Patents by Inventor Heinz Lemberger
Heinz Lemberger 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).
-
Patent number: 8206255Abstract: Actuator adapted to cooperate with a drive of an endothermic engine including power source and a releasable accessory, the actuator including a box-shaped casing, a motorized eccentric group housed inside the casing and including a reduction gearing, an arm cooperating with the eccentric group and supporting a friction wheel adapted to cooperate with the accessory and with the power source, the arm being mobile between an engaged position and a disengaged position of the accessory.Type: GrantFiled: February 24, 2006Date of Patent: June 26, 2012Assignee: Dayco Europe S.r.l.Inventors: Federico Domenico Licata, Gianluca Cariccia, Heinz Lemberger
-
Patent number: 8100793Abstract: A tensioner (1; 50; 60) for a vehicle belt drive, having a housing (2) defining a cavity (3) having an axis (A); at least one arm (4) fitted to the housing (2) to rotate about the axis (A); an idle pulley (5) fitted to the arm (4); a torsion bar elastic member (6) housed at least partly in the cavity (3) and having a first end portion (15) integral with the arm (4), and a second hand portion (16) connected rigidly to a retaining portion (17) to permit tensioning of the elastic member (6); and a damping device (30) for damping oscillation of the arm (4), and having a conical friction member (32) cooperating axially with a mating surface (34) and loaded by axial elastic means (33). The friction member (32) is interposed between the arm (4) and the housing (2); and the elastic member (6) produces an axial thrust component depending on torsion of the elastic member and for pressing the friction member (32) and the mating surface.Type: GrantFiled: May 12, 2005Date of Patent: January 24, 2012Assignees: Dayco Europe S.R.L. Con Unico Socio, Bayerische Motoren Werke AktiengesellschaftInventors: Luca D'Amicantonio, Heinz Lemberger
-
Patent number: 7918758Abstract: In a drive assembly for driving a pulley of a water pump of a combustion engine, a movable supporting arm is fitted idly with a drive wheel, and is loaded by a torsion spring to bring the drive wheel into angular engagement with the pulley fitted to the shaft of the pump, and with a drive belt of the engine; an actuating device (being activatable to exert a force in opposition to that exerted by the torsion spring, and detach the drive wheel from the pulley.Type: GrantFiled: April 1, 2004Date of Patent: April 5, 2011Assignee: Dayco Europe S.R.L.Inventors: Tommaso Di Giacomo, Heinz Lemberger
-
Patent number: 7901311Abstract: Belt drive assembly for driving accessory parts of an internal combustion engine comprising a reversible electric machine, comprising a belt with a plurality of longitudinal ribs alternating with grooves and with a plurality of cavities spaced at equal distances from each other longitudinally and obtained transversely with respect to the ribs in such a way as to interrupt them; the pulley comprises a plurality of ribs suited to engage the grooves of the belt and a plurality of teeth transverse with respect to the ribs, spaced at equal distances from each other on the circumference and suited to engage the respective cavities of the belt. The cavities of the belt have a depth at the most equal to the height of the ribs of the belt itself, and the ribs of the pulley have a radial height larger than the teeth, so as to cooperate with the belt continuously along the whole winding arc.Type: GrantFiled: October 28, 2005Date of Patent: March 8, 2011Assignee: Dayco Europe S.r.l.Inventors: Tommaso Di Giacomo, Heinz Lemberger
-
Patent number: 7730855Abstract: A coolant controller for a coolant circuit of an internal combustion engine has a housing and a thermostat valve arranged therein. The thermostat valve has at least one valve closing member loadable by a working element as a function of a temperature value, a temperature sensor as well as a heating element for the working element. The housing is provided with at least one plug from which connecting lines extend to the temperature sensor. A current supply for the heating element is present. The plug, the temperature sensor, the connecting lines and the current supply for the heating element are provided as a pre-manufactured assembly and this assembly is integrated into the housing.Type: GrantFiled: March 6, 2008Date of Patent: June 8, 2010Assignees: Behr Thermot-tronik GmbH, Bayerische Motoren Werke AktiengesellscahaftInventors: Heinz Lemberger, Barbu Frunzetti, Wolfgang Richter
-
