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. 21, 1994
Filed:
Jul. 13, 1992
Applicant:
Inventors:
Edward Bernardon, Bedford, MA (US);
Michael F Foley, Cambridge, MA (US);
Assignee:
The Charles Stark Draper Laboratories, Inc., Cambridge, MA (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29C / ;
U.S. Cl.
CPC ...
264571 ; 156285 ; 156382 ; 264257 ; 264316 ; 425388 ; 4254051 ;
Abstract
A disposable self contained cartridge for resin transfer molding including a sealable flexible-walled vacuum bag surrounding fibrous reinforcing material to be impregnated and formed and a quantity of resin for impregnating the fibrous reinforcing material, and vacuum port to collapse the vacuum bag about the fibrous reinforcing material and the resin.