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MAN-HOLE

发布时间：2023-03-07 16:25:14 来源：文档文库

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MAN-HOLE
申请(专利号：
JP19930008209专利号：JPH06220907A主分类号：E03F5/10申请权利人：
SEKISUICHEMCOLTD公开国代码：JP优先权国家：JP摘要：
PURPOSE:Toreducethecostbyformingaswellingsectioninthecircumferentialwallofasyntheticresinpipe,andprovidingarisingsectioninterlockingasyntheticresinpipewithanopeningtoamainpipehavinganopeningwithapipeaxialsizelargerthanapipeapertureontheuppersurfacethereof.;CONSTITUTION:Aman-holeisconstitutedofaman-holebody1,arisingpipe2andalid3,andtheman-holebody1isconstitutedofamainpipe11andarisingsection12.Afterthat,themainpipe11isformedofthermoplasticresin,asocket11aisformedinoneendthereof,aring-shapedslot11cprovidingarubberring11bismounted,aswellingsection11disformedonthecircumferentialwall,andanopening11ehavingapipeaxialsizeLlargerthanapipeapertureRisformedontheuppersurface.Then,therisingsection12isformedofthermoplasticresin,andaspigotisprovidedtooneendoftherisingsectionandisboundandconnectedtothecircumferentialedgeoftheopening11e.Asocket12bisformedintheshape申请日：1993-01-21公开公告日：
1994-08-09分类号：
E03F5/10发明设计人：
YOSHINOYUTAKA;YAMADAYONEKAZU申请国代码：
JP优先权：
19930121JP820993摘要附图：

largerthanthespigotintheotherendoftherisingsection12,andthering-shapedslot12dhavingtherubberringisformed.Accordingtotheconstitution,therestrictiononacleanerinsertedintoapipelinecanbeminimized.;COPYRIGHT:(C1994,JPO&Japio主权项：
【請求項1】合成樹脂管の周壁に上面が平らな膨出部を形成すると共に、その膨出部の上面に管軸方向の寸法が管口径よりも大きい開口部を形成した形状の本管と、端部が前記開口部に対応した形状の合成樹脂管を前記

权利要求说明书
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