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Patent Searching and Data


Title:
VALVE DEVICE AND STORAGE WATER HEATER
Document Type and Number:
WIPO Patent Application WO/2018/131070
Kind Code:
A1
Abstract:
This valve device (1) comprises; a housing (2); an inlet port (4); an outlet port (5); a first chamber (9) which is formed inside the housing (2) and is in fluid communication with the inlet port (4); a second chamber (10) which is formed inside the housing (2) and is in fluid communication with the outlet port (5); and an escape valve mechanism (11) which discharges the fluid in the first chamber (9) to the interior of the second chamber (10) when the pressure in the first chamber (9) exceeds a first pressure. At least a portion of the escape valve mechanism (11) is located inside the second chamber (10). This valve device (1) has an air passage (21) which allows the air outside the housing (2) to flow into the second chamber (10) without passing through the outlet port (5) when the pressure in the second chamber (10) is equal to atmospheric pressure.

Inventors:
MURAKI, Tomohiko (7-3 Marunouchi 2-chome, Chiyoda-k, Tokyo 10, 〒1008310, JP)
SUTO, Masayuki (7-3 Marunouchi 2-chome, Chiyoda-k, Tokyo 10, 〒1008310, JP)
Application Number:
JP2017/000471
Publication Date:
July 19, 2018
Filing Date:
January 10, 2017
Export Citation:
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Assignee:
MITSUBISHI ELECTRIC CORPORATION (7-3 Marunouchi 2-chome, Chiyoda-ku Tokyo, 10, 〒1008310, JP)
International Classes:
F16K17/04; F24H1/18
Foreign References:
JP2011220471A2011-11-04
JP2014001759A2014-01-09
Attorney, Agent or Firm:
TAKADA, Mamoru et al. (Takada, Takahashi & Partners Konwa Bldg. 7F, 12-22 Tsukiji 1-chome, Chuo-k, Tokyo 45, 〒1040045, JP)
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