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:
Jun. 16, 2009
Filed:
Jul. 10, 2006
Katsuo Kato, Tokyo, JP;
Katsuo Kato, Tokyo, JP;
Japan Tobacco Inc., Tokyo, JP;
Abstract
A filter rod making machine comprises a tow treatment section () for forming a filter web (W) from fibrous tow (T), a scatter device () for scattering activated carbon grains (P) evenly over the filter web (W) fed from the tow treatment section () toward a trumpet guide (), the trumpet guide () forming the filter web into a rod-shaped material (W), a web guide () arranged between the tow treatment section () and the trumpet guide () for supporting the lower surface of the filter web (W) and guiding the filter web (W) while it is transported, and a wrapping section () for wrapping the rod-shaped material (W) fed from the trumpet guide () in a paper web.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile