Title:
HOT WATER SUPPLY DEVICE
Document Type and Number:
WIPO Patent Application WO/2008/015843
Kind Code:
A1
Abstract:
A hot water supply device has a heating heat exchanger (31) having a water path
connected to a hot water storage tank (21) via a pipe path (P17) in which a first
pump (32) is installed and also having a heating water path connected to a warm
water heater via a pipe path (P18) in which a second pump (33) is installed; a heat
radiating heat exchanger (35) capable of mutual heat exchange between a heat
pump (HP) and an evaporator (17); and flow path switchover circuits (34, P20,
P21) for sending water, having been subjected to heat exchange and sent out of
the water path of the heating heat exchanger (31), into the heat radiating heat
exchanger (25) when the heat pump is being operated and heating is being performed
or when defrosting operation is being made and heating operation is being performed.
Inventors:
KAMIOKA HIDEYASU (JP)
Application Number:
PCT/JP2007/061802
Publication Date:
February 07, 2008
Filing Date:
June 12, 2007
Export Citation:
Assignee:
SANDEN CORP (JP)
KAMIOKA HIDEYASU (JP)
KAMIOKA HIDEYASU (JP)
International Classes:
F24H1/00; F24D3/18; F24H1/18; F25B47/02
Foreign References:
JP2005233444A | 2005-09-02 | |||
JPH0953846A | 1997-02-25 | |||
JP2002228258A | 2002-08-14 | |||
JP2004211986A | 2004-07-29 |
Other References:
See also references of EP 2048451A4
Attorney, Agent or Firm:
YOSHIDA, Kiyotaka (15-10 Toranomon 1-chome, Minato-ku Tokyo 01, JP)
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