110 in the inward direction of the main passage; and a printed circuit board 140 fixed to said housing 101 and having a measuring element that measures a physical quantity mounted thereupon. The wiring of the printed circuit board 140 has a plurality of protrusions and recesses formed in one direction on the surface, and is positioned such that the direction of formation of said protrusions and recesses extends in the direction of projection of the housing 101 towards the inward direction of the main passage.
Inventors:
ISHITSUKA NORIO (JP)
YOGO TAKAYUKI (JP)
YOGO TAKAYUKI (JP)
Application Number:
PCT/JP2019/003291
Publication Date:
September 12, 2019
Filing Date:
January 31, 2019
Export Citation:
Assignee:
HITACHI AUTOMOTIVE SYSTEMS LTD (JP)
International Classes:
G01F1/684; G01K13/02; G01L19/14; G01N27/00
Domestic Patent References:
| WO2017056694A1 | 2017-04-06 |
Attorney, Agent or Firm:
TODA Yuji (JP)
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