Patents by Inventor Philippe Lutz
Philippe Lutz 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: 10619582Abstract: Disclosed is a method for estimating the flow rate QEGR of exhaust gases recirculated through an exhaust gas recirculation valve connecting an exhaust circuit and an intake circuit of a combustion engine, the method including the steps: —of determining a difference in pressure ?P between the upstream and downstream sides of the valve, determining a density ?EGR of the recirculated exhaust gases passing through the valve, determining a corrected effective area Seff_cor of the valve, estimating the flow rate QEGR of the recirculated exhaust gases from these three parameters.Type: GrantFiled: October 21, 2016Date of Patent: April 14, 2020Assignee: CONTINENTAL AUTOMOTIVE FRANCE S.A.S.Inventors: Philippe Lutz, Florent David, Kévin Surbled
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Publication number: 20180306133Abstract: Disclosed is a method for estimating the flow rate QEGR of exhaust gases recirculated through an exhaust gas recirculation valve connecting an exhaust circuit and an intake circuit of a combustion engine, the method including the steps: —of determining a difference in pressure ?P between the upstream and downstream sides of the valve, determining a density ?EGR of the recirculated exhaust gases passing through the valve, determining a corrected effective area Seff_cor of the valve, estimating the flow rate QEGR of the recirculated exhaust gases from these three parameters.Type: ApplicationFiled: October 21, 2016Publication date: October 25, 2018Applicant: CONTINENTAL AUTOMOTIVE FRANCE S.A.S.Inventors: Philippe LUTZ, Florent DAVID, Kévin SURBLED
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Patent number: 9657688Abstract: The invention relates to an assembly (1) comprising: an admission circuit (4) extending between an air inlet (11) and an outlet connected to the inlet of a heat engine (2); an exhaust circuit (6) extending between an inlet connected to the outlet of the heat engine (2) and an exhaust gas outlet (13); said heat engine (2); a return loop (22) enabling all or some of the exhaust gases in the exhaust circuit (6) to be reinjected upstream of the heat engine (2); and an electric compressor (30) arranged in the assembly (1) in such a way as to be able to receive gases recirculating in the return loop (22).Type: GrantFiled: June 6, 2013Date of Patent: May 23, 2017Assignee: Valeo Systemes de Controle MoteurInventors: Philippe Lutz, Sébastien Potteau, Aurélien Ramseyer
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Publication number: 20160348620Abstract: The present invention relates to an assembly (1) which includes: an inlet pipe (4) extending between an air inlet (11) and a heat engine (2), a heat engine (2), and an electric compressor (5) arranged on the inlet pipe, the electric compressor (5) being configured such as to enable the inlet gases flowing in the inlet pipe (4) to be heated.Type: ApplicationFiled: December 18, 2014Publication date: December 1, 2016Applicant: Valeo Systemes de Controle MoteurInventors: Aurélien RAMSEYER, Philippe LUTZ, Julien MARCINKOWSKI, Matthew WEBSTER
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Patent number: 9266524Abstract: The invention relates to a method for managing the power of a hybrid vehicle selectively driven by an electric motor and a heat engine, the electric motor being supplied with power by a power storage unit capable of being recharged by the heat engine, wherein according to the method the level of charge of the power storage unit is monitored so as to select the mode in which the vehicle is driven by the heat engine or that in which the vehicle is driven by the electric motor, said method including the steps of: determining a travelling profile of the vehicle associated with a path of said vehicle; and determining (36), according to said travelling profile, a threshold level of charged (S2), referred to as authorized threshold, below which the mode in which the vehicle is driven by the heat engine is activated.Type: GrantFiled: June 27, 2012Date of Patent: February 23, 2016Assignee: Valeo Systemes de Controle MoteurInventors: Philippe Lutz, Damien Fournigault, Dominique Boutrot
