Title:
WATER-LEVEL/TEMPERATURE MEASUREMENT DEVICE
Document Type and Number:
WIPO Patent Application WO/2018/051531
Kind Code:
A1
Abstract:
This water-level/temperature measurement device 1 comprises: a long, narrow rod-shaped housing 2 formed by a synthetic resin; and a long-length sensor unit 3 that is incorporated inside the housing 2. An upper-portion side of the sensor unit 3 is provided with a water-level sensor 32 that measures the water level of a paddy field 50, and a lower-portion side is provided with a first temperature sensor 34 and a second temperature sensor 35 that measure the temperature of mud 52.
Inventors:
USUI YUTAKA (JP)
SUGIYAMA KOICHI (JP)
SAKURAI SHOJI (JP)
MOMOTA AKITAKA (JP)
SUGIYAMA KOICHI (JP)
SAKURAI SHOJI (JP)
MOMOTA AKITAKA (JP)
Application Number:
PCT/JP2017/005956
Publication Date:
March 22, 2018
Filing Date:
February 17, 2017
Export Citation:
Assignee:
ALPS ELECTRIC CO LTD (JP)
International Classes:
G01K1/14; G01D21/02; G01F23/00; G01K13/10
Foreign References:
| JPH09297043A | 1997-11-18 | |||
| JPH07253349A | 1995-10-03 | |||
| JPH11108766A | 1999-04-23 | |||
| JP2015114319A | 2015-06-22 | |||
| JPH10132642A | 1998-05-22 |
Attorney, Agent or Firm:
MATSUSHITA, Masahiro (JP)
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