Patents by Inventor Benjamin RÖHR
Benjamin RÖHR 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: 11840948Abstract: A silencer for an exhaust gas system of an internal combustion engine includes a silencer housing which surrounds a silencer interior and which has at least two housing portions which are adjacent to each other in an abutment region. The two housing portions are connected to each other. The silencer housing has at least one housing opening formed therein and an outlet pipe extends through the silencer housing in the region of the housing opening. The housing opening is completely formed in one of the two housing portions.Type: GrantFiled: June 15, 2022Date of Patent: December 12, 2023Assignee: Purem GmbHInventors: Thomas Müller, Philipp Kratz, Benjamin Röhr, Thomas Uhlemann, Nicolas Mettenleiter, Frank Berkemer
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Patent number: 11725568Abstract: A connection unit for connecting two exhaust gas-carrying assembly units of an exhaust system of an internal combustion engine, includes a ring washer-shape connection element (26) with a connection side (42), which is to be positioned to face a counter-connection element (24) to be connected to the connection element (26) or/and in contact with the counter-connection element (24). A passage opening (28), bordered by an inner circumferential surface (36) of the connection element (26), receives a connection pipe (30), which is inserted into the passage opening (28) and extends in the direction of a pipe longitudinal axis (L). The connection pipe (30) is connected to the connection element (26) in the area of the inner circumferential surface (36) by welding, or/and the connection pipe (30) projects with a centering section (40) on the connection side (42) of the connection element (26).Type: GrantFiled: November 19, 2020Date of Patent: August 15, 2023Assignee: PUREM GMBHInventors: Benjamin Röhr, Elke Preisser
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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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Publication number: 20220397050Abstract: A silencer for an exhaust gas system of an internal combustion engine includes a silencer housing which surrounds a silencer interior and which has at least two housing portions which are adjacent to each other in an abutment region. The two housing portions are connected to each other. The silencer housing has at least one housing opening formed therein and an outlet pipe extends through the silencer housing in the region of the housing opening. The housing opening is completely formed in one of the two housing portions.Type: ApplicationFiled: June 15, 2022Publication date: December 15, 2022Inventors: Thomas Müller, Philipp Kratz, Benjamin Röhr, Thomas Uhlemann, Nicolas Mettenleiter, Frank Berkemer
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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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Patent number: 11365668Abstract: A mixer assembly unit, especially for an exhaust system of an internal combustion engine of a vehicle, includes a mixer body (48a) with an incoming flow side (58a) and with an outflow side (60a) and with a plurality of flow deflection elements (62b). A carrier area (24a) is provided radially outwards in relation to a mixer longitudinal axis (L) at the mixer body (48a). The carrier area (24a) has an exhaust gas guide element connection area (72a) for permanent connection to a preferably tubular exhaust gas guide element (16a). Radially outside of the exhaust gas guide element connection area (72a), a flange coupling section (88a) couples with a flange coupling section (98a) of another exhaust gas guide element (14a).Type: GrantFiled: April 2, 2019Date of Patent: June 21, 2022Assignee: PUREM GMBHInventors: Benjamin Röhr, Roland Schwarz, Peter Gorke, Frank Berkemer, Tadeusz-Jozef Juroszek
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Patent number: 11193414Abstract: An exhaust system includes a mixer assembly unit (26a) with a mixer body (48a) with an incoming flow side (58a) and with an outflow side (60a) and with a plate shaped carrier element (24a) with a radially outward carrier element body (44a). The mixer body includes a plurality of flow deflection elements (62a) and a holding area (70a). The carrier element includes a counter-holding area (46a) connected in substance to a holding area. The mixer assembly unit is arranged in a junction area of two tubular exhaust gas guide elements (14a, 16a). The exhaust gas guide elements include flange shaped coupling sections. The carrier element body is arranged between the flange shaped coupling sections of the exhaust gas guide elements. A coupling element engages the flange shaped coupling sections and extends over the coupling sections on axial sides oriented facing away from one another radially inwards.Type: GrantFiled: April 2, 2019Date of Patent: December 7, 2021Assignee: Purem GmbHInventors: Benjamin Röhr, Roland Schwarz, Peter Gorke, Frank Berkemer, Tadeusz-Jozef Juroszek
