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:
Aug. 01, 2000
Filed:
Oct. 28, 1997
Applicant:
Inventors:
Brenda T Colegrove, Lake Jackson, TX (US);
Warren D White, Lake Jackson, TX (US);
Johnny P Gendreau, Beacon Falls, CT (US);
Larry N Varholak, Southbury, CT (US);
Curt G Wilkinson, Wallingford, CT (US);
Assignees:
GKN Westland Aerospace Inc., Wallingford, CT (US);
DOW Chemical Co., Midland, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D04H / ; B32B / ; B32B / ; B32B / ;
U.S. Cl.
CPC ...
442366 ; 442367 ; 442368 ; 442381 ; 442391 ; 442394 ; 442395 ; 4285428 ; 264136 ; 264258 ;
Abstract
A preform suitable for use in a resin transfer molding process comprising (1) one or more layers of a non-woven random mat and (2) one or more layers of a series of tows of unidirectional fibers held together by a polymeric curable resin film grid. The polymeric resin film is in the form of a grid, such that only a fraction of the surface area of the fibers contacts the resin film.