Patents by Inventor Laurent Albert
Laurent Albert 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: 8074628Abstract: Device for air intake of a heat engine including: a main circulation system (105) which connects a supercharging apparatus (106) or an air intake manifold (107) which incorporates a heat exchanger (108), a bypass system (109) linked to the main circulation system along the exchanger, the bypass system incorporating a heating apparatus (29), a circuit selection device mounted between the main circulation system and the bypass system to channel at least some of the air into one or the other system.Type: GrantFiled: April 26, 2007Date of Patent: December 13, 2011Assignee: Valeo Systemes de Controle MoteurInventors: Laurent Albert, Michael Maitre, Samuel Leroux
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Publication number: 20110193005Abstract: A valve has a body, a fluid inlet duct and two fluid outlet ducts delimited by the body, an intersection formed at an area where the fluid inlet duct opens into the two fluid outlet ducts, and a butterfly valve disposed in the intersection. The butterfly valve is operable to be actuated between a first extreme position in which the butterfly valve directs the fluid mainly toward the first outlet duct and a second extreme position in which the butterfly valve directs the fluid mainly toward the second outlet duct. In the first extreme position, the butterfly valve has a first portion partially blocking the second outlet duct and, in the second extreme position, the butterfly valve has another portion blocking the first outlet duct.Type: ApplicationFiled: April 12, 2011Publication date: August 11, 2011Applicant: VALEO SYSTEMES DE CONTROLE MOTEURInventor: Laurent ALBERT
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Publication number: 20110192142Abstract: The filtration device (12) for exhaust gases from a heat engine, characterized in that it includes filtration means (14, 19) adapted to treat the gases circulating between a particulate filter (8) and an exchanger EGR.Type: ApplicationFiled: July 31, 2009Publication date: August 11, 2011Applicant: VALEO SYSTEMES DE CONTROLE MOTEURInventors: Laurent Albert, Stephane Peyrazat
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Patent number: 7992589Abstract: A valve including a body delimiting an inlet duct opening into a first and second outlet duct. The body includes a first butterfly valve element and a second butterfly valve element. The first butterfly valve element is mounted on a first transmission gearwheel connected to a drive motor and is movable into two closed positions on either side of an open position of the first duct. The first transmission gearwheel is connected to a second transmission gearwheel, on which the second butterfly valve element is connected by a one-way positive drive element. When the first butterfly valve element is moved from an open position to one of the two closed positions in the first duct, the second butterfly valve element is driven from a closed position to an open position of the second duct. The valve includes a member for returning the second butterfly valve element to the closed position.Type: GrantFiled: April 26, 2007Date of Patent: August 9, 2011Assignee: Valeo Systemes de Controle MoteurInventors: Laurent Albert, Samuel Leroux, Guillaume Davoult
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Publication number: 20110114211Abstract: A three-way valve (1) with two flaps (5, 6) respectively positioned in two of the three paths (2, 3) of the valve and comprising means (7-12) for controlling and actuating the flaps (5, 6) to make them pivot from one to the other of two positions in which the paths (2, 3) are either open or closed. Single control means (7) are provided for both flaps (5, 6), and there are actuating means (9-12) designed to be controlled by the single control means (7) and to actuate the two flaps (5, 6) with a temporal phase shift.Type: ApplicationFiled: December 18, 2008Publication date: May 19, 2011Inventors: Samuel Leroux, Laurent Albert, Mathieu Lallemant
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Publication number: 20110061380Abstract: An EGR loop of an internal combustion engine of a motor vehicle, comprising the engine (1), a combustion-gas exhaust manifold (2), a turbine (5) of a turbocharger (4), the exhaust gas recirculation (EGR) loop (8), with a cooler (9), a compressor (6) of the turbocharger (4), in order to receive a portion of the exhaust gases and of the cool air and in which the pressure of the mixture is increased, an inlet manifold (3) of the engine (1) in order to receive the air from the compressor (6), with a particle filter (7) for cleaning the exhaust gases downstream of the turbine (5) and a low-pressure, single-flap, three-way valve (10). The valve (10) is placed upstream of the compressor (6), connected thereto via its outlet (17) in order to receive, at its two inlets (15, 16), cool air and the cleaned and cooled exhaust gases.Type: ApplicationFiled: December 18, 2008Publication date: March 17, 2011Inventors: Samuel Leroux, Laurent Albert
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Publication number: 20110048004Abstract: A motor vehicle internal combustion engine EGR loop, in which: with the fresh air flow rate in the air inlet path (2) of the EGR valve (1) set at a maximum, the path (3) for the EGR gases in the valve is progressively opened, and before the EGR gas flow rate in the valve increases any further, the fresh air inlet path (2) is progressively closed in order to continue to cause the EGR gas flow rate to increase on an increasing monotonous curve.Type: ApplicationFiled: December 18, 2008Publication date: March 3, 2011Inventors: Samuel Leroux, Laurent Albert, Sebastien Adenot
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Publication number: 20100281699Abstract: An absolute position sensor with serial reading, that includes at least one detector capable of detecting transitions in a target pattern present on a member mobile relative to the detector. The sensor includes a shift register capable of storing a predetermined number of consecutive data from the detector, and a mechanism comparing the value of the register to a set of predetermined values each corresponding to a position of the detector relative to the target pattern.Type: ApplicationFiled: September 16, 2008Publication date: November 11, 2010Applicant: RENAULT S.A.S.Inventors: Laurent Albert, Christophe Dang Van Nhan
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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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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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Publication number: 20090320808Abstract: A valve for a combustion engine air intake circuit, where the valve includes a main pipe and a bypass duct with upstream and downstream ends opening into the main pipe. The valve also includes a heating member that is positioned in the bypass duct and a shut-off member mounted such that it can move between a first position in which airflow can pass through the main pipe and a second position in which airflow can pass through the bypass duct.Type: ApplicationFiled: July 5, 2007Publication date: December 31, 2009Applicant: Valeo Systemes de Controle MoteurInventors: Laurent Albert, Michael Maitre, Yohan Comorassamy
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Publication number: 20090293973Abstract: A valve including a body that defines first and second ducts that open out into a third duct. The first duct is provided with a first shutter and the second duct is provided with a second shutter connected to drive means arranged to move the shutters in a normal mode of operation in which the second shutter is in the closed position and the first shutter is adjustable in position between an open position and a first closed position, a stop mode in which the second shutter is in its closed position and the first shutter is in its first closed position, and a secondary mode of operation in which the second shutter is in its open position and the first shutter is in a second closed position.Type: ApplicationFiled: April 26, 2007Publication date: December 3, 2009Applicant: VALEO SYSTEMES DE CONTROLE MOTEURInventors: Laurent Albert, Arnold Rimpau
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Publication number: 20090260587Abstract: Device for air intake of a heat engine including: —a main circulation system (105) which connects a supercharging apparatus (106) or an air intake manifold (107) which incorporates a heat exchanger (108), —a bypass system (109) linked to the main circulation system along the exchanger, the bypass system incorporating a heating apparatus (29), —a circuit selection device mounted between the main circulation system and the bypass system to channel at least some of the air into one or the other system.Type: ApplicationFiled: April 26, 2007Publication date: October 22, 2009Applicant: VALEO SYSTEMES DE CONTROLE MOTEURInventors: Laurent Albert, Michael Maitre, Samuel Leroux
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Publication number: 20090249850Abstract: The invention relates to a device (1) for marking parts by percussion including a mobile punch (3) adapted to strike a part (2) to be marked so as to deform it, the device being characterized in that it includes impact detection means capable of detecting impact of the punch (3) on said part (2) to be marked and processor means functionally connected to the impact detection means to evaluate the time between the impact time and a predetermined origin time before the impact time.Type: ApplicationFiled: May 31, 2006Publication date: October 8, 2009Inventors: Laurent Albert Paul Baud, Stephane Noel Jacob
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Publication number: 20090107108Abstract: This invention relates to a nacelle for bypass engine with a high bypass ratio comprising an interior flow channel for a secondary flow generated by the bypass engine and having an external structure provided with a reverse thrust device capable of alternately shifting from a closed position in which it enables circulation of the direct-jet secondary flow inside the interior channel, to an open position in which it uncovers an opening in the external structure so as to enable reorientation of the secondary flow in an angled flow via activation of the reverse thrust means; in open position, the reverse thrust device partially blocks the interior channel so as to provide a leakage section therein, enabling circulation of a controlled leakage flow, said nacelle being characterized in that, when the thrust reversal device is in open position and has an angled-jet reversal section and a leakage section through the interior channel the sum of which is substantially equal to a direct-jet secondary flow discharge secType: ApplicationFiled: April 12, 2007Publication date: April 30, 2009Inventors: Guy Bernard Vauchel, Jean Fabrice Marcel Portal, Laurent Albert Blin, Christophe Thorel
