Title:
OVERFLOW DEVICE FOR WATER TANK
Document Type and Number:
WIPO Patent Application WO/2007/108146
Kind Code:
A1
Abstract:
Provided is an overflow device for a water tank, which can be prevented from receiving
a baneful influence by the suction noise of an overflow pipe. The overflow device
comprises a water storage part (52) storing the water (W) in the water tank, the
overflow pipe (54) installed upright in the water storage part (52). The lower
end opening of the overflow pipe (54) is opened to the bottom wall lower side of
the water storage part (52) so that the water (W) stored in the water storage part
(52) flows into the pipe (54) from the upper end opening therein and flows out from
the lower end opening. The overflow device further includes a sound isolating
cover (47) installed in the water storage part (52) and closing the entire area
of the overflow pipe (54) above the water.
Inventors:
ARITA RYUZO (JP)
TOMINAGA KAZUTOSHI (JP)
TOMINAGA KAZUTOSHI (JP)
Application Number:
PCT/JP2006/317084
Publication Date:
September 27, 2007
Filing Date:
August 30, 2006
Export Citation:
Assignee:
TOMINAGA JYUSHI KOGYOSHO KK (JP)
ARITA RYUZO (JP)
TOMINAGA KAZUTOSHI (JP)
ARITA RYUZO (JP)
TOMINAGA KAZUTOSHI (JP)
International Classes:
A01K63/04; B01D35/027; C02F1/24; C02F1/40; C02F3/30
Foreign References:
JP3022824U | 1996-04-02 | |||
JP3018619U | 1995-11-28 | |||
JPH0318619A | 1991-01-28 | |||
JP2006079517A | 2006-03-23 |
Other References:
See also references of EP 1997371A4
Attorney, Agent or Firm:
SHIMIZU, Hisayoshi et al. (4-26 Minamisemba 3-chome, Chuo-k, Osaka-shi Osaka 81, JP)
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