Title:
SOLAR HEAT WATER-HEATER FACILITY
Document Type and Number:
Japanese Patent JP3692580
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a solar heat water heater facility which does not exceed hot water temperature in a solar heat water heater at 100°C even if the pressure of the heater is set to 1kg/cm2 or more and which makes it possible to prevent freezing of water in winter without winding a heater band with a long thermostat on a water supply tube and a hot water supply tube.
SOLUTION: A second communicating tube 22 for communicating a water supply tube 11 with a hot water supply tube 12 is provided at the position of lower site than a solar heat water heater 10, and a pump 23, a first warm water pressure valve 24, a heater 25 and a first flow switch 26 are provided at the tube 22. A second warm water pressure vale 27 is provided at the hot water outlet 10b of the heater 10. And, a temperature sensor 28 for detecting the hot water temperature in the heater 10 to control the operation of the pump 23 is inserted into the outlet 10b of the heater 10.
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Inventors:
Toshiharu Otani
Kiyoshi Ohashi
Shingo Minanda
Kiyoshi Ohashi
Shingo Minanda
Application Number:
JP31745895A
Publication Date:
September 07, 2005
Filing Date:
November 10, 1995
Export Citation:
Assignee:
Nippon Electric Glass Co., Ltd.
International Classes:
F24H1/00; F24D17/00; F24J2/40; F24S90/00; (IPC1-7): F24J2/42; F24D17/00; F24J2/40