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Patent number: 11162406Abstract: A process for manufacturing an exhaust system, especially for an internal combustion engine of a vehicle, includes providing an exhaust gas-guiding component (26) with a wall (38) made of a metallic material and providing a sensor-mounting connector (22), to be fixed at the wall. The sensor-mounting connector includes a sensor-mounting area (28) to be positioned outside the exhaust gas-guiding component, and a connection area (34), which is to be positioned such that the connection area meshes with the wall. The connection area is pressed against an outer surface (40) of the wall of the exhaust gas-guiding component in a fastening area (39) of the wall, and at the same time rotated about a longitudinal axis (A) of the connector to penetrate into the material forming the wall and a connection in substance is established between the metallic material of the wall and the metallic material of the sensor-mounting connector.Type: GrantFiled: November 20, 2019Date of Patent: November 2, 2021Assignee: Purem GmbHInventors: Benjamin Röhr, Damir Krajinovic, Thomas Müller, Frank Hempel, Benjamin Deuscher
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Publication number: 20210156293Abstract: A connection unit for connecting two exhaust gas-carrying assembly units of an exhaust system of an internal combustion engine, includes a ring washer-shape connection element (26) with a connection side (42), which is to be positioned to face a counter-connection element (24) to be connected to the connection element (26) or/and in contact with the counter-connection element (24). A passage opening (28), bordered by an inner circumferential surface (36) of the connection element (26), receives a connection pipe (30), which is inserted into the passage opening (28) and extends in the direction of a pipe longitudinal axis (L). The connection pipe (30) is connected to the connection element (26) in the area of the inner circumferential surface (36) by welding, or/and the connection pipe (30) projects with a centering section (40) on the connection side (42) of the connection element (26).Type: ApplicationFiled: November 19, 2020Publication date: May 27, 2021Inventors: Benjamin RÖHR, Elke PREISSER
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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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Patent number: 10781740Abstract: An exhaust system, especially for an internal combustion engine in a vehicle, includes at least one sensor carrier unit (20) carried on an exhaust gas-carrying element (14). The sensor carrier unit (20) includes a sensor carrier element (22) fixed to the exhaust gas-carrying element (14). A plurality of sensor pipe connections (24, 26, 28), that are fitted or can be fitted with sensors, are provided on the sensor carrier element (22). The plurality of sensor pipe connections (24, 26, 28) each have at least one respective sensor-mounting/measuring opening (30) formed therein.Type: GrantFiled: February 25, 2019Date of Patent: September 22, 2020Assignee: Eberspächer Exhaust Technology GmbH & Co. KGInventors: Benjamin Röhr, Roland Schwarz, Wolfgang Herbst, Frank Berkemer, Tadeusz-Jozef Juroszek, Peter Gorke
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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: 20200165955Abstract: A process for manufacturing an exhaust system, especially for an internal combustion engine of a vehicle, includes providing an exhaust gas-guiding component (26) with a wall (38) made of a metallic material and providing a sensor-mounting connector (22), to be fixed at the wall. The sensor-mounting connector includes a sensor-mounting area (28) to be positioned outside the exhaust gas-guiding component, and a connection area (34), which is to be positioned such that the connection area meshes with the wall. The connection area is pressed against an outer surface (40) of the wall of the exhaust gas-guiding component in a fastening area (39) of the wall, and at the same time rotated about a longitudinal axis (A) of the connector to penetrate into the material forming the wall and a connection in substance is established between the metallic material of the wall and the metallic material of the sensor-mounting connector.Type: ApplicationFiled: November 20, 2019Publication date: May 28, 2020Inventors: Benjamin RÖHR, Damir KRAJINOVIC, Thomas MÜLLER, Frank HEMPEL, Benjamin DEUSCHER
