Title:
LIQUID LEVEL DETECTION DEVICE, ACCUMULATOR, AND AIR CONDITIONER
Document Type and Number:
WIPO Patent Application WO/2019/065242
Kind Code:
A1
Abstract:
A liquid level detection device that detects the liquid level of a liquid that is in a container. The liquid level detection device comprises: a heater that heats the container; a plurality of temperature sensors that are provided at different heights on the container and detect the surface temperature of the container; and a control device that, on the basis of the surface temperature of the container as detected by the plurality of temperature sensors when the heater has been made to heat, detects the liquid level of the liquid that is in the container.
Inventors:
ASANUMA HIROAKI (JP)
OKANO HIROYUKI (JP)
OKOCHI KAZUKI (JP)
MARUYAMA HIROKI (JP)
OKANO HIROYUKI (JP)
OKOCHI KAZUKI (JP)
MARUYAMA HIROKI (JP)
Application Number:
PCT/JP2018/033805
Publication Date:
April 04, 2019
Filing Date:
September 12, 2018
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
G01F23/22; F25B43/00
Domestic Patent References:
| WO2014136187A1 | 2014-09-12 |
Foreign References:
| JP2013096772A | 2013-05-20 | |||
| JP2001349765A | 2001-12-21 | |||
| JPS54148965U | 1979-10-17 | |||
| US20160209259A1 | 2016-07-21 | |||
| JPS63169460A | 1988-07-13 |
Attorney, Agent or Firm:
KISA PATENT & TRADEMARK FIRM (JP)
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