Publication number: 20090023546Abstract: Actuator adapted to cooperate with a drive of an endothermic engine including power source and a releasable accessory, the actuator including a box-shaped casing, a motorized eccentric group housed inside the casing and including a reduction gearing, an arm cooperating with the eccentric group and supporting a friction wheel adapted to cooperate with the accessory and with the power source, the arm being mobile between an engaged position and a disengaged position of the accessory.Type: ApplicationFiled: February 24, 2006Publication date: January 22, 2009Applicant: DAYCO EUROPE S.r.l.Inventors: Federico Domenico Licata, Gianluca Cariccia, Heinz Lemberger
-
Patent number: 7468013Abstract: In a belt drive of an internal combustion engine, a two-arm belt tensioner has a fixed tubular supporting portion; a first and a second arm fitted to the tubular supporting portion to rotate about a common hinge axis, and supporting respective idle wheels cooperating with respective branches of the drive belt; and an elastic device for forcing the arms towards each other; the elastic device having a torsionally elastic elongated member extending through the tubular supporting portion, coaxially with the hinge axis, and having respective opposite end portions projecting outwards of the tubular supporting portion; the end portions being fitted with respective end caps, one of which is fitted directly with one of the arms, and houses one end, connected integrally to the other cap, of the other arm.Type: GrantFiled: April 1, 2004Date of Patent: December 23, 2008Assignees: Dayco Europe S.r.l., Bayerische Motoren Werke AktiengesellschaftInventors: Tommaso Di Giacomo, Heinz Lemberger
-
Publication number: 20080293527Abstract: A tensioner (1; 50; 60) for a vehicle belt drive, having a housing (2) defining a cavity (3) having an axis (A); at least one arm (4) fitted to the housing (2) to rotate about the axis (A); an idle pulley (5) fitted to the arm (4); a torsion bar elastic member (6) housed at least partly in the cavity (3) and having a first end portion (15) integral with the arm (4), and a second hand portion (16) connected rigidly to a retaining portion (17) to permit tensioning of the elastic member (6); and a damping device (30) for damping oscillation of the arm (4), and having a conical friction member (32) cooperating axially with a mating surface (34) and loaded by axial elastic means (33). The friction member (32) is interposed between the arm (4) and the housing (2); and the elastic member (6) produces an axial thrust component depending on torsion of the elastic member and for pressing the friction member (32) and the mating surface.Type: ApplicationFiled: May 12, 2005Publication date: November 27, 2008Inventors: Luca D'Amicantonio, Heinz Lemberger
-
Publication number: 20080274847Abstract: A belt tensioning device for a continuous belt drive. The device includes a torsion spring assembly (20) with a longitudinal axis (A2) and with at least one torsion bar or torsion tube (32). The torsion spring assembly (20) can be clamped axially and in a rotationally fixed way into a rack. A tensioning arm (19), at one end, is arranged at the torsion spring assembly (20) so as to be aligned approximately radially relative to the longitudinal axis (A2). A tensioning roller (15) is rotatably fixed at the other end of the tensioning arm (19). The axis of rotation (A1) of the tensioning roller (15) extends substantially parallel relative to the longitudinal axis (A2) of the torsion spring assembly (20), and the tensioning arm (19) can be resiliently supported relative to the rack so as to oscillate around the longitudinal axis (A2).Type: ApplicationFiled: May 5, 2008Publication date: November 6, 2008Inventors: Heinz Lemberger, Rudolf Berger, Manfred Jung, Vladimir Kobelev
-
Patent number: 7425186Abstract: An articulated-arm assembly for a friction gear of an internal combustion engine that is equipped with belt-driven auxiliary assemblies. The assembly comprises a friction wheel which is urged into engagement with a belt of the auxiliary belt drive, and an articulated arm which guides the friction wheel and can be pivoted about an axis. This arrangement provides a compact articulation that uses existing installation space for the mounting of the articulated-arm assembly. The articulated arm is provided on a mounting unit with a pivot actuator, and preferably with a fixing device configured as a multi-part housing that permits the entire articulated-arm assembly to be mounted on the engine.Type: GrantFiled: April 7, 2006Date of Patent: September 16, 2008Assignee: Bayerische Motoren Werke AktiengesellschaftInventor: Heinz Lemberger
-
