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公开(公告)号:US20180361463A1
公开(公告)日:2018-12-20
申请号:US16001019
申请日:2018-06-06
CPC分类号: B21J15/36 , B21J5/08 , B21J15/08 , B21J15/285 , B21J15/48 , B21K25/00 , F16B5/045 , F16B5/08
摘要: An upset protrusion joining gun for joining two parts together by forging a protrusion of one part that extends through an opening in the other part to form a boss that extends over a portion of the other part surrounding the opening.