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:
Aug. 25, 2009

Filed:

Mar. 21, 2006
Applicants:

Fiorenzo Draghetti, Medicina, IT;

Salvatore Rizzoli, Bologna, IT;

Emanuele Giovannini, Casalecchio Di Reno, IT;

Inventors:

Fiorenzo Draghetti, Medicina, IT;

Salvatore Rizzoli, Bologna, IT;

Emanuele Giovannini, Casalecchio Di Reno, IT;

Assignee:

G.D S.p.A., , IT;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B31C 99/00 (2009.01);
U.S. Cl.
CPC ...
Abstract

Filter elements made up of least two axially aligned plugs are advanced in succession by a feed unit along a first path and in a first direction, with the plugs oriented along a second direction transverse to the first direction, toward a garniture section extending along a second horizontal path and in a third direction, on which they are formed into at least one continuous rod which is then divided up by a rotary cutter into single composite filters. A transfer unit linking the feed unit and the garniture section comprises a conveyor, rotatable about a first axis parallel to the second direction, equipped with carriers each presenting at least one slot designed to admit one filter element; the single carriers are pivotable independently relative to the conveyor about a second axis parallel to the first axis, and about a third axis transverse to the first axis, alternating between positions in which the slot extends parallel with the second direction and with the third direction.


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