专利名称：Leakage survey instrument of drainpipehydrafresh>上海口译考试
发明人：吾妻 広士
2012韩国歌谣大赏
申请号：JP実願2002-7390(U2002-7390)
申请日：20021121
公开号：JP実用新案登録第3094192号(U3094192)U
公开日：
daytripper
20030606
专利内容由知识产权出版社提供july的音标
专利附图：
englishpod摘要：(57)< Abstract > < Topic > As for former leakage inspection modulo, bottom aperture of drainpipe alAfter stopping, it injects the water all the way on the inside of pipe and you inspect is with visualizationThe me, the abundant water was needed and time and time were required. Solutions As for this device, rubber make hollow body 8 for
广州培训机构排名榜alTo install manometer 18 in one end of hollow tube 17 for ku inspection, the other endIt constitutes as the airtight survey instrument aperture inside drainpipe 1.In air injection tube 12, at the time of air injection air only unidirectionally1st it can make pass, at the time of valve relea it can discharge the air to conver directionAir valve the ostium 15 which nds the air into 13 and hollow body 8 and,When pressure inside hollow body 8 becomes one fixed-command or more, inside drainpipe 1 the nulIt has the 2nd air valve 14 which lets escape the air. Becau of this hollow body8 without pressurizing be able to al the tube excessively, 2nd air valve 14The empty the air which is discharged is utilized even in airtight inspection. Furthermore prervationSecurely it can inspect airtightly making u of holding tool 16.
申请人：吾妻 広士
incursion
地址：神奈川県横浜市泉区和泉町2721-4
国籍：JP
clubfoot代理人：大沢 國雄
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