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:
Apr. 16, 2013
Filed:
Nov. 19, 2010
Applicants:
Heoung Jae Chun, Seoul, KR;
Wook Jin NA, Seongnam, KR;
Inventors:
Heoung Jae Chun, Seoul, KR;
Wook Jin Na, Seongnam, KR;
Assignees:
Hyundai Motor Company, Seoul, KR;
Industry-Academic Cooperation Foundation, Younsei University, Seodaemun-gu, KR;
Primary Examiner:
Int. Cl.
CPC ...
B29C 65/70 (2006.01); B29C 43/36 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention provides a method for manufacturing a hollow composite structure by forming a prepreg product using a plurality of prepregs, forming a soft coating layer on an inner surface of the prepreg product, and compressing the prepreg product by applying pressurized air to the coating layer and, at the same time, applying heat to the prepregs.