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:
Jan. 23, 2001
Filed:
Jan. 21, 2000
Applicant:
Inventors:
Frank A. Bondarowicz, Park Ridge, IL (US);
Ryan W. O'Nell, Evanston, IL (US);
James D. Jones, Barrington, IL (US);
William G. Stlaske, Elmhurst, IL (US);
Amy L. Williams, Chicago, IL (US);
Assignee:
Illinois Tool Works, Inc., Glenview, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16B 3/504 ; F16B 3/9284 ;
U.S. Cl.
CPC ...
F16B 3/504 ; F16B 3/9284 ;
Abstract
A threaded fastener having a threaded shaft with a head disposed on a portion thereof and a deflectable flange protruding outwardly from the shaft at or near the head. The deflectable flange has a generally concave surface facing toward a leading end of the fastener shaft. A protuberance is disposed on the shaft and spaced apart axially from the generally concave surface of the deflectable flange to limit compression of a fixture clamped between the fastener head and a work surface.