Patents by Inventor Giorgio Figura
Giorgio Figura 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: 10731488Abstract: A turbine housing of a turbocharge can include a surface that defines a portion of a volute, an annular surface that extends radially inwardly to define a portion of a pressure chamber that is in fluid communication with the volute, a substantially annular plate that defines a portion of the pressure chamber, an annular component, at least one spacer that defines a minimum axial distance between the substantially annular plate and the annular component to define a nozzle that is in fluid communication with the volute and in fluid communication with a turbine wheel space where, responsive to fluid flow in the volute and through the nozzle to the turbine wheel space, the pressure chamber has a fluid pressure that exceeds a fluid pressure of the nozzle to apply a biasing force to the substantially annular plate in an axial direction toward a center housing.Type: GrantFiled: February 4, 2018Date of Patent: August 4, 2020Assignee: Garrett Transportation I Inc.Inventors: Emeric Genin, Giorgio Figura, Daniel Frank
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Patent number: 10526954Abstract: A turbocharger assembly can include a center housing; a turbine housing; and an insert disposed between the center housing and the turbine housing where a surface of the turbine housing and a first surface of the insert define a volute and where a surface of the center housing and a second surface of the insert define a chamber.Type: GrantFiled: August 6, 2015Date of Patent: January 7, 2020Assignee: Garrett Transportation I Inc.Inventors: Poomkuzhimannil Zachariah John, Giorgio Figura, Sunil Dayalan, Santosh V, Maltesh Kolur, Suryakant Gupta
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Patent number: 10415462Abstract: A turbocharger having a variable-nozzle turbine formed by pivotable vanes supported by a nozzle ring includes a locator that is radially elastically deformable and is disposed between a radially outwardly facing surface of the center housing and an opposing surface of the nozzle ring for radially locating the nozzle ring relative to the center housing. At least one vent is defined in either a radially outermost surface of the locator or the surface of the nozzle ring to allow pressure communication between spaces on axially opposite sides of the locator.Type: GrantFiled: April 20, 2017Date of Patent: September 17, 2019Assignee: Garrett Transportation I Inc.Inventors: Arnaud Gerard, Romain Chicot, Mohamed Tahyry, Vincent Eumont, Nicolas Gaineton, Jean-Michel Geoffroy, Francis Abel, Bassam Chammas, Giorgio Figura
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Publication number: 20190242262Abstract: A turbine housing of a turbocharge can include a surface that defines a portion of a volute, an annular surface that extends radially inwardly to define a portion of a pressure chamber that is in fluid communication with the volute, a substantially annular plate that defines a portion of the pressure chamber, an annular component, at least one spacer that defines a minimum axial distance between the substantially annular plate and the annular component to define a nozzle that is in fluid communication with the volute and in fluid communication with a turbine wheel space where, responsive to fluid flow in the volute and through the nozzle to the turbine wheel space, the pressure chamber has a fluid pressure that exceeds a fluid pressure of the nozzle to apply a biasing force to the substantially annular plate in an axial direction toward a center housing.Type: ApplicationFiled: February 4, 2018Publication date: August 8, 2019Inventors: Emeric Genin, Giorgio Figura, Daniel Frank
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Publication number: 20180306104Abstract: A turbocharger having a variable-nozzle turbine formed by pivotable vanes supported by a nozzle ring includes a locator that is radially elastically deformable and is disposed between a radially outwardly facing surface of the center housing and an opposing surface of the nozzle ring for radially locating the nozzle ring relative to the center housing. At least one vent is defined in either a radially outermost surface of the locator or the surface of the nozzle ring to allow pressure communication between spaces on axially opposite sides of the locator.Type: ApplicationFiled: April 20, 2017Publication date: October 25, 2018Applicant: Honeywell International Inc.Inventors: Arnaud Gerard, Romain Chicot, Mohamed Tahyry, Vincent Eumont, Nicolas Gaineton, Jean-Michel Geoffroy, Francis Abel, Bassam Chammas, Giorgio Figura
