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. 28, 1980
Filed:
Aug. 02, 1978
Applicant:
Inventors:
Robert A Hamm, Bellevue, WA (US);
Philip C Whitener, Seattle, WA (US);
Assignee:
Boeing Commercial Airplane Company, Seattle, WA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B64C / ;
U.S. Cl.
CPC ...
244119 ; 52249 ; 523091 ; 5230914 ; 138144 ; 156173 ; 244133 ; 428 36 ;
Abstract
An elongate hollow structure with a plurality of reinforcements arranged in a pattern and acting as spacers between a pair of skins. The skins are of resin impregnated wound filaments with reinforcing strips of facing preimpregnated wound filaments that crisscross at the spacing reinforcements, abutting panels extend between adjacent reinforcing spacers to fill the space between the skins, and the structure is bonded with resin into a composite structure.