Patents by Inventor Stefano Petri
Stefano Petri has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20180133999Abstract: An apparatus for the production of a paper web, includes: a first embossing unit (1) with a first embossing cylinder (2) and a corresponding counter-cylinder (3) for embossing a first paper ply (4); a second embossing unit (5) with a second embossing cylinder (6) and a corresponding counter-cylinder (7) for embossing a second paper ply (8), such that, once embossed, the plies have a series of oppositely oriented reliefs (R4, R8), the embossing units (1, 5) being synchronized so that the reliefs are nested into each other; a sizing unit (1C, 2C, 3C) associated with the first embossing cylinder (2) to distribute a predetermined amount of glue on the side of the second ply (8) opposed to that from which the respective reliefs (R8) emerge; a structure (11) for joining to each other the plies (4, 8) exiting from the apparatus.Type: ApplicationFiled: January 12, 2018Publication date: May 17, 2018Inventors: Giovacchino GIURLANI, Stefano PETRI
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Publication number: 20140251530Abstract: Apparatus for the production of a paper web, comprising: a first embossing unit (1) with a first embossing cylinder (2) and a corresponding counter-cylinder (3) for embossing a first paper ply (4); a second embossing unit (5) with a second embossing cylinder (6) and a corresponding counter-cylinder (7) for embossing a second paper ply (8), such that, once embossed, the said plies have a series of oppositely oriented reliefs (R4, R8), said embossing units (1, 5) being synchronized so that the said reliefs are nested into each other; a sizing unit (1C, 2C, 3C) associated with said first embossing cylinder (2) to distribute a predetermined amount of glue on the side of the second ply (8) opposed to that from which the respective reliefs (R8) emerge; means (11) for joining to each other the plies (4, 8) exiting from the apparatus.Type: ApplicationFiled: June 18, 2012Publication date: September 11, 2014Inventors: Giovacchino Giurlani, Stefano Petri
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Publication number: 20110132526Abstract: Device for gluing two or more paper webs or plies, comprising gluing means destined to apply glue to a paper ply (N2) and pressure means which are located downstream of said gluing means and press more paper plies (N1, N2; N3) onto each other determining their coupling. The said gluing means comprise at least one body (1) provided with corresponding reliefs (R1) which apply the glue on predetermined gluing zones or areas of a paper ply (N2) advancing along a predetermined direction (F2) and the said at least one gluing body (1) is the final roller of a gluing unit (C).Type: ApplicationFiled: July 16, 2009Publication date: June 9, 2011Inventor: Stefano Petri
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Publication number: 20110126965Abstract: Device for coupling two or more paper webs or plies by gluing, comprising gluing means destined to apply glue to a paper ply (N2) and pressure means which are located downstream of said gluing means and press more paper plies (N1, N2; N3) onto each other determining their coupling. The said gluing means comprise at least one body (1) provided with corresponding reliefs (R1) which apply the glue on predetermined gluing zones or areas of a paper ply (N2) advancing along a predetermined direction (F2) and said pressure means comprise a presser (3) which is located downstream of the said gluing means with respect to the said direction (F2) and is provided with corresponding reliefs (R3) which exert, on said paper plies (N1, N2; N3), a localized pressure on pressure zones or areas interfering with said gluing zones or areas, so that the glue passes through the glued ply (N2) only in correspondence of said pressure areas or zones.Type: ApplicationFiled: July 16, 2009Publication date: June 2, 2011Applicant: FUTURA S.P.A.Inventor: Stefano Petri
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Patent number: 7950602Abstract: Device for moving paper reels in an unwinder of the type in which a nearly empty reel (1) is moved along a predetermined path between more operating stations in each of which the reel (1) is free to rotate about its longitudinal axis. The device is disposed and acting between the said operating stations and comprises: a carriage (4) intended to support a nearly empty reel (1) and movable between said operating stations, the reel (1) being free to rotate about its longitudinal axis on the carriage (4); a structure (5) supporting said carriage (4); means for moving said carriage (4) between said operating stations; means for controlling said means for moving the carriage (4).Type: GrantFiled: December 29, 2006Date of Patent: May 31, 2011Assignee: Futura S.p.A.Inventor: Stefano Petri