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Patent number: 9168653Abstract: The invention relates to a microrobot that is microfabricated using microelectromechanical system technology, including i pairs of drive modules wherein i ranges from 1 to n, where n is no less than 1, the microrobot comprising: a mounting arranged so as to support at least two drive modules aligned in a first direction, said drive modules forming a pair of drive modules; i pairs of primary connecting-rod assemblies, each primary connecting-rod assembly being pivotably connected to the drive pin of a drive module of the ith pair of drive modules; a pair of secondary connecting-rod assemblies, each secondary connecting-rod assembly being pivotably connected to the primary connecting-rod assembly of the nth pair of drive modules and to the mounting; and an actuating member pivotably connected to each secondary connecting-rod assembly.Type: GrantFiled: January 31, 2012Date of Patent: October 27, 2015Assignees: CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE—CNRS, UNIVERSITE DE BESANCON, ECOLE NATIONALE SUPERIEURE DE MECANIQUE ET DES MICROTECHNIQUESInventors: Vincent Chalvet, Yassine Haddab, Philippe Lutz, Artur Zarzycki
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Publication number: 20150176536Abstract: The invention relates to an assembly (1) comprising: an admission circuit (4) extending between an air inlet (11) and an outlet connected to the inlet of a heat engine (2); an exhaust circuit (6) extending between an inlet connected to the outlet of the heat engine (2) and an exhaust gas outlet (13); said heat engine (2); a return loop (22) enabling all or some of the exhaust gases in the exhaust circuit (6) to be reinjected upstream of the heat engine (2); and an electric compressor (30) arranged in the assembly (1) in such a way as to be able to receive gases recirculating in the return loop (22).Type: ApplicationFiled: June 6, 2013Publication date: June 25, 2015Applicant: Veleo Systèmes de Contrôle MoteurInventors: Philippe Lutz, Sébastien Potteau, Aurélien Ramseyer
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Patent number: 8720422Abstract: The invention relates to an internal combustion heat engine, with at least one combustion chamber for intake gases comprising a mixture consisting of a fuel such as petrol and an oxidizer such as air, connected to an intake circuit (A) for the intake of said intake gases into the chamber and an exhaust circuit (B) for the exhaust of the burnt gases outside the chamber, an exhaust gas recirculation circuit (C, D) connecting the exhaust circuit to the intake circuit, and a control system for the exhaust gas recirculation. The control system is arranged so that the exhaust gas recirculation is implemented for at least one operation point defined by an engine speed and a torque output by the engine, for which the output torque is higher than 50% of the maximum engine torque. The invention can be used for operating the engine with optimal stoichiometric mixture and ignition advance without the occurrence of rattling.Type: GrantFiled: December 18, 2009Date of Patent: May 13, 2014Assignee: Valco Systemes de Controle MoteurInventors: Sebastien Potteau, Philippe Lutz, Damien Fournigault
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Publication number: 20140129070Abstract: The invention relates to a method for managing the power of a hybrid vehicle selectively driven by an electric motor and a heat engine, the electric motor being supplied with power by a power storage unit capable of being recharged by the heat engine, wherein according to the method the level of charge of the power storage unit is monitored so as to select the mode in which the vehicle is driven by the heat engine or that in which the vehicle is driven by the electric motor, said method including the steps of: determining a travelling profile of the vehicle associated with a path of said vehicle; and determining (36), according to said travelling profile, a threshold level of charged (S2), referred to as authorised threshold, below which the mode in which the vehicle is driven by the heat engine is activated.Type: ApplicationFiled: June 27, 2012Publication date: May 8, 2014Applicant: VALEO SYSTEMES DE CONTROLE MOTEURInventors: Philippe Lutz, Damien Fournigault, Dominique Boutrot
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Publication number: 20130310975Abstract: The invention relates to a microrobot that is microfabricated using micro-electromechanical system technology, including i pairs of drive modules wherein i ranges from 1 to n, where n is no less than 1, the microrobot comprising: a mounting arranged so as to support at least two drive modules aligned in a first direction (x), said drive modules forming a pair of drive modules; i pairs of primary connecting-rod assemblies, each primary connecting-rod assembly being pivotably connected to the drive pin of a drive module of the ith pair of drive modules; a pair of secondary connecting-rod assemblies, each secondary connecting-rod assembly being pivotably connected to the primary connecting-rod assembly of the nth pair of drive modules and to the mounting; and an actuating member pivotably connected to each secondary connecting-rod assembly.Type: ApplicationFiled: January 31, 2012Publication date: November 21, 2013Applicants: Centre National de la Recherche Scientifique CNRS, Ecole Nationale Superieure de Mecanique et des Microtechniques, Universite de BesanconInventors: Vincent Chalvet, Yassine Haddab, Philippe Lutz, Artur Zarzycki
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Patent number: 8408189Abstract: Internal combustion petrol engine comprising an engine block (2) connected to an intake circuit (3) including a compressor (6) and an exhaust circuit (4) including a turbine (13) which drives the compressor, the internal combustion engine including an exhaust gas recirculation circuit (11) which is connected to the exhaust circuit downstream of the turbine and is connected to the intake circuit upstream of the compressor, the recirculation circuit comprising a cooler. Method of managing such an engine.Type: GrantFiled: October 9, 2008Date of Patent: April 2, 2013Assignee: Valeo Systemes de Controle MoteurInventors: Philippe Lutz, Sebastien Potteau, Laurent Albert
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Publication number: 20110226223Abstract: The invention relates to an internal combustion heat engine, with at least one combustion chamber for intake gases comprising a mixture consisting of a fuel such as petrol and an oxidiser such as air, connected to an intake circuit (A) for the intake of said intake gases into the chamber and an exhaust circuit (B) for the exhaust of the burnt gases outside the chamber, an exhaust gas recirculation circuit (C, D) connecting the exhaust circuit to the intake circuit, and a control system for the exhaust gas recirculation. The control system is arranged so that the exhaust gas recirculation is implemented for at least one operation point defined by an engine speed and a torque output by the engine, for which the output torque is higher than 50% of the maximum engine torque. The invention can be used for operating the engine with optimal stoichiometric mixture and ignition advance without the occurrence of rattling.Type: ApplicationFiled: December 18, 2009Publication date: September 22, 2011Applicant: VALEO SYSTEMES DE CONTROLE MOTEURInventors: Sebastien Potteau, Philippe Lutz, Damien Fournigault
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Publication number: 20110083403Abstract: The disclosure relates to a device for packaging and conveying components that uses a heat-formed bearing strip provided with cells. The cells preferably all have the same standard size, and the components are maintained in place in the cells using a filler material that can be configured at will. The disclosure also relates to a component supply device including such a device, and to a method for implementing such a device.Type: ApplicationFiled: March 9, 2009Publication date: April 14, 2011Applicant: CENTRE NATIONAL DE LA RECHERCHE SCIENTIFFIQUE (CNRS)Inventors: Philippe Lutz, Christophe Perrard
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Publication number: 20100275892Abstract: Internal combustion petrol engine comprising an engine block (2) connected to an intake circuit (3) including a compressor (6) and an exhaust circuit (4) including a turbine (13) which drives the compressor, the internal combustion engine including an exhaust gas recirculation circuit (11) which is connected to the exhaust circuit downstream of the turbine and is connected to the intake circuit upstream of the compressor, the recirculation circuit comprising a cooler. Method of managing such an engine.Type: ApplicationFiled: October 9, 2008Publication date: November 4, 2010Applicant: VALEO SYSTEMES DE CONTROLE MOTEURInventors: Philippe Lutz, Sebastien Potteau, Laurent Albert
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Patent number: 7790280Abstract: A structural reinforcement for a hollow member comprising a rigid reinforcing member having a shape that substantially conforms to the cross section of the hollow member to be reinforced with an expandable adhesive material over at least a portion of the surface of the structural reinforcement having one or more extensions on its external surface which control and direct the direction in which the adhesive material expands to bond the reinforcing member to the internal surface of the hollow member, some of the extensions also provide improved reinforcement.Type: GrantFiled: June 15, 2005Date of Patent: September 7, 2010Assignee: Zephyros, Inc.Inventors: Dominique Busseuil, Jean Philippe Bourdin, Eric Le Gall, Serge Bieber, Jean Philippe Lutz
