Title:
DRAIN TRAP
Document Type and Number:
Japanese Patent JP2015055137
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To smoothly perform drainage by suppressing a clogging of a foreign matter inflow prevention member while suppressing inflow of foreign matter into a drain pipe.SOLUTION: A drain trap 20 includes: a seal water channel part 22 in which seal water is stored; a high water level channel part 30 that continues from a downstream end of the seal water channel part 22 and that forms a drain channel to a downstream side from a maximum water level arrival part 32P for the seal water; and a foreign matter inflow prevention member 40 that is arranged in a section from a lowermost part 26B of the seal water channel part 22 to the maximum water level arrival part 32P of the high water level channel part 30 and that is attached in such a manner that an upstream-side surface is directed downward.
Inventors:
MARUYAMA HIDEYUKI
Application Number:
JP2013190696A
Publication Date:
March 23, 2015
Filing Date:
September 13, 2013
Export Citation:
Assignee:
BRIDGESTONE CORP
International Classes:
E03C1/282; E03C1/284
Domestic Patent References:
| JPH0559758A | 1993-03-09 | |||
| JPS1018378Y1 | ||||
| JPH0559756A | 1993-03-09 | |||
| JPH0559758A | 1993-03-09 |
Foreign References:
| US20040040597A1 | 2004-03-04 | |||
| US4250037A | 1981-02-10 | |||
| US20110145989A1 | 2011-06-23 |
Attorney, Agent or Firm:
Nakajima 淳
Kato Kazu -- full
Hiroshi Fukuda
Kato Kazu -- full
Hiroshi Fukuda