The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 27, 2003
Filed:
Aug. 28, 2000
Applicant:
Inventors:
Reinhold Opper, Alten-Buseck, DE;
Dieter Mauer, Lollar, DE;
Assignee:
Newfrey LLC, Newark, DE (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23P 1/900 ;
U.S. Cl.
CPC ...
B23P 1/900 ;
Abstract
A through-hole self-piercing rivet is assembled with two metal plates and to retain the plates together as a workpiece When the rivet is to be removed, a pin, such as a contact pin is attached to the rivet by fusion, or a pin, such as a threaded mandrel is attached threadedly to the rivet. The contact pin or the threaded mandrel is withdrawn from the workpiece to thereby withdraw the attached rivet from the workpiece. Devices and provide facility for effecting the attachment of the contact pin and the threaded mandrel respectively, with the rivet and for the extraction of the rivet from the workpiece