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Publication number: 20100031911Abstract: A method and a device for starting a diesel engine with no heater plugs, comprising pistons and cylinders defining combustion chambers into which gases intended to participate in combustion are admitted, in which method a strategy is adopted whereby the gases present in the chambers are heated up in such a way as to raise them to a minimum temperature within the entire volume defined by the chambers when the pistons are in the position of maximum compression or close to that position. The gases are heated by compressing the air in the cylinders using an electrical machine, or using a heating system in the intake.Type: ApplicationFiled: September 22, 2006Publication date: February 11, 2010Inventors: Bertrand Gessier, Claudiu Vasilescu, Michael Chemin, Laurent Albert, Philippe Colacicco, Yohan Comorassamy, Benoit Dupeux, Nicolas Labbe, Philippe Lutz
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Patent number: 7478478Abstract: Parts are provided which combine structural reinforcement of hollow profiles and light weight means of attachment. Optionally, the part may also provide an acoustic baffle. The parts consists of a core coated with expandable structural reinforcing foam on at least part of its surface the core being provided with means for receipt of a nut and means to prevent rotation of the nut. Optionally, a piece of a second expandable material is provided on at least one extremity which can expand to fill the entire cross section of the hollow profile. In a preferred embodiment, the hollow profile is the A, B or C pillar of a vehicle and the nut is used for attaching doors.Type: GrantFiled: August 8, 2005Date of Patent: January 20, 2009Assignee: Zephyros, inc.Inventors: Jean-Philippe Lutz, Serge Bieber, Eric Le Gall, Jean-Philippe Bourdin
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Patent number: 7255388Abstract: A structural reinforcement for a hollow section at least part of at least one of whose surfaces is the internal surface of an external panel comprising a rigid reinforcing member having a shape that substantially conforms to the cross section to be reinforced. An expandable adhesive material is provided over a portion of the surface of the rigid reinforcing member and the shape of the rigid reinforcing member and the amount and location of the expandable adhesive is such that upon foaming the foam contacts and bonds to the internal surfaces of the hollow section other than the interior surface of the external panel. In this way deformation of the external body panel during the foaming and/or cooling of the foamed expandable material is reduced or prevented.Type: GrantFiled: May 6, 2004Date of Patent: August 14, 2007Assignee: Zephyros, Inc.Inventors: Eric Le Gall, Jean-Philippe Lutz, Serge Bieber
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Patent number: 7144071Abstract: A part for reinforcement of hollow structures comprises a series of segments flexibly interlinked to enable the part to be adjusted to fit structures of irregular cross section and direction, the segments contain foamable material which can be activated to fill the space between the parts and the hollow structure.Type: GrantFiled: May 6, 2003Date of Patent: December 5, 2006Assignee: L&L Products, Inc.Inventors: Eric Le Gall, Jean-Philippe Lutz, Serge Bieber, Denis Souvay
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Publication number: 20060006695Abstract: Parts are provided which combine structural reinforcement of hollow profiles and light weight means of attachment. Optionally, the part may also provide an acoustic baffle. The parts consists of a core coated with expandable structural reinforcing foam on at least part of its surface the core being provided with means for receipt of a nut and means to prevent rotation of the nut. Optionally, a piece of a second expandable material is provided on at least one extremity which can expand to fill the entire cross section of the hollow profile. In a preferred embodiment, the hollow profile is the A, B or C pillar of a vehicle and the nut is used for attaching doors.Type: ApplicationFiled: August 8, 2005Publication date: January 12, 2006Applicant: L&L Products, Inc.Inventors: Jean-Philippe Lutz, Serge Bieber, Eric Le Gall, Jean-Philippe Bourdin