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Publication number: 20090050830Abstract: A valve including a body delimiting an inlet duct opening into a first and second outlet duct. The body includes a first butterfly valve element and a second butterfly valve element. The first butterfly valve element is mounted on a first transmission gearwheel connected to a drive motor and is movable into two closed positions on either side of an open position of the first duct. The first transmission gearwheel is connected to a second transmission gearwheel, on which the second butterfly valve element is connected by a one-way positive drive element. When the first butterfly valve element is moved from an open position to one of the two closed positions in the first duct, the second butterfly valve element is driven from a closed position to an open position of the second duct. The valve includes a member for returning the second butterfly valve element to the closed position.Type: ApplicationFiled: April 26, 2007Publication date: February 26, 2009Applicant: VALEO SYSTEMES DE CONTROLE MOTEURInventors: Laurent Albert, Samuel Leroux, Guillaume Davoult
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Patent number: 7484355Abstract: The invention relates to a device comprising gratings, which are used to form a reverse flow from a jet engine thrust flow. The inventive device comprises a plurality of flow diverter gratings which are disposed side-by-side at the outer edge of an annular thrust flow circulation channel. Each of the gratings comprises a plurality of intersecting inner transverse blades and inner longitudinal blades, two adjacent gratings being separated by a side clearance which generates a leakage flow. The device also comprises means of re-directing the aforementioned leakage flow in a direction such as to increase the effectiveness of the reverse flow, said re-direction means comprising aerodynamic appendages which are mounted to at least one outer longitudinal edge of each grating.Type: GrantFiled: December 22, 2003Date of Patent: February 3, 2009Assignee: AircelleInventors: Laurent Albert Blin, Xavier Cazuc, Guy Bernard Vauchel
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Publication number: 20080308079Abstract: The invention concerns an exhaust gas recycling device comprising a cooled path (5) and a non-cooled path (6) connected through a selective connection means (7) to a conduit (14) provided with a valve (7) including a chamber (9) connected to the conduit and accommodating a mobile flow regulating element and perforated with a passage orifice (16) for defining a variable cross-section for allowing through exhaust gases. The cooled and non-cooled paths have each one end opening on to a wall (10) of the chamber and the regulating element is mounted opposite said wall to be mobile between a first extreme position wherein the passage orifice is opposite the cooled path and a second extreme position wherein the passage orifice is opposite the non-cooled path, the regulating element having an intermediate position wherein the regulating element closes the cooled and non-cooled paths.Type: ApplicationFiled: March 8, 2006Publication date: December 18, 2008Applicant: VALEO SYSTEMES DE CONTROLE MOTEURInventor: Laurent Albert
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Publication number: 20080296525Abstract: A valve has a body, a fluid inlet duct delimited by the body, two fluid outlet ducts into which the fluid inlet duct opens, an intersection formed by the two fluid outlet ducts, a butterfly valve disposed in the intersection, and a motor, to which the butterfly valve is connected, for actuating the butterfly valve between a first extreme position in which the butterfly valve directs the fluid mainly toward the first outlet duct and a second extreme position in which the butterfly valve directs the fluid mainly toward the second outlet duct. The motor is placed between the outlet ducts in the vicinity of a connecting zone connecting the two outlet ducts to one another. The butterfly valve is mounted in front of the connecting zone so that the butterfly valve forms a screen against the fluid for the connecting zone.Type: ApplicationFiled: November 30, 2006Publication date: December 4, 2008Applicant: VALEO SYSTEMES DE CONTROLE MOTEURInventor: Laurent Albert
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Publication number: 20080237526Abstract: A valve has a first duct, a second duct into which the first duct opens, thereby defining an intersection that forms a seat at right angles to the first duct for a valve disk that slides in the second duct at right angles to the seat between a closed position and an open position, and an actuator for operating the valve disk between its two positions. For the open position, the actuator is controlled to bring the valve disk into close proximity to a wall of the second duct facing the seat.Type: ApplicationFiled: October 19, 2006Publication date: October 2, 2008Applicant: VALEO SYSTEMES DE CONTROLE MOTEURInventors: Laurent Albert, Antoine Dutot, Nicolas Renard