公开(公告)号：EP2664561A1

公开(公告)日：2013-11-20

申请号：EP12734557.7

申请日：2012-01-12

申请人： Nippon Steel & Sumitomo Metal Corporation

发明人： DAIGO Kuniharu ,  SENDA Toshio ,  MATSUNAE Akifumi

IPC分类号： B65D88/34

CPC分类号： B65D88/34 ,  B65D88/50 ,  B65D90/22

摘要： A floating body which is accommodated in a float chamber of a floating roof of a floating roof-type tank includes a main body made of a metal in which an opening is formed in at least one location and which has an internal space, and a lid made of a metal which covers the opening and has an edge portion attached to the opening by a seaming. Between the opening and the edge portion, a first gap which allows a communication between an external space and the internal space of the main body, and permits a movement of an approach and separation between the main body and the lid is provided, and a first contact portion which blocks the first gap when the lid is closest to the main body is provided.

摘要翻译： 容纳在浮顶式水箱的浮顶的浮体室中的浮体包括：由金属制成的主体，其中在至少一个位置处形成有开口并且具有内部空间;以及盖子 由覆盖开口的金属制成并具有通过接缝附接到开口的边缘部分。 在开口与边缘部之间设置有第一间隙，该第一间隙允许外部空间与主体的内部空间之间的连通，并且允许主体与盖之间的接近和分离的移动，并且第一间隙 提供了当盖子最靠近主体时阻挡第一间隙的接触部分。