Patents by Inventor Martin Kiontke
Martin Kiontke 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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Supply module having a heating device for conveying an operating/auxiliary agent capable of freezing
Patent number: 11378306Abstract: The invention relates to a supply module (10) for conveying an operating/auxiliary agent capable of freezing for the exhaust gas aftertreatment of an internal combustion engine and for heating a reservoir holding the operating/auxiliary agent capable of freezing. The supply module (10) comprises a main heater (18) and an auxiliary heater (30), which are electrically contacted on a supporting body (24). A pot wall (52) of a heating pot (50) comprises electrical contacts (62) of the main heater (18) and electrical contacts (60) of the auxiliary heater (30).Type: GrantFiled: July 18, 2016Date of Patent: July 5, 2022Assignee: Robert Bosch GmbHInventors: Andreas Doeffinger, Martin Kiontke -
Publication number: 20210062702Abstract: The invention relates to an apparatus for controlling the temperature of a freezable operating/auxiliary medium (12) which is stored in a reservoir (10) and is used for exhaust gas aftertreatment in compression ignition engines. An overmolding (22) on a heating element (56) forms a wall (50) of an intake duct (28) within a covering area (58).Type: ApplicationFiled: November 30, 2018Publication date: March 4, 2021Inventors: Jan Ruigrok Van De Werve, Martin Kiontke, Mathias Schwarz, Sudeshwar Srihari
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Patent number: 10260390Abstract: The invention relates to a device for cooling a metering module, in particular a module for metering an operating agent/auxiliary agent such as a reducing agent into the exhaust gas system of an internal combustion engine. A cooling device through which a cooling fluid flows is associated with the metering module (10). An outer surface (34) of the metering module (10) is enclosed by a cooling member (18, 20, 22) through which the cooling fluid flows. The multi-part cooling member (18, 20, 22) comprises drainage openings (30) for discharging (78) the cooling fluid/for discharging liquids in order to prevent said fluid/liquids from accumulating on the bottom of the cooling member (18, 20, 22).Type: GrantFiled: November 21, 2012Date of Patent: April 16, 2019Assignee: Robert Bosch GmbHInventors: Achim Knittel, Stephan Pohl, Martin Kiontke
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SUPPLY MODULE HAVING A HEATING DEVICE FOR CONVEYING AN OPERATING/AUXILIARY AGENT CAPABLE OF FREEZING
Publication number: 20180274816Abstract: The invention relates to a supply module (10) for conveying an operating/auxiliary agent capable of freezing for the exhaust gas aftertreatment of an internal combustion engine and for heating a reservoir holding the operating/auxiliary agent capable of freezing. The supply module (10) comprises a main heater (18) and an auxiliary heater (30), which are electrically contacted on a supporting body (24). A pot wall (52) of a heating pot (50) comprises electrical contacts (62) of the main heater (18) and electrical contacts (60) of the auxiliary heater (30).Type: ApplicationFiled: July 18, 2016Publication date: September 27, 2018Inventors: Andreas Doeffinger, Martin Kiontke -
Patent number: 9598994Abstract: The invention relates to a metering module (10) for metering a reduction means in an exhaust system of an internal combustion engine. The metering module (10) comprises at least one cooling element (22, 24) through which cooling fluid flows. The metering module (10) has a cooled connection piece (44) that is actively cooled by the cooling fluid.Type: GrantFiled: February 19, 2013Date of Patent: March 21, 2017Assignee: Robert Bosch GmbHInventors: Jochen Winkler, Achim Knittel, Stephan Pohl, Martin Kiontke
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Patent number: 9587542Abstract: The invention relates to a device for cooling a metering module (10) for dispensing a process liquid/auxiliary agent into the exhaust gas system of an internal combustion engine. The metering module (10) comprises a housing (12) with a plurality of housing sections (19), (20), (28), (29). A first housing section (19), (20), on which a supply line (18) for the process liquid/auxiliary agent is located, is situated in a region (62) of the metering module (10) that is exposed to varying temperatures, said section being made of metal.Type: GrantFiled: July 29, 2013Date of Patent: March 7, 2017Assignee: Robert Bosch GmbHInventors: Jochen Winkler, Achim Knittel, Stephan Pohl, Martin Kiontke