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Patent number: 10087780Abstract: An assembly for a turbocharger can include a shaft and turbine wheel assembly and a component that has a rotational axis and that includes a through bore for receipt of the component by the shaft of the shaft and turbine wheel assembly where the component includes an inner surface and an outer surface and one or more passages that extend between the inner surface and the outer surface, where the one or more passages are shaped to exert force on the component responsive to flow of fluid in the one or more passages and where the force rotates the component about the rotational axis. Various other examples of devices, assemblies, systems, methods, etc., are also disclosed.Type: GrantFiled: March 13, 2014Date of Patent: October 2, 2018Assignee: Honeywell International Inc.Inventors: Poomkuzhimannil Zachariah John, Suryakant Gupta, Parikshit I Mulani, Maltesh Kolur, Giorgio Figura
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Patent number: 9850911Abstract: A turbocharger assembly can include a center housing that includes a compressor side, a turbine side, a bore that extends between the compressor side and the turbine side and a socket at the compressor side; a journal bearing disposed in the bore; and a lubricant deflector disposed at least partially in the socket. Various other examples of devices, assemblies, systems, methods, etc., are also disclosed.Type: GrantFiled: July 14, 2013Date of Patent: December 26, 2017Assignee: Honeywell International Inc.Inventors: Sunil Dayalan, Zachariah Poomkuzhimanni John, Kiran Pithamber, Prithivi Karthikeyan, Giorgio Figura, Maltesh Kolur
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Publication number: 20170037773Abstract: A turbocharger assembly can include a center housing; a turbine housing; and an insert disposed between the center housing and the turbine housing where a surface of the turbine housing and a first surface of the insert define a volute and where a surface of the center housing and a second surface of the insert define a chamber.Type: ApplicationFiled: August 6, 2015Publication date: February 9, 2017Inventors: Poomkuzhimannil Zachariah JOHN, Giorgio FIGURA, Sunil DAYALAN, Santosh V, Maltesh KOLUR, Suryakant GUPTA
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Publication number: 20150176593Abstract: A turbocharger assembly can include a center housing that includes a compressor side, a turbine side, a bore that extends between the compressor side and the turbine side and a socket at the compressor side; a journal bearing disposed in the bore; and a lubricant deflector disposed at least partially in the socket. Various other examples of devices, assemblies, systems, methods, etc., are also disclosed.Type: ApplicationFiled: July 14, 2013Publication date: June 25, 2015Inventors: Sunil Dayalan, Zachariah Poomkuzhimanni John, Kiran Pithamber, Prithivi Karthikeyan, Giorgio Figura, Maltesh Kolur
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Publication number: 20140271128Abstract: An assembly for a turbocharger can include a shaft and turbine wheel assembly and a component that has a rotational axis and that includes a through bore for receipt of the component by the shaft of the shaft and turbine wheel assembly where the component includes an inner surface and an outer surface and one or more passages that extend between the inner surface and the outer surface, where the one or more passages are shaped to exert force on the component responsive to flow of fluid in the one or more passages and where the force rotates the component about the rotational axis. Various other examples of devices, assemblies, systems, methods, etc., are also disclosed.Type: ApplicationFiled: March 13, 2014Publication date: September 18, 2014Applicant: Honeywell International Inc.Inventors: Poomkuzhimannil Zachariah John, Suryakant Gupta, Parikshit I Mulani, Maltesh Kolur, Giorgio Figura
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Patent number: 8820072Abstract: A diffuser plate for a centrifugal compressor includes an inner edge disposed at an inner diameter about a central axis; an outer edge disposed at an outer diameter, the outer edge displaced an axial distance from the inner edge; a deformable section that includes a substantially S-shaped cross-section, the deformable section disposed between the inner edge and the outer edge; and a spring constant for forced axial displacement of the outer edge with respect to the inner edge, the spring constant characterized, at least in part, by the deformable section.Type: GrantFiled: August 23, 2011Date of Patent: September 2, 2014Assignee: Honeywell International Inc.Inventors: Giorgio Figura, Parikshit I Mulani, Poomkuzhimannil Zachariah John, Shajeev Surendran, T. G. Vijayan
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Publication number: 20130051973Abstract: A diffuser plate for a centrifugal compressor includes an inner edge disposed at an inner diameter about a central axis; an outer edge disposed at an outer diameter, the outer edge displaced an axial distance from the inner edge; a deformable section that includes a substantially S-shaped cross-section, the deformable section disposed between the inner edge and the outer edge; and a spring constant for forced axial displacement of the outer edge with respect to the inner edge, the spring constant characterized, at least in part, by the deformable section. Various other examples of devices, assemblies, systems, methods, etc., are also disclosed.Type: ApplicationFiled: August 23, 2011Publication date: February 28, 2013Applicant: Honeywell International Inc.Inventors: Giorgio Figura, Parikshit I. Mulani, Poomkuzhimannil Zachariah John, Shajeev Surendran, T.G. Vijayan
