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Title:
HOT WATER/COLD WATER MIXING DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/059598
Kind Code:
A1
Abstract:
The present invention provides a hot water/cold water mixing device capable of performing stable temperature control. A hot water/cold water mixing device (10) is provided with a cold water feed pipe (1C), a hot water feed pipe (1H), a mixing pipe (1M), flow rate adjustment valves (4C, 4H), temperature sensors (3C, 3H), flow rate sensors (5C, 5H), a setting unit (70), and a control unit (80). The control unit (80) calculates and updates a target flow rate of one of the flow rate adjustment valve (4C) of a cold water feed channel and the flow rate adjustment valve (4H) of a hot water feed channel on the basis of the flow rate of the other, and controls the other with the updated target flow rate of the one as a reference.

Inventors:
MIZUNO TAKAYUKI (JP)
OZEKI KENJI (JP)
KAMATA AZUMI (JP)
NAGATA MASAAKI (JP)
Application Number:
JP2020/022153
Publication Date:
April 01, 2021
Filing Date:
June 04, 2020
Export Citation:
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Assignee:
LIXIL CORP (JP)
International Classes:
G05D23/00; E03C1/044; F24D17/00; G05D11/16; G05D23/19
Attorney, Agent or Firm:
GRANDOM PATENT LAW FIRM (4-1 Sakae 2-chome, Naka-ku, Nagoya-sh, Aichi 08, JP)
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