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Patent number: 7762187Abstract: Device for the substitution of a cliché-jacket from a cliché cylinder in a printing machine or the like wherein said cylinder (1) is connected to a motor (3) driving it into rotation about its longitudinal axis and is provided with radial holes connected with an air inlet (7), the latter being apt to be connected with a compressed air supply (6) by means of a delivery means (8), device characterized in that it comprises automatic means sensing the position of said air inlet (7) relative to said delivery means (8) and automatic means for positioning said air inlet (7) and said delivery means in a reciprocal coupling position, said automatic sensing and positioning means being connected to a programmable electronic unit (E) which, when said air inlet (7) and said delivery means (8) are coaxial, drives said coupling and switches on an on-off valve (60) which, on a side, is connected to said compressed air supply (6) and, on the other side, is connected to said delivery means (8).Type: GrantFiled: June 27, 2005Date of Patent: July 27, 2010Assignee: Futura S.p.A.Inventor: Stefano Petri
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Patent number: 7571678Abstract: A distributor unit includes a reservoir (7) containing a liquid substance, an anilox cylinder (8) and a cliché cylinder (9) onto which is movably fitted a cliche jacket (18), the reservoir (7), the anilox cylinder (8) and the cliche cylinder (9) being movable from and to a cylinder (2) on which travels a web-shaped material (3) which has to receive the substance. The distributor unit has an operator side and a transmission side, the anilox cylinder (8) and the cliche cylinder (9) being held by corresponding supports on operator side (14, 15) and on transmission side (16, 17). A device (19) for locking the cliche cylinder in cantilever position when the corresponding cliche jacket (18) has to be substituted is associated to the support on transmission side (17) of the cliche cylinder (9). The support on operator side (15); of the cliche cylinder (9) includes a first and a second element (150, 151) automatically movable from and to the cliche cylinder (9).Type: GrantFiled: December 22, 2004Date of Patent: August 11, 2009Inventor: Stefano Petri
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Publication number: 20090114757Abstract: To obtain the automatic change of the reel in an unwinder, in particular for reels of paper and other materials in web form, operation in which a reel (2) that is nearly empty is replaced with a new reel (2?), wherein provision is made to connect a tail portion (LC) of the web of the nearly empty reel (2) to the head portion (LT) of the web of the new reel (2?) after overlapping of said ends (LC) and (LT), said overlap step begins along the surface of the new reel 2?, right next to the latter.Type: ApplicationFiled: November 3, 2005Publication date: May 7, 2009Inventor: Stefano Petri
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Publication number: 20090065626Abstract: Device for moving paper reels in an unwinder of the type in which a nearly empty reel (1) is moved along a predetermined path between more operating stations in each of which the reel (1) is free to rotate about its longitudinal axis. The device is disposed and acting between the said operating stations and comprises: a carriage (4) intended to support a nearly empty reel (1) and movable between said operating stations, the reel (1) being free to rotate about its longitudinal axis on the carriage (4); a structure (5) supporting said carriage (4); means for moving said carriage (4) between said operating stations; means for controlling said means for moving the carriage (4).Type: ApplicationFiled: December 29, 2006Publication date: March 12, 2009Inventor: Stefano Petri
