Patents by Inventor Angelo Torri
Angelo Torri 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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Patent number: 11027933Abstract: Suction roller structure for the pneumatic transport of sheets inside an interfolding unit, comprising a suction source, an external roller (3) rotating with respect to the cylinder (1) and provided with longitudinal rows of bores (4) angularly spaced and selectively communicating with said internal cavity (2) during the angular rotation of the roller (3), a distribution of pneumatic valves (5) that are normally closed, inserted between said internal cavity (2) and at least one bore (4), cam means (6) operatively associated with the rotation of the roller (3) and arranged to open one or more of said valves (5) at one or more angular positions taken by the roller (3).Type: GrantFiled: March 28, 2017Date of Patent: June 8, 2021Assignee: UNITED CONVERTING S.R.L.Inventors: Giuseppe Lupi, Angelo Torri, Gianluca Giometti
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Patent number: 10882709Abstract: Rewinding machine comprising a drive unit (1) for supplying a paper veil (2); a winding unit (3) for winding the paper veil supplied by the drive unit into a coil (W) around a winding core (4), comprising a primary roller (6) and a secondary roller (7) rotating in contact with the winding core (4), and a pressure unit (30) provided with a rotating roller (A, B, C) on the coil (W) that is being formed; a core exchange unit (5) for ejecting the formed coil (W) from the machine at the end of a winding cycle and inserting a new core to be wound; separation means (11) for interrupting the continuity of the paper veil at the end of a winding cycle; means for winding a drawing flap (34) of the veil (2) on the new core (4) at the beginning of a new winding cycle.Type: GrantFiled: August 1, 2017Date of Patent: January 5, 2021Assignee: UNITED CONVERTING S.R.L.Inventors: Giuseppe Lupi, Angelo Torri, Gianluca Giometti
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Publication number: 20200299084Abstract: Suction roller structure for the pneumatic transport of sheets inside an interfolding unit, comprising a suction source, an external roller (3) rotating with respect to the cylinder (1) and provided with longitudinal rows of bores (4) angularly spaced and selectively communicating with said internal cavity (2) during the angular rotation of the roller (3), a distribution of pneumatic valves (5) that are normally closed, inserted between said internal cavity (2) and at least one bore (4), cam means (6) operatively associated with the rotation of the roller (3) and arranged to open one or more of said valves (5) at one or more angular positions taken by the roller (3).Type: ApplicationFiled: March 28, 2017Publication date: September 24, 2020Inventors: Giuseppe LUPI, Angelo TORRI, Gianluca GIOMETTI
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Patent number: 10414621Abstract: An interleaving unit, comprising a pair of rolls (1, 2) set alongside one another and counter-rotating and provided with respective first and second folding tools (3, 4; 5, 6) set at a distance from one another along the circumferential development of the respective peripheral surfaces so as to operate in a common point of tangency (Z) on a succession of sheets (7a, 7b) fed between the two rolls, said tools (3, 4; 5, 6) being set on respective mobile cylinder sectors (8, 9, 10, 11) to enable positioning thereof at an adjustable distance apart along the circumferential development of a corresponding roll (1, 2), said interleaving unit comprising means (M1, M2, U) for independently adjusting the speed of rotation of one or more of said sectors according to their angular position in order to reduce or increase the peripheral speed of said sectors with respect to a speed of feed (Vm) of said sheets.Type: GrantFiled: January 19, 2017Date of Patent: September 17, 2019Assignee: UNITED CONVERTING S.R.L.Inventors: Giuseppe Lupi, Gianluca Giometti, Angelo Torri
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Publication number: 20190185282Abstract: Rewinding machine comprising a drive unit (1) for supplying a paper veil (2); a winding unit (3) for winding the paper veil supplied by the drive unit into a coil (W) around a winding core (4), comprising a primary roller (6) and a secondary roller (7) rotating in contact with the winding core (4), and a pressure unit (30) provided with a rotating roller (A, B, C) on the coil (W) that is being formed; a core exchange unit (5) for ejecting the formed coil (W) from the machine at the end of a winding cycle and inserting a new core to be wound; separation means (11) for interrupting the continuity of the paper veil at the end of a winding cycle; means for winding a drawing flap (34) of the veil (2) on the new core (4) at the beginning of a new winding cycle.Type: ApplicationFiled: August 1, 2017Publication date: June 20, 2019Inventors: Giuseppe LUPI, Angelo TORRI, Gianluca GIOMETTI
