专利名称：Method of making shafts发明人：ENSSLE, GERHARD申请号：EP90112287.9申请日：19900627公开号：EP0405520A1公开日：19910102
专利附图：
摘要：The invention relates to a method of making preferably cylindrical, hollowstructural bodies, in particular shafts, which as a rule are used for irrigation or drainage,as an inspection part or for the installation of fittings, a water-tight plate (12) beingproduced at the works, which plate (12) is assembled together with a water-tight basic
body (14) likewise at the works. The basic body (14) is preferably provided with recesses(114) and/or openings, in the course of which, during assembly of these parts at theworks, a gap (16) which arises is grouted with material for joints resistant to tension andcompression, and a sealing gap (18) which arises is sealed off with a permanently elasticmaterial.
申请人：ENSSLE, HERTHA
地址：SPITALGASSE 1; D-8867 OETTINGEN,Spitalgasse 1 D-86732 Oettingen DE
国籍：DE
代理机构：Marx, Lothar, Dr.
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