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:
Mar. 21, 2017
Filed:
Apr. 21, 2014
Applicant:
Despatch Industries Limited Partnership, Lakeville, MN (US);
Inventor:
Hans L. Melgaard, North Oaks, MN (US);
Assignee:
Illinois Tool Works Inc., Glenview, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F27D 7/00 (2006.01); F27D 7/02 (2006.01); F27D 7/04 (2006.01); D02J 13/00 (2006.01); D01F 9/32 (2006.01); F27B 17/00 (2006.01); F27D 99/00 (2010.01); F27B 3/04 (2006.01); F27B 3/20 (2006.01); F27B 3/22 (2006.01); F27B 3/28 (2006.01); F27D 17/00 (2006.01); F27D 19/00 (2006.01);
U.S. Cl.
CPC ...
D01F 9/32 (2013.01); D02J 13/001 (2013.01); F27B 3/04 (2013.01); F27B 3/045 (2013.01); F27B 3/20 (2013.01); F27B 3/22 (2013.01); F27B 3/28 (2013.01); F27B 17/00 (2013.01); F27B 17/0025 (2013.01); F27B 17/0075 (2013.01); F27D 7/02 (2013.01); F27D 17/004 (2013.01); F27D 19/00 (2013.01); F27D 99/0001 (2013.01); F27D 2019/0006 (2013.01); F27D 2099/0065 (2013.01);
Abstract
One embodiment is directed to an oven for heating fibers. The oven comprises a plurality of walls forming a chamber and a supply structure disposed within the chamber between first and second ends of the chamber. The supply structure is in communication with a first heating system and is configured to direct heated gas from the first heating system into a first portion of the chamber. The supply structure is in communication with a second heating system and is configured to direct heated gas from the second heating system into a second portion of the chamber.