Patents by Inventor Herve TCHAMGOUE
Herve TCHAMGOUE 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: 11702968Abstract: A component for an exhaust system of an internal combustion engine includes a component housing (22) elongated in the direction of a housing axis with an exhaust gas inlet (21) and with an exhaust gas outlet (24) and a carrier assembly unit (28) for connecting the component (16) to a carrier structure. The carrier assembly unit (28) includes a carrier rod (46), the carrier rod (46) being fixed to the component housing (22) in at least two fastening areas (60, 62) located at spaced locations from one another along the carrier rod (46). The carrier assembly unit (28) has at least one carrier rod connection area (52, 54) for connection to the carrier structure.Type: GrantFiled: June 16, 2020Date of Patent: July 18, 2023Assignee: PUREM GMBHInventors: Benjamin Röhr, Frank Berkemer, Herve Tchamgoue, Thomas Müller
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Patent number: 11519312Abstract: An exhaust gas heater for an exhaust gas system of a combustion engine includes a disk-like carrier defining a heater longitudinal axis and having a first axial side. The carrier has an outer peripheral region disposed radially outwardly of the longitudinal axis and a radially inwardly disposed central region. A heating conductor has a heating region arranged on the first axial side of the carrier. At least one holding member holds the heating conductor on the carrier. The holding member includes at least one holding portion engaging around the heating conductor at the heating region thereof. The carrier has at least one fastening opening formed therein. The holding member includes at least one fastening portion engaging into the at least one fastening opening so as to be fixed to the carrier.Type: GrantFiled: May 7, 2021Date of Patent: December 6, 2022Assignee: Purem GmbHInventors: Herve Tchamgoue, Christian Walter, Joachim Mueller
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Patent number: 11441461Abstract: A mixer device for an exhaust system of an internal combustion engine includes a tubular carrier (30) enclosing a mixer longitudinal axis (A) in a ring shape configuration and a mixer insert (28) carried at the carrier (30). The mixer insert (28) has a plurality of connection attachments (52, 54, 56) located at spaced locations from one another in relation to the mixer longitudinal axis (A) radially on the outside. The carrier (30) has a plurality of connection recesses (60, 62) for the permanent connection of the mixer insert (28) to the carrier (30).Type: GrantFiled: September 29, 2020Date of Patent: September 13, 2022Assignee: Purem GmbHInventors: Benjamin Röhr, Herve Tchamgoue, Frank Berkemer, Ruben Hass, Benjamin Deuscher, Thomas Müller
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Patent number: 11384670Abstract: A mixer assembly unit, especially for an exhaust system of an internal combustion engine of a vehicle, includes a mixer body (48) with an incoming flow side (58) and with an outgoing flow side (60); and a carrier element (24) with a carrier element body (44) enclosing the mixer body (48) radially on an outside in relation to a mixer longitudinal axis. The mixer body (48) includes a plurality of flow deflection elements (62) and at least one holding area (70). The carrier element (24) includes a counter holding area (46) in association with a holding area (70). The counter holding area (46) is connected in substance to the holding area (70). The counter holding area (46) overlaps the holding area (70) at least partly radially on a side oriented in a direction of the outgoing flow side (60) of the mixer body (48).Type: GrantFiled: October 5, 2017Date of Patent: July 12, 2022Assignee: PUREM GMBHInventors: Benjamin Röhr, Roland Schwarz, Frank Müller, Joachim Müller, Herve Tchamgoue, Frank Berkemer, Martin Strähle, Peter Gorke
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Publication number: 20210348535Abstract: An exhaust gas heater for an exhaust gas system of a combustion engine includes a disk-like carrier defining a heater longitudinal axis and having a first axial side. The carrier has an outer peripheral region disposed radially outwardly of the longitudinal axis and a radially inwardly disposed central region. A heating conductor has a heating region arranged on the first axial side of the carrier. At least one holding member holds the heating conductor on the carrier. The holding member includes at least one holding portion engaging around the heating conductor at the heating region thereof. The carrier has at least one fastening opening formed therein. The holding member includes at least one fastening portion engaging into the at least one fastening opening so as to be fixed to the carrier.Type: ApplicationFiled: May 7, 2021Publication date: November 11, 2021Inventors: Herve Tchamgoue, Christian Walter, Joachim Mueller
