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:
Nov. 25, 2003
Filed:
Feb. 20, 2002
Applicant:
Inventors:
Chad E. Heflin, Manteno, IL (US);
George Siragusa, Chicago Heights, IL (US);
Assignee:
Illinois Tool Works Inc., Glenview, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16B 1/304 ; F16B 1/306 ;
U.S. Cl.
CPC ...
F16B 1/304 ; F16B 1/306 ;
Abstract
A rivet-type fastener is disclosed, suitable for panel fasteners and other applications in which retention in a hole is required. The act of inserting the fastener expands fastener arms to secure the fastener in the hole, and positions locking protrusions of a post within notches of the arms, to lock the fastener within the hole. In some embodiments the fastener can be released, for removal and re-use.