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.

Date of Patent:
Mar. 30, 1999

Filed:

Mar. 23, 1998
Applicant:
Inventors:

Fiorenzo Draghetti, Medicina, IT;

Salvatore Rizzoli, Bologna, IT;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A24C / ; A24C / ;
U.S. Cl.
CPC ...
131 29 ; 131 271 ; 131 32 ; 131 57 ; 131 58 ; 131 90 ; 131 93 ; 131 94 ;
Abstract

A filter assembly machine wherein a succession of tobacco articles, each defined by at least one cigarette portion aligned with a respective filter, and a succession of respective gummed strips are fed by a conveyor drum to a first and a second rolling wheel rotating about respective axes and having a number of peripheral axial cavities, each of which houses a respective roller defining, with the cavity, a rolling channel; the tobacco articles, once rolled to connect the cigarette portions and filters by means of respective strips, are transferred from the first and second rolling wheel to an output drum by means of conveyors having seats on the end of respective ribs engageable between pairs of adjacent rollers.


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