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Patent number: 9488292Abstract: The invention relates to a metering module (10) including a metering valve (12). The metering module further includes a cooling device through which a cooling fluid flows. Said cooling device comprises a first chamber (26) that has a cooling fluid inlet (42). The metering valve (12) has an additional cooling member (36) containing a second chamber (52) which is hydraulically connected to the first chamber (26) via at least one opening (50).Type: GrantFiled: November 8, 2012Date of Patent: November 8, 2016Assignee: Robert Bosch GmbHInventors: Jochen Winkler, Martin Kiontke
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Patent number: 9435243Abstract: The invention relates to a device for cooling a metering module (10), in particular a module for metering an operating agent/auxiliary agent such as a reducing agent into the exhaust gas system of an internal combustion engine. A cooling device comprising a cooling member (17, 20, 24, 28, 29) through which a cooling liquid flows is associated with the metering module (10). The cooling member (17, 20, 24, 28, 29) acts as a housing (12) for the metering module (10). A first group of parts (17, 20, 28) forms an air gap insulation (38; 54, 56, 58) on an electric contact (16, 36), while cooling fluid flows through a second group of parts (28, 29, 40).Type: GrantFiled: November 19, 2012Date of Patent: September 6, 2016Assignee: Robert Bosch GmbHInventors: Achim Knittel, Stephan Pohl, Martin Kiontke
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Patent number: 9366169Abstract: A dosing module (1) for introducing a reducing agent into an exhaust system of an internal combustion engine for exhaust aftertreatment. The dosing module (1) comprises a flange (20). The flange (20) is secured to a connecting flange (11) on an exhaust pipe. A sealing element (22) located between the flange (20) and the connecting flange (11) is designed as a single layer and separates an interior (26) of the exhaust pipe from an exterior (27) of the exhaust pipe. The sealing element (22) is disposed in the area of the center of gravity (42) of the dosing module (1).Type: GrantFiled: January 4, 2013Date of Patent: June 14, 2016Assignee: Robert Bosch GmbHInventors: Stephan Pohl, Martin Kiontke
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Patent number: 9284871Abstract: The invention relates to a dosing module (10) for injecting a reduction agent, in particular a urea-water solution, into an exhaust pipe of an internal combustion engine, in particular of a self-igniting internal combustion engine, to reduce nitrogen oxides in the exhaust stream, wherein the dosing module has a main cooling element (12) through which a cooling liquid flows, in particular for cooling an injection valve (64) for the reduction agent. According to the invention, an additional cooling element (14), through which the cooling liquid likewise flows, in particular for cooling in the region of an electrical plug connection (22) and of an electromagnet (80) for actuating the injection valve (64), is placed on the basis cooling element (12), wherein a guide insert (30) for the cooling liquid is arranged in the main cooling element (12).Type: GrantFiled: October 31, 2012Date of Patent: March 15, 2016Assignee: Robert Bosch GmbHInventors: Achim Knittel, Stephan Pohl, Martin Kiontke
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Patent number: 9194270Abstract: The invention relates to a dosing module (10) for metering a reducing agent into an exhaust system of an internal combustion engine. Said dosing module (10) comprises at least one cooling member (22, 24) through which a cooling fluid flows that is used to cool the internal combustion engine. An electric contact (20) is located in the top region of the dosing module (10). The dosing module (10) is enclosed in a full housing (38) that comprises an upper and a lower cooling member (22, 24, 24) through which a directed cooling fluid stream (34) flows that runs from the valve tip region (18) in the direction of the electric contact (20).Type: GrantFiled: January 4, 2013Date of Patent: November 24, 2015Assignee: Robert Bosch GmbHInventors: Jochen Winkler, Achim Knittel, Stephan Pohl, Martin Kiontke
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Publication number: 20150252710Abstract: The invention relates to a device for cooling a metering module (10) for dispensing a process liquid/auxiliary agent into the exhaust gas system of an internal combustion engine. The metering module (10) comprises a housing (12) with a plurality of housing sections (19), (20), (28), (29). A first housing section (19), (20), on which a supply line (18) for the process liquid/auxiliary agent is located, is situated in a region (62) of the metering module (10) that is exposed to varying temperatures, said section being made of metal.Type: ApplicationFiled: July 29, 2013