Title:
HOT WATER SUPPLY DEVICE
Document Type and Number:
Japanese Patent JP2010078189
Kind Code:
A
Abstract:
To provide a hot water supply device capable of simplifying water supply/draining work of a hot water storage tank, and reducing work burden.
This hot water supply device 100 has the hot water storage tank 2. An air vent pipe 21 communicating the inside of the hot water storage tank 2 and an external space is disposed at an upper section of the hot water storage tank 2. The air vent pipe 21 is provided with an automatic air vent valve 12 switched to an opened state until the hot water storage tank 2 is fully filled with the water, and to a closed state when the hot water storage tank 2 is full. A control device controls a drain valve 13 from a closed state to an opened state when a draining command is input by a draining switch 10.
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Inventors:
HAGIWARA NORIHIKO
KUSAKARI KAZUTOSHI
KOBAYASHI KAZUYUKI
UJIIE KAYAKO
HASHIGUCHI TAKASHI
KUBO HIROYUKI
KUSAKARI KAZUTOSHI
KOBAYASHI KAZUYUKI
UJIIE KAYAKO
HASHIGUCHI TAKASHI
KUBO HIROYUKI
Application Number:
JP2008244843A
Publication Date:
April 08, 2010
Filing Date:
September 24, 2008
Export Citation:
Assignee:
DENSO CORP
TOKYO ELECTRIC POWER CO
TOKYO ELECTRIC POWER CO
International Classes:
F24H1/18; F24H1/20; F24H9/16
Domestic Patent References:
| JPH02176351A | 1990-07-09 | |||
| JPH0445349A | 1992-02-14 | |||
| JPH0566062A | 1993-03-19 | |||
| JP2008107002A | 2008-05-08 | |||
| JPH06174306A | 1994-06-24 | |||
| JP2000337708A | 2000-12-08 | |||
| JPH03117853A | 1991-05-20 | |||
| JP2007064581A | 2007-03-15 |
Attorney, Agent or Firm:
Kazuyuki Yahagi
Taihei Nonobe
Taihei Nonobe
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