Publication number: 20080216776Abstract: A coolant controller for a coolant circuit of an internal combustion engine has a housing and a thermostat valve arranged therein. The thermostat valve has at least one valve closing member loadable by a working element as a function of a temperature value, a temperature sensor as well as a heating element for the working element. The housing is provided with at least one plug from which connecting lines extend to the temperature sensor. A current supply for the heating element is present. The plug, the temperature sensor, the connecting lines and the current supply for the heating element are provided as a pre-manufactured assembly and this assembly is integrated into the housing.Type: ApplicationFiled: March 6, 2008Publication date: September 11, 2008Applicants: BEHR THERMOT-TRONIK GMBH, BAYERISCHE MOTOREN WERKE AKTIENGESELLSCHAFTInventors: Heinz Lemberger, Barbu Frunzetti, Wolfgang Richter
-
Patent number: 7384369Abstract: A friction wheel drive for an internal combustion engine's a unit belt drive for a secondary unit includes a control system, a friction wheel that engages frictionally with an outer side of a belt in a wrap-around portion of a drive wheel of the internal combustion engine and that is controlled by the control system to engage or disengage frictionally with a drive wheel of the secondary unit, and a guidance system having an arc section for guiding the movement of the friction wheel with the control system. The arc section is arranged equidistant from the axis of rotation of the drive or driven wheel relative to the driven wheel to the outside of the belt in the wrap-around portion for turning the secondary unit on and off.Type: GrantFiled: May 25, 2005Date of Patent: June 10, 2008Assignees: Bayerische Motoren Werke Aktiengesellschaft, Peugeot Citroen Automobiles Societe AnonymeInventors: Rudolf Wimmer, Heinz Lemberger
-
Patent number: 7367916Abstract: A belt drive for a secondary unit of an internal combustion engine includes a friction wheel drive having a friction wheel, a cam device for adjusting the engagement of the friction wheel to the drive wheel of the secondary unit, the cam device having a cam, a swivel arm by which the friction wheel is connected to the cam which is rotationally mounted on a side of the engine, and a spring biasing the swivel arm in a tension direction. The friction wheel is in permanent position of frictional engagement with a drive wheel of the secondary unit to drive the secondary unit and with an outside of a belt on a drive wheel of the internal combustion engine or of another secondary unit.Type: GrantFiled: May 18, 2005Date of Patent: May 6, 2008Assignees: Bayerische Motoren Werke Aktiengesellschaft, Peugeot Citroen Automobiles Societe AnonymeInventors: Rudolf Wimmer, Peter Foessl, Philipp Wieser, Heinz Lemberger
-
Patent number: 7367908Abstract: A belt tensioning device for a continuous belt drive. The device includes a torsion spring assembly (20) with a longitudinal axis (A2) and with at least one torsion bar or torsion tube (32). The torsion spring assembly (20) can be clamped axially and in a rotationally fast way into a rack. A tensioning arm (19), at one end, is arranged at the torsion spring assembly (20) so as to be aligned approximately radially relative to the longitudinal axis (A2). A tensioning roller (15) is rotatably fixed at the other end of the tensioning arm (19). The axis of rotation (A1) of the tensioning roller (15) extends substantially parallel relative to the longitudinal axis (A2) of the torsion spring assembly (20), and the tensioning arm (19) can be resiliently supported relative to the rack so as to oscillate around the longitudinal axis (A2).Type: GrantFiled: January 10, 2004Date of Patent: May 6, 2008Assignee: Muhr Und Bender KGInventors: Heinz Lemberger, Rudolf Berger, Manfred Jung, Vladimir Kobelev
-
Patent number: 7288045Abstract: A friction gear for a separate accessory of a combustion engine equipped with belt-driven auxiliary units, including a frictional wheel guided by a swivel arm coupled to the engine, to which a protection device is assigned, with the swivel arm and the frictional wheel/protection device provided as a single assembly. The swivel arm provided in the form of a hollow profile includes, on the one hand, a housing which has a single part, flat-cylindrical design and which serves as an essentially closed frictional wheel/protection device with a frictional wheel that can be rotationally mounted between housing end walls and, on the other hand, a coupling location, such that the swivel arm forming a whole with the protective housing and with the coupling location is designed so that it can be assembled over at least one longitudinal partition.Type: GrantFiled: April 7, 2006Date of Patent: October 30, 2007Assignee: Bayerische Motoren Werke AktiengesellschtInventor: Heinz Lemberger
