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:
Oct. 22, 1991
Filed:
Apr. 27, 1990
Applicant:
Inventor:
Ronald L Cox, Long Beach, CA (US);
Assignee:
McDonnell Douglas Corporation, Long Beach, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
F16D / ;
U.S. Cl.
CPC ...
4034081 ; 411504 ;
Abstract
A method and the resulting structure for attaching a doubler to the skin of an airplane, using the original fastener holes, where the fastener countersinks are filled with interference fitted washers and the new fasteners have an interference fit with the airplane skin, doubler and washers.