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公开(公告)号:US6044599A
公开(公告)日:2000-04-04
申请号:US905555
申请日:1997-08-04
申请人: Walter Wachenfeld
发明人: Walter Wachenfeld
IPC分类号: E04F11/032 , E04F11/116
CPC分类号: E04F11/032 , Y10T403/56 , Y10T403/5746
摘要: The circular staircase has individual steps made of stone, and in particular natural stone, mounted on a central newel. The steps each have a reinforcing member with one end that is joined to the newel and he other end that has a prestressing element against a step.
摘要翻译: 圆形楼梯具有由石头,特别是天然石材制成的单独步骤,安装在中央的底板上。 这些台阶各具有一个加强件,一个加强件与一个接头连接在一起,而另一个端部则具有一个抵抗台阶的预应力元件。