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. 07, 2018
Filed:
Aug. 20, 2013
Applicant:
Japan Tobacco Inc., Tokyo, JP;
Inventor:
Katsuo Kato, Tokyo, JP;
Assignee:
JAPAN TOBACCO INC., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B31C 99/00 (2009.01); A24D 3/02 (2006.01);
U.S. Cl.
CPC ...
A24D 3/0241 (2013.01); A24D 3/0212 (2013.01);
Abstract
A cigarette filter manufacturing apparatus, includes, a stuffer jet which sends a tow together with air, a tongue which molds the tow into a bar, a convergence guide which is provided in a position between the stuffer jet and the tongue, and converges the tow while guiding the tow toward the tongue, and a plurality of thread introducing tubes, intervals between which are reduced toward downstream in a position between an outlet of the stuffer jet and an introducing part of the tongue, the thread introducing tubes supplying respective threads into the tow from respective downstream distal ends.