Title:
COMBUSTION DEVICE
Document Type and Number:
WIPO Patent Application WO/2017/110020
Kind Code:
A1
Abstract:
[Problem] To provide a combustion device provided with a burner 1, a combustion housing 2 which is provided to the lower side of the burner, and which has an integrated heat exchanger, and a water jacket which is provided to the combustion housing, and which is connected to the downstream side of the heat exchanger, wherein: the water jacket is formed such that an inflow jacket part 6in provided to a side plate 24 of the combustion housing at one side in the transverse direction, and an outflow jacket part 6out provided with a tap hole 61 are connected via jacket parts provided to one side plate of the combustion housing in the front-rear direction, the side plate at the other side in the transverse direction, and the other side plate in the front-rear direction; an extended jacket part 64 is provided which extends in the front-rear direction from an upper part of the outflow jacket part towards the inflow jacket part; and the accumulation of air bubbles in the extended jacket part can be inhibited. [Solution] The extended jacket part 64 is formed such that the cross-sectional centre O1 of a tip portion thereof is positioned below the cross-sectional centre O2 of the tap hole 61.
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Inventors:
ONO TAKAHIRO (JP)
Application Number:
PCT/JP2016/004449
Publication Date:
June 29, 2017
Filing Date:
October 03, 2016
Export Citation:
Assignee:
RINNAI KK (JP)
International Classes:
F23M5/08; F23D14/78; F24H1/14; F24H9/00
Foreign References:
| JP2004278983A | 2004-10-07 | |||
| JP2004347230A | 2004-12-09 | |||
| JPS63168757U | 1988-11-02 | |||
| JPH10267414A | 1998-10-09 | |||
| JPS57190335U | 1982-12-02 |
Attorney, Agent or Firm:
SEIGA PATENT AND TRADEMARK CORPORATION (JP)
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