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Publication number: 20210115826Abstract: A mixer device for an exhaust system of an internal combustion engine includes a tubular carrier (30) enclosing a mixer longitudinal axis (A) in a ring shape configuration and a mixer insert (28) carried at the carrier (30). The mixer insert (28) has a plurality of connection attachments (52, 54, 56) located at spaced locations from one another in relation to the mixer longitudinal axis (A) radially on the outside. The carrier (30) has a plurality of connection recesses (60, 62) for the permanent connection of the mixer insert (28) to the carrier (30).Type: ApplicationFiled: September 29, 2020Publication date: April 22, 2021Inventors: Benjamin RÖHR, Herve TCHAMGOUE, Frank BERKEMER, Ruben HASS, Benjamin DEUSCHER, Thomas MÜLLER
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Publication number: 20200392879Abstract: A component for an exhaust system of an internal combustion engine includes a component housing (22) elongated in the direction of a housing axis with an exhaust gas inlet (21) and with an exhaust gas outlet (24) and a carrier assembly unit (28) for connecting the component (16) to a carrier structure. The carrier assembly unit (28) includes a carrier rod (46), the carrier rod (46) being fixed to the component housing (22) in at least two fastening areas (60, 62) located at spaced locations from one another along the carrier rod (46). The carrier assembly unit (28) has at least one carrier rod connection area (52, 54) for connection to the carrier structure.Type: ApplicationFiled: June 16, 2020Publication date: December 17, 2020Inventors: Benjamin RÖHR, Frank BERKEMER, Herve TCHAMGOUE, Thomas MÜLLER
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Publication number: 20200217238Abstract: An internal combustion engine exhaust system mixer includes a mixer body (12) with deflection elements (16) extending radially outwards from a mixer body center (14). A ring-shaped carrier area (22) adjoins the mixer body radially on the outside and encloses a mixer longitudinal axis. The carrier area includes a mixer connection area (24) for connecting the mixer (10) to an exhaust system component. A pipe connection wall (30) adjoins the mixer connection area and has a wall inner surface (32). A mixer body carrier wall (34) adjoins the mixer connection area, carries the mixer body, and is enclosed by the pipe connection wall. A first transition surface (40) adjoins the wall and is arched essentially continuously concavely between the wall inner surface and the wall outer surface, and axially defines a ring-shaped pipe-mounting intermediate space (38) between the pipe connection wall and the mixer body carrier wall.Type: ApplicationFiled: January 7, 2020Publication date: July 9, 2020Inventors: Benjamin RÖHR, Herve TCHAMGOUE, Frank BERKEMER
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Patent number: 10697347Abstract: An internal combustion engine exhaust system mixer includes a mixer body (12) with deflection elements (16) extending radially outwards from a mixer body center (14). A ring-shaped carrier area (22) adjoins the mixer body radially on the outside and encloses a mixer longitudinal axis. The carrier area includes a mixer connection area (24) for connecting the mixer (10) to an exhaust system component. A pipe connection wall (30) adjoins the mixer connection area and has a wall inner surface (32). A mixer body carrier wall (34) adjoins the mixer connection area, carries the mixer body, and is enclosed by the pipe connection wall. A first transition surface (40) adjoins the wall and is arched essentially continuously concavely between the wall inner surface and the wall outer surface, and axially defines a ring-shaped pipe-mounting intermediate space (38) between the pipe connection wall and the mixer body carrier wall.Type: GrantFiled: January 7, 2020Date of Patent: June 30, 2020Assignee: Eberspächer Exhaust Technology GmbHInventors: Benjamin Röhr, Herve Tchamgoue, Frank Berkemer
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Publication number: 20180100422Abstract: A mixer assembly unit, especially for an exhaust system of an internal combustion engine of a vehicle, includes a mixer body (48) with an incoming flow side (58) and with an outgoing flow side (60); and a carrier element (24) with a carrier element body (44) enclosing the mixer body (48) radially on an outside in relation to a mixer longitudinal axis. The mixer body (48) includes a plurality of flow deflection elements (62) and at least one holding area (70). The carrier element (24) includes a counter holding area (46) in association with a holding area (70). The counter holding area (46) is connected in substance to the holding area (70). The counter holding area (46) overlaps the holding area (70) at least partly radially on a side oriented in a direction of the outgoing flow side (60) of the mixer body (48).Type: ApplicationFiled: October 5, 2017Publication date: April 12, 2018Inventors: Benjamin RÖHR, Roland SCHWARZ, Frank MÜLLER, Joachim MÜLLER, Herve TCHAMGOUE, Frank BERKEMER, Martin STRÄHLE, Peter GORKE