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Patent number: 8123501Abstract: A turbocharger housing includes a main body for bearing a shaft for carrying a turbine wheel and a compressor wheel, and a seal portion to seal a clearance between the shaft and the turbocharger housing, where the seal portion is formed by an insert being fitted to the main body, where the insert includes a passage for supplying a fluid to the seal portion.Type: GrantFiled: July 9, 2004Date of Patent: February 28, 2012Assignee: Honeywell International Inc.Inventors: Alexandre Gomilar, Giorgio Figura, Pierre Barthelet
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Publication number: 20110167817Abstract: A turbocharger comprises a variable nozzle device and an exhaust housing being mechanically and/or thermally decoupled from the variable nozzle device. Additional optional advantageous features are provided, including various axial and radial clearances and various sealing elements.Type: ApplicationFiled: March 17, 2011Publication date: July 14, 2011Applicant: Honeywell International Inc.Inventors: Lorrain Sausse, Denis Jeckel, Giorgio Figura, Eric Dechanet
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Patent number: 7946116Abstract: A turbocharger comprises a variable nozzle device and an exhaust housing being mechanically and/or thermally decoupled from the variable nozzle device. Additional optional advantageous features are provided, including various axial and radial clearances and various sealing elements.Type: GrantFiled: September 5, 2002Date of Patent: May 24, 2011Assignee: Honeywell International, Inc.Inventors: Lorrain Sausse, Denis Jeckel, Giorgio Figura, Eric Dechanet
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Patent number: 7694553Abstract: A calibration flow position of a variable nozzle (6) of a turbocharger is set by a method for calibrating the turbocharger, which comprises a turbine (2) and a compressor (1). In this method, the turbocharger is driven by a predetermined fluid supply. Further, the flow position of the variable nozzle (6) is changed while the rotational speed (N) of the turbocharger or an outlet pressure (P2C) of the compressor (1) is monitored. The calibration flow position is fixed based on the monitored quantities.Type: GrantFiled: September 29, 2008Date of Patent: April 13, 2010Assignee: Honeywell International Inc.Inventor: Giorgio Figura
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Patent number: 7581394Abstract: A nozzle device for a turbine of a turbocharger according to the present invention comprises variable annular nozzle (2) defined between an inboard wall (3) and an outboard wall (4), wherein said outboard wall (4) is axially movable for completely closing said variable annular nozzle (2).Type: GrantFiled: December 10, 2003Date of Patent: September 1, 2009Assignee: Honeywell International Inc.Inventors: Jean-Luc Perrin, Giorgio Figura
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Publication number: 20090049900Abstract: A calibration flow position of a variable nozzle (6) of a turbocharger is set by a method for calibrating the turbocharger, which comprises a turbine (2) and a compressor (1). In this method, the turbocharger is driven by a predetermined fluid supply. Further, the flow position of the variable nozzle (6) is changed while the rotational speed (N) of the turbocharger or an outlet pressure (P2C) of the compressor (1) is monitored. The calibration flow position is fixed based on the monitored quantities.Type: ApplicationFiled: September 29, 2008Publication date: February 26, 2009Inventor: Giorgio Figura
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Patent number: 7428839Abstract: A calibration flow position of a variable nozzle (6) of a turbocharger is set by a method for calibrating the turbocharger, which comprises a turbine (2) and a compressor (1). In this method, the turbocharger is driven by a predetermined fluid supply. Further, the flow position of the variable nozzle (6) is changed while the rotational speed (N) of the turbocharger or an outlet pressure (P2C) of the compressor (1) is monitored. The calibration flow position is fixed based on the monitored quantities.Type: GrantFiled: July 17, 2006Date of Patent: September 30, 2008Assignee: Honeywell International, Inc.Inventor: Giorgio Figura
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Publication number: 20080031750Abstract: A turbocharger housing comprises a main body (1) for bearing a shaft (2) for carrying a turbine wheel and a compressor wheel (3), and a seal portion (4) to seal a clearance between the shaft (2) and the turbocharger housing, wherein said seal portion (4) is formed by an insert (5) being fitted to the main body (1), wherein said insert (5) comprises a passage (6, 7) for supplying a fluid to said seal portion (4).Type: ApplicationFiled: July 9, 2004Publication date: February 7, 2008Inventors: Alexandre Gomilar, Giorgio Figura, Pierre Barthelet