-
Publication number: 20070137593Abstract: In a drive assembly for driving a pulley of a water pump of a combustion engine, a movable supporting arm is fitted idly with a drive wheel, and is loaded by a torsion spring to bring the drive wheel into angular engagement with the pulley fitted to the shaft of the pump, and with a drive belt of the engine; an actuating device being activatable to exert a force in opposition to that exerted by the torsion spring, and detach the drive wheel from the pulley.Type: ApplicationFiled: April 1, 2004Publication date: June 21, 2007Inventors: Tommaso Di Giacomo, Heinz Lemberger
-
Publication number: 20070037648Abstract: In a belt drive of an internal combustion engine, a two-arm belt tensioner has a fixed tubular supporting portion; a first and a second arm fitted to the tubular supporting portion to rotate about a common hinge axis, and supporting respective idle wheels cooperating with respective branches of the drive belt; and an elastic device for forcing the arms towards each other; the elastic device having a torsionally elastic elongated member extending through the tubular supporting portion, coaxially with the hinge axis, and having respective opposite end portions projecting outwards of the tubular supporting portion; the end portions being fitted with respective end caps, one of which is fitted directly with one of the arms, and houses one end, connected integrally to the other cap, of the other arm.Type: ApplicationFiled: April 1, 2004Publication date: February 15, 2007Inventors: Tommaso Di Giacomo, Heinz Lemberger
-
Publication number: 20060264283Abstract: An articulated-arm assembly for a friction gear of an internal combustion engine that is equipped with belt-driven auxiliary assemblies. The assembly comprises a friction wheel which is urged into engagement with a belt of the auxiliary belt drive, and an articulated arm which guides the friction wheel and can be pivoted about an axis. This arrangement provides a compact articulation that uses existing installation space for the mounting of the articulated-arm assembly. The articulated arm is provided on a mounting unit with a pivot actuator, and preferably with a fixing device configured as a multi-part housing that permits the entire articulated-arm assembly to be mounted on the engine.Type: ApplicationFiled: April 7, 2006Publication date: November 23, 2006Applicant: Bayerische Motoren Werke AktiengesellschaftInventor: Heinz Lemberger
-
Publication number: 20060213317Abstract: A friction gear for a separate accessory of a combustion engine equipped with belt-driven auxiliary units, including a frictional wheel guided by a swivel arm coupled to the engine, to which a protection device is assigned, with the swivel arm and the frictional wheel/protection device provided as a single assembly. The swivel arm provided in the form of a hollow profile includes, on the one hand, a housing which has a single part, flat-cylindrical design and which serves as an essentially closed frictional wheel/protection device with a frictional wheel that can be rotationally mounted between housing end walls and, on the other hand, a coupling location, such that the swivel arm forming a whole with the protective housing and with the coupling location is designed so that it can be assembled over at least one longitudinal partition.Type: ApplicationFiled: April 7, 2006Publication date: September 28, 2006Applicant: Bayerische Motoren Werke AGInventor: Heinz Lemberger
-
Publication number: 20060100051Abstract: Belt drive assembly for driving accessory parts of an internal combustion engine comprising a reversible electric machine, comprising a belt with a plurality of longitudinal ribs alternating with grooves and with a plurality of cavities spaced at equal distances from each other longitudinally and obtained transversely with respect to the ribs in such a way as to interrupt them; the pulley comprises a plurality of ribs suited to engage the grooves of the belt and a plurality of teeth transverse with respect to the ribs, spaced at equal distances from each other on the circumference and suited to engage the respective cavities of the belt. The cavities of the belt have a depth at the most equal to the height of the ribs of the belt itself, and the ribs of the pulley have a radial height larger than the teeth, so as to cooperate with the belt continuously along the whole winding arc.Type: ApplicationFiled: October 28, 2005Publication date: May 11, 2006Applicant: DAYCO EUROPE S.r.I. con Unico SocioInventors: Tommaso Di Giacomo, Heinz Lemberger