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Publication number: 20080302261Abstract: Device for the substitution of a cliché-jacket from a cliché cylinder in a printing machine or the like wherein said cylinder (1) is connected to a motor (3) driving it into rotation about its longitudinal axis and is provided with radial holes connected with an air inlet (7), the latter being apt to be connected with a compressed air supply (6) by means of a delivery means (8), device characterized in that it comprises automatic means sensing the position of said air inlet (7) relative to said delivery means (8) and automatic means for positioning said air inlet (7) and said delivery means in a reciprocal coupling position, said automatic sensing and positioning means being connected to a programmable electronic unit (E) which, when said air inlet (7) and said delivery means (8) are coaxial, drives said coupling and switches on an on-off valve (60) which, on a side, is connected to said compressed air supply (6) and, on the other side, is connected to said delivery means (8).Type: ApplicationFiled: June 27, 2005Publication date: December 11, 2008Inventor: Stefano Petri
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Patent number: 7428868Abstract: Device for cleaning rolls in printing machines, specially machines for executing prints on web-shaped paper-like material destined to the production of tissue paper, napkins, toilet paper and the like, characterized by the fact that it comprises: a nozzle (1) apt to direct a steam jet toward the surface of a roll (2, 3) to be cleaned: said nozzle (1) being connected to steam feeding means; a suction chamber (5) within which is disposed said nozzle (1) and apt to execute an aspiration in correspondence of the surface of the roll (2, 3) interested by the steam et supplied by the nozzle (1): said chamber (5) being connected to relevant suction means; a plurality of holes (7, 8) oriented toward the surface of the roll (2, 3) to be cleaned, and connected to air compressed feeding means.Type: GrantFiled: February 28, 2005Date of Patent: September 30, 2008Assignee: Fabio PeriniInventor: Stefano Petri
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Publication number: 20070181216Abstract: Device for the handling of logs, especially within a trimming machine, being comprised of handling means for logs along a path developed between the entrance section (I) of the logs (3) to be trimmed and the exit section (U) of the trimmed logs (3?), with blades (10, 11) set along said path and intended to provide the trimming of the logs (3), the entire device being characterized in that said handling means of logs also constitute means of holding or blocking the logs along said path.Type: ApplicationFiled: March 22, 2005Publication date: August 9, 2007Inventor: Stefano Petri
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Publication number: 20070175348Abstract: Device for cleaning rolls in printing machines, specially machines for executing prints on web-shaped paper-like material destined to the production of tissue paper, napkins, toilet paper and the like, characterized by the fact that it comprises: a nozzle (1) apt to direct a steam jet toward the surface of a roll (2, 3) to be cleaned: said nozzle (1) being connected to steam feeding means; a suction chamber (5) within which is disposed said nozzle (1) and apt to execute an aspiration in correspondence of the surface of the roll (2, 3) interested by the steam et supplied by the nozzle (1): said chamber (5) being connected to relevant suction means; a plurality of holes (7, 8) oriented toward the surface of the roll (2, 3) to be cleaned, and connected to air compressed feeding means.Type: ApplicationFiled: February 28, 2005Publication date: August 2, 2007Inventor: Stefano Petri
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Patent number: 7179502Abstract: A method of making wet rolls includes providing a web of material, applying a wetting solution to the web to produce a wet web, and winding the wet web into a roll. The wetting solution may include an inorganic salt and at least one preservative. The wetting solution may be distributed evenly throughout the wet roll.Type: GrantFiled: September 17, 2003Date of Patent: February 20, 2007Assignee: Kimberly-Clark Worldwide, Inc.Inventors: Daniel Hoo, Brian James Gingras, Paul Kerner Pauling, Clayton Taylor Gann, Robert Eugene Krautkramer, James Monroe Perkins, Anthony Mark Gambaro, Robert Alvin Barkhau, Andrew Peter Doyle, James Leo Baggot, Joe Cwiakala, Valter Di Nardo, Massimiliano Adalberti, Stefano Petri, Giulio Betti