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Publication number: 20190301347Abstract: An exhaust system includes a mixer assembly unit (26a) with a mixer body (48a) with an incoming flow side (58a) and with an outflow side (60a) and with a plate shaped carrier element (24a) with a radially outward carrier element body (44a). The mixer body includes a plurality of flow deflection elements (62a) and a holding area (70a). The carrier element includes a counter-holding area (46a) connected in substance to a holding area. The mixer assembly unit is arranged in a junction area of two tubular exhaust gas guide elements (14a, 16a). The exhaust gas guide elements include flange shaped coupling sections. The carrier element body is arranged between the flange shaped coupling sections of the exhaust gas guide elements. A coupling element engages the flange shaped coupling sections and extends over the coupling sections on axial sides oriented facing away from one another radially inwards.Type: ApplicationFiled: April 2, 2019Publication date: October 3, 2019Inventors: Benjamin RÖHR, Roland SCHWARZ, Peter GORKE, Frank BERKEMER, Tadeusz-Jozef JUROSZEK
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Publication number: 20190301344Abstract: A mixer assembly unit, especially for an exhaust system of an internal combustion engine of a vehicle, includes a mixer body (48a) with an incoming flow side (58a) and with an outflow side (60a) and with a plurality of flow deflection elements (62b). A carrier area (24a) is provided radially outwards in relation to a mixer longitudinal axis (L) at the mixer body (48a). The carrier area (24a) has an exhaust gas guide element connection area (72a) for permanent connection to a preferably tubular exhaust gas guide element (16a). Radially outside of the exhaust gas guide element connection area (72a), a flange coupling section (88a) couples with a flange coupling section (98a) of another exhaust gas guide element (14a).Type: ApplicationFiled: April 2, 2019Publication date: October 3, 2019Inventors: Benjamin RÖHR, Roland SCHWARZ, Peter GORKE, Frank BERKEMER, Tadeusz-Jozef JUROSZEK
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Publication number: 20190264597Abstract: An exhaust system, especially for an internal combustion engine in a vehicle, includes at least one sensor carrier unit (20) carried on an exhaust gas-carrying element (14). The sensor carrier unit (20) includes a sensor carrier element (22) fixed to the exhaust gas-carrying element (14). A plurality of sensor pipe connections (24, 26, 28), that are fitted or can be fitted with sensors, are provided on the sensor carrier element (22). The plurality of sensor pipe connections (24, 26, 28) each have at least one respective sensor-mounting/measuring opening (30) formed therein.Type: ApplicationFiled: February 25, 2019Publication date: August 29, 2019Inventors: Benjamin RÖHR, Roland SCHWARZ, Wolfgang HERBST, Frank BERKEMER, Tadeusz-Jozef JUROSZEK, Peter GORKE
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Patent number: 10167756Abstract: A muffler for an exhaust system of an internal combustion engine includes a housing with a circumferential wall. At least one resonator chamber (48) is defined by the circumferential wall and two base walls (28, 22), that are provided in the housing. At least one resonator pipe (50), with a first pipe end (51) and with a second pipe end (56), is connected to one of the base walls (28) in the area of a first opening (52) in the one of the base walls (28). In the alternative or in addition the one of the base walls (28) traverses an interior space such that the first pipe end (51) lies outside of the resonator chamber (48), with the second pipe end (56) being fixed to the other base wall (22).Type: GrantFiled: October 26, 2016Date of Patent: January 1, 2019Assignee: Eberspächer Exhaust Technology GmbH & Co. KGInventors: Michael Marquardt-Stammberger, Roland Schwarz, Thomas Uhlemann, Mathias Rothfuß, Martin Straehle, Benjamin Roehr