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Publication number: 20190023519Abstract: An interleaving unit, comprising a pair of rolls (1, 2) set alongside one another and counter-rotating and provided with respective first and second folding tools (3, 4; 5, 6) set at a distance from one another along the circumferential development of the respective peripheral surfaces so as to operate in a common point of tangency (Z) on a succession of sheets (7a, 7b) fed between the two rolls, said tools (3, 4; 5, 6) being set on respective mobile cylinder sectors (8, 9, 10, 11) to enable positioning thereof at an adjustable distance apart along the circumferential development of a corresponding roll (1, 2), said interleaving unit comprising means (M1, M2, U) for independently adjusting the speed of rotation of one or more of said sectors according to their angular position in order to reduce or increase the peripheral speed of said sectors with respect to a speed of feed (Vm) of said sheets.Type: ApplicationFiled: January 19, 2017Publication date: January 24, 2019Applicant: UNITED CONVERTING S.R.L.Inventors: Giuseppe LUPI, Gianluca GIOMETTI, Angelo TORRI
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Patent number: 10155637Abstract: A machine for the formation of numbered packs of interleaved sheets of paper (6), includes a pair of counter-rotating motor-driven folding rollers (2, 3), an interference surface (11) mobile with a to-and-fro motion between a position (P1) of non-interference and a position (P2) of interference, and a mechanism (36) of cyclic movement of the surface (11) including at least one supporting crank (13) oscillating with respect to the carriage (26) and articulated to a first axis (15) of rotation of the surface, and a first motor-driven connecting rod (19) kinematically connected to the surface (11) to bestow the to-and-fro motion thereon.Type: GrantFiled: December 17, 2013Date of Patent: December 18, 2018Assignee: UNITED CONVERTING S.R.L.Inventors: Giuseppe Lupi, Gianluca Giometti, Angelo Torri
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Patent number: 9586779Abstract: A rewinding machine includes a drawing assembly (1), a winding assembly, a core-change assembly (5), and pneumatic elements for interrupting the continuity of the ply at the end of a winding cycle, and for starting a new winding cycle.Type: GrantFiled: July 8, 2013Date of Patent: March 7, 2017Assignee: UNITED CONVERTING S.R.L.Inventors: Giuseppe Lupi, Angelo Torri, Gianluca Giometti
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Publication number: 20150336766Abstract: A machine for the formation of numbered packs of interleaved sheets of paper (6), includes a pair of counter-rotating motor-driven folding rollers (2,3), an interference surface (11) mobile with a to-and-fro motion between a position (P1) of non-interference and a position (P2) of interference, and a mechanism (36) of cyclic movement of the surface (11) including at least one supporting crank (13) oscillating with respect to the carriage (26) and articulated to a first axis (15) of rotation of the surface, and a first motor-driven connecting rod (19) kinematically connected to the surface (11) to bestow the to-and-fro motion thereon.Type: ApplicationFiled: December 17, 2013Publication date: November 26, 2015Inventors: Giuseppe LUPI, Gianluca GIOMETTI, Angelo TORRI
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Publication number: 20150129708Abstract: A rewinding machine includes a drawing assembly (1), a winding assembly, a core-change assembly (5), and pneumatic elements for interrupting the continuity of the ply at the end of a winding cycle, and for starting a new winding cycle.Type: ApplicationFiled: July 8, 2013Publication date: May 14, 2015Applicant: UNITED CONVERTING S.R.L.Inventors: Giuseppe Lupi, Angelo Torri, Gianluca Giometti
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Patent number: 8882020Abstract: A method and an apparatus for exchange of cores in a machine for winding a continuous layer of paper (1) drawn by a drawing assembly (2) and wound around a succession of cores (3) by a winding assembly (4), comprising a step of interruption of the continuity of the layer (1), via a difference of speed of the layer.Type: GrantFiled: May 24, 2010Date of Patent: November 11, 2014Assignee: United Converting S.r.l.Inventors: Giuseppe Lupi, Angelo Torri, Gianluca Giometti
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Publication number: 20120085856Abstract: A method and an apparatus for exchange of cores in a machine for winding a continuous layer of paper (1) drawn by a drawing assembly (2) and wound around a succession of cores (3) by a winding assembly (4), comprising a step of interruption of the continuity of the layer (1), via a difference of speed of the layer.Type: ApplicationFiled: May 24, 2010Publication date: April 12, 2012Inventors: Giuseppe Lupi, Angelo Torri, Gianluca Giometti