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:
Nov. 24, 2015
Filed:
Feb. 24, 2011
Applicants:
Zsolt Rumy, St. Louis, MO (US);
Gabor Kovacs, Budapest, HU;
Inventors:
Zsolt Rumy, St. Louis, MO (US);
Gabor Kovacs, Budapest, HU;
Assignee:
Zoltek Companies, Inc., St. Louis, MO (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65H 69/06 (2006.01);
U.S. Cl.
CPC ...
B65H 69/065 (2013.01); B65H 2701/314 (2013.01); B65H 2701/37 (2013.01); Y10T 428/2918 (2015.01);
Abstract
A spliced fiber tow () having a uniform density along its entire length is provided. The spliced fiber tow is manufactured by rarefying the ends () of the two fiber tow segments to be joined, aligning the rarefied regions () and then applying pressurized gas to entangle the filaments in the rarefied regions. An apparatus () for forming the spliced fiber tow includes a pair of rarefying blades () and an entanglement element ().