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:
Jun. 23, 2020
Filed:
Sep. 20, 2017
Applicant:
The Boeing Company, Chicago, IL (US);
Inventors:
Gianfranco Rios, Everett, WA (US);
Madhavadas Ramnath, Mulkiteo, WA (US);
Hamid Razi, Bellevue, WA (US);
Assignee:
The Boeing Company, Chicago, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16B 5/02 (2006.01); F16B 37/08 (2006.01); F16B 43/00 (2006.01); F16B 5/01 (2006.01);
U.S. Cl.
CPC ...
F16B 5/02 (2013.01); F16B 37/0807 (2013.01); F16B 43/00 (2013.01); F16B 5/01 (2013.01);
Abstract
A fastening system comprises a fastener, a washer, and a collar. The fastener has a shaft extending through a hole in a composite panel. The washer is concentrically positioned on the shaft between a head of the fastener and the composite panel. The washer comprises an enlarged bore facing the composite panel. The enlarged bore is one of a chamfered bore or a countersunk bore. The collar secures the fastener relative to the composite panel.