Method of forming a self-flanging nut joint
Self-flanging nut and joint construction
Securing of rivets to portable articles
Die assembly and method for clinching fasteners to panels
Method of mounting a fastener
Apparatus and method for installing electrical connectors on flat conductor cable Patent #: 4490904
ApplicationNo. 06/923526 filed on 10/27/1986
US Classes:29/798, Means to drive self-piercing work part411/179Nut penetrates substructure and anchors itself thereto (e.g., pierce nut)
ExaminersPrimary: Moon, Charlie T.
Attorney, Agent or Firm
International ClassesB21J 15/02 (20060101)
B23P 19/06 (20060101)
B21J 15/00 (20060101)
Foreign Application Priority Data1986-03-29 DE
AbstractA preceding or forward running former passing through a female fastener element during the attaching operation is proposed for a plunger and/or plunger/punch assembly which ensures that female fastener elements, especially nuts which are preferably of the self-piercing type, can be attached even to relatively thin sheets without any additional waste.