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:
Dec. 11, 2012
Filed:
May. 06, 2003
Steven V. Jones, Birmingham, GB;
Stephen Morris, Sutton Coldfield, GB;
James Hughes, Birmingham, GB;
Steven V. Jones, Birmingham, GB;
Stephen Morris, Sutton Coldfield, GB;
James Hughes, Birmingham, GB;
Newfrey LLC, Newark, DE (US);
Abstract
There is provided a blind rivet () comprising an axially extending hollow tubular body () having a tail end face () at one end and a pre-formed radially enlarged flange () at the other end, together with a mandrel () having a stem () which extends co-axially though the body () and having enlarged head adjacent the tail end () of the body, the stem having a weakened region immediately adjacent the head, whereby the mandrel head having an outer diameter greater than an outer diameter of the body, usually by between 4% and 9%, and which has a uniform conical shoulder () extending between the outer diameter of the head and the stem (), so as to exert a setting force having an axial component for compressing the rivet body axially and an angular component effecting conical deformation of the tail end radially.