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Publication number: 20060219110Abstract: Distributor unit, comprising a reservoir (7) containing a liquid substance, an anilox cylinder (8) and a cliché cylinder (9) onto which is movably fitted a cliche jacket (18), the reservoir (7), the anilox cylinder (8) and the cliche cylinder (9) being movable from and to a cylinder (2) on which travels a web-shaped material (3) which has to receive said substance, the distributor unit having an operator side and a transmission side, said anilox cylinder (8) and said cliche cylinder (9) being held by corresponding supports on operator side (14, 15) and on transmission side (16, 17), a device (19) for locking the cliche cylinder in cantilever position when the corresponding cliche jacket (18) has to be substituted, said device being associated to the support on transmission side (17) of the cliche cylinder (9), characterized by the fact that the support on operator side (15) of the cliche cylinder (9) comprises a first and a second element (150, 151) automatically movable from and to the cliche cylinder (9), wType: ApplicationFiled: December 22, 2004Publication date: October 5, 2006Inventor: Stefano Petri
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Patent number: 7101587Abstract: A method of making wet rolls includes providing a web of material, applying a wetting solution to the web to produce a wet web, and winding the wet web into a roll. The wetting solution may be applied at an add-on greater than 25%, and the web may travel at a speed of at least 60 meters per minute.Type: GrantFiled: July 6, 2001Date of Patent: September 5, 2006Assignee: Kimberly-Clark Worldwide, Inc.Inventors: Brian James Gingras, Daniel Hoo, Paul Kerner Pauling, Clayton Taylor Gann, Robert Eugene Krautkramer, James Monroe Perkins, Anthony Mark Gambaro, Robert Alvin Barkhau, Andrew Peter Doyle, James Leo Baggot, Joe Cwiakala, Valter Di Nardo, Massimiliano Adalberti, Stefano Petri, Giulio Betti
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Publication number: 20050031779Abstract: A method of making wet rolls includes providing a web of material, applying a wetting solution to the web to produce a wet web, and winding the wet web into a roll. The wetting solution may include an inorganic salt and at least one preservative. The wetting solution may be distributed evenly throughout the wet roll.Type: ApplicationFiled: September 17, 2003Publication date: February 10, 2005Inventors: Daniel Hoo, Brian Gingras, Paul Pauling, Clayton Gann, Robert Krautkramer, James Perkins, Anthony Gambaro, Robert Barkhau, Andrew Doyle, James Baggot, Joe Cwiakala, Valter Di Nardo, Massimiliano Adalberti, Stefano Petri, Giulie Betti
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Patent number: 6651924Abstract: A method of making wet rolls includes providing a web of material, applying a wetting solution to the web to produce a wet web, and winding the wet web into a roll. The wetting solution may include an inorganic salt and at least one preservative.Type: GrantFiled: November 19, 2001Date of Patent: November 25, 2003Assignee: Kimberly-Clark Worldwide, Inc.Inventors: Brian James Gingras, Daniel Hoo, Paul Kerner Pauling, Clayton Taylor Gann, Robert Eugene Krautkramer, James Monroe Perkins, Anthony Mark Gambaro, Robert Alvin Barkhau, Andrew Peter Doyle, James Leo Baggot, Joe Cwiakala, Valter Di Nardo, Massimiliano Adalberti, Stefano Petri, Giulio Betti
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Patent number: 6649262Abstract: A method of making wet rolls includes providing a web of material, applying a wetting solution to the web to produce a wet web, and winding the wet web into a roll. The wetting solution may include an inorganic salt and at least one preservative. The wetting solution may be distributed evenly throughout the wet roll.Type: GrantFiled: July 6, 2001Date of Patent: November 18, 2003Assignee: Kimberly-Clark Worldwide, Inc.Inventors: Daniel Hoo, Brian James Gingras, Paul Kerner Pauling, Clayton Taylor Gann, Robert Eugene Krautkramer, James Monroe Perkins, Anthony Mark Gambaro, Robert Alvin Barkhau, Andrew Peter Doyle, James Leo Baggot, Joe Cwiakala, Valter Di Nardo, Massimiliano Adalberti, Stefano Petri, Giulio Betti
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Publication number: 20030025029Abstract: A method of making wet rolls includes providing a web of material, applying a wetting solution to the web to produce a wet web, and winding the wet web into a roll. The wetting solution may be applied at an add-on greater than 25%, and the web may travel at a speed of at least 60 meters per minute.Type: ApplicationFiled: November 19, 2001Publication date: February 6, 2003Inventors: Brian James Gingras, Daniel Hoo, Paul Kerner Pauling, Clayton Taylor Gann, Robert Eugene Krautkramer, James Monroe Perkins, Anthony Mark Gambaro, Robert Alvin Barkhau, Andrew Peter Doyle, James Leo Baggot, Joe Cwiakala, Valter Di Nardo, Massimiliano Adalberti, Stefano Petri, Giulio Betti