发明名称 SCREW ANCHOR AND METHOD FOR PRODUCING A SCREW ANCHOR
摘要 A screw anchor for insertion into concrete is disclosed. The screw anchor has an essentially cylindrical base body on whose outer lateral surface an external thread is provided and which has a receptacle arranged in the direction of the cylinder longitudinal axis originating from an axial end face. The receptacle has a load-bearing structure originating from the axial end face. A tool receptacle extending essentially in the direction of the cylinder longitudinal axis is provided in the receptacle, wherein the tool receptacle extends further into the receptacle than the load-bearing structure from the end face to the rotary drive of the screw anchor in the cylinder longitudinal direction.
申请公布号 US2012183372(A1) 申请公布日期 2012.07.19
申请号 US201213349434 申请日期 2012.01.12
申请人 ROESSNER MARCEL;HILTI AKTIENGESELLSCHAFT 发明人 ROESSNER MARCEL
分类号 F16B35/00;B21H3/02 主分类号 F16B35/00
代理机构 代理人
主权项
地址