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公开(公告)号:US3975107A
公开(公告)日:1976-08-17
申请号:US554459
申请日:1975-03-03
CPC分类号: E01B9/30 , F16B9/00 , Y10T403/478
摘要: An anchorage stud or bolt designed to be welded to a base metal surface, the end of the stud being formed with a small conical projection surrounded by an annular groove to fit in a conical depression with a crater lip formed in the base surface. The surrounding lower edge of the stud has an undercut to receive weld metal by which the stud is anchored to the base surface.
摘要翻译: 一种被设计成焊接到贱金属表面的锚固螺栓或螺栓,螺柱的端部形成有由环形凹槽围绕的小的圆锥形突起,以装配在形成在基部表面中的凹坑的圆锥形凹陷中。 螺柱的周围下边缘具有底切以接收焊接金属,螺柱被固定到基部表面。