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.

Date of Patent:
Mar. 16, 2021

Filed:

Jan. 08, 2018
Applicant:

Cornerstone Research Group, Inc., Miamisburg, OH (US);

Inventors:

Benjamin Dietsch, Dayton, OH (US);

Patrick J. Hood, Bellbrook, OH (US);

Assignee:

Cornerstone Research Group, Inc., Miamisburg, OH (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 70/44 (2006.01); B29C 70/54 (2006.01);
U.S. Cl.
CPC ...
B29C 70/443 (2013.01); B29C 70/546 (2013.01); B29K 2713/00 (2013.01); B29K 2913/00 (2013.01);
Abstract

A method and associated system for repairing a reinforced polymer-infused fiber composite. The method includes providing a resin infusion device having resin components contained in a flexible, sealed container, positioning a dry fiber reinforcement onto a base layer repair location, providing at least one resin conduit connecting the resin container to a first end of the dry fiber reinforcement, providing at least one vacuum conduit connecting a vacuum source to a second end of the dry fiber reinforcement, covering and sealing the base layer repair location with a vacuum enclosure affixed to the base layer repair location, creating a vacuum environment at the base layer repair location via the vacuum conduit, infusing the dry fiber reinforcement with a reactive mixture of the resin components under vacuum conditions via the resin tubing to form a resin-infused fiber reinforcement, and curing the resin-infused fiber reinforcement inside the vacuum enclosure.


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