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:
Aug. 01, 2000
Filed:
Aug. 04, 1998
Applicant:
Inventors:
John Mayo Fiske, Wakefield, MA (US);
John Fairhurst, Lawrence, MA (US);
Stephen E Silva, Concord, MA (US);
Bruce Taylor, Manchester, NH (US);
Assignee:
Roll Systems, Inc., Burlington, MA (US);
Primary Examiner:
Int. Cl.
CPC ...
B65H / ; B65H / ; B65H / ;
U.S. Cl.
CPC ...
226 42 ; 226113 ; 2424171 ; 2424181 ;
Abstract
A method and apparatus is presented for stabilizing a free loop of web material between two web handling devices. The present invention employs fans or other forced air sources, directed toward the inner surface of the free loop, to maintain a stable free loop shape, thereby permitting simplified web handling and more accurate control of the web feeding or web take-up rate.