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Patent number: 9748465Abstract: A thermoelectric module (13), for converting thermal energy into electric energy, includes a plurality of leg pairs (26), which have each a p-doped semiconductor leg (27) and an n-doped semiconductor leg (28), which are contacted with one another electrically via metal bridges (29). At least one electrically insulating ceramic plate (30), which is arranged on a hot side (18) of the thermoelectric module (13) or on a cold side (19) of the thermoelectric module (13) and is flatly in contact with metal bridges (29) associated with this side (18, 19) and is fastened thereto. The pressure stability of the thermoelectric module (13) can be improved if the respective ceramic plate (30) is segmented, so that a plurality of ceramic plate segments (31) are arranged next to each other, which are each flatly in contact with a plurality of metal bridges (29) and are fastened thereto.Type: GrantFiled: June 21, 2013Date of Patent: August 29, 2017Assignee: EBERSPAECHER EXHAUST TECHNOLOGY GMBH & CO. KGInventors: Jörg Oesterle, Arnulf Spieth, Andreas Resch, Herve Tchamgoue, Sebastian Leicht
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Patent number: 9416712Abstract: A heat exchanger, for an exhaust gas system (5) of an internal combustion engine (1), includes a thermoelectric module (13), converting thermal energy into electrical energy, having a hot side (17) and a cold side (18). A cooling pipe (15), for a cooling fluid, is arranged on the cold side (18) and a heating pipe (16) for a heating fluid, is arranged on the hot side (17). The cooling pipe (15) and the heating pipe (16) are stacked with the thermoelectric module (13) in a stacking direction (19) and form a stack (20). The heat transfer within the stack (20) is improved with at least one of the pipes (15, 16) being curved toward the thermoelectric module (13) at an outer pipe face (26) and with the thermoelectric module (13) curved toward the pipe (15, 16) at an outer module face (27) facing the particular pipe (15, 16).Type: GrantFiled: June 21, 2013Date of Patent: August 16, 2016Assignee: EBERSPÄCHER EXHAUST TECHNOLOGY GMBH & CO. KGInventors: Jörg Oesterle, Andreas Resch, Sebastian Leicht, Arnulf Spieth, Herve Tchamgoue, Ralf Mohr
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Publication number: 20150337712Abstract: A heat exchanger, for an exhaust gas system (5) of an internal combustion engine (1), includes a thermoelectric module (13), converting thermal energy into electrical energy, having a hot side (17) and a cold side (18). A cooling pipe (15), for a cooling fluid, is arranged on the cold side (18) and a heating pipe (16) for a heating fluid, is arranged on the hot side (17). The cooling pipe (15) and the heating pipe (16) are stacked with the thermoelectric module (13) in a stacking direction (19) and form a stack (20). The heat transfer within the stack (20) is improved with at least one of the pipes (15, 16) being curved toward the thermoelectric module (13) at an outer pipe face (26) and with the thermoelectric module (13) curved toward the pipe (15, 16) at an outer module face (27) facing the particular pipe (15, 16).Type: ApplicationFiled: June 21, 2013Publication date: November 26, 2015Inventors: Jörg OESTERLE, Andreas RESCH, Sebastian LEICHT, Arnulf SPIETH, Herve TCHAMGOUE, Ralf MOHR
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Publication number: 20140000670Abstract: A thermoelectric module (13), for converting thermal energy into electric energy, includes a plurality of leg pairs (26), which have each a p-doped semiconductor leg (27) and an n-doped semiconductor leg (28), which are contacted with one another electrically via metal bridges (29). At least one electrically insulating ceramic plate (30), which is arranged on a hot side (18) of the thermoelectric module (13) or on a cold side (19) of the thermoelectric module (13) and is flatly in contact with metal bridges (29) associated with this side (18, 19) and is fastened thereto. The pressure stability of the thermoelectric module (13) can be improved if the respective ceramic plate (30) is segmented, so that a plurality of ceramic plate segments (31) are arranged next to each other, which are each flatly in contact with a plurality of metal bridges (29) and are fastened thereto.Type: ApplicationFiled: June 21, 2013Publication date: January 2, 2014Applicant: Eberspacher Climate Control Systems GmbH & Co. KGInventors: Jörg OESTERLE, Arnulf SPIETH, Andreas RESCH, Herve TCHAMGOUE, Sebastian LEICHT