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:
Jul. 21, 2009
Filed:
May. 02, 2007
Applicants:
Kevin Owen, Flowery Branch, GA (US);
David C. Wallace, Lilburn, GA (US);
Inventors:
Kevin Owen, Flowery Branch, GA (US);
David C. Wallace, Lilburn, GA (US);
Assignee:
Illinois Tool Works Inc., Glenview, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B31B 19/90 (2006.01); B65B 61/18 (2006.01);
U.S. Cl.
CPC ...
Abstract
A drum configuration uses first and second rotary drums to apply alternate zipper segments in a transverse direction to a sheet of moving web or film. This allows the web to maintain a constant speed without the intermittent pausing while the zipper segments are sealed to the web.