发明名称 Attaching means removal tool
摘要 An attachment device is provided by joining a first structural member to the threaded stud of a second structural member by an attaching means which includes a flanged main body that has a tapered portion. A nut tightens the attachment device into an aperture of the first structural member and a removal tool is used to remove the attachment device when desired.
申请公布号 US4982488(A) 申请公布日期 1991.01.08
申请号 US19890405129 申请日期 1989.09.11
申请人 RAGSDALE, SR., FRANK D. 发明人 RAGSDALE, SR., FRANK D.
分类号 B60B3/14;F16B39/36 主分类号 B60B3/14
代理机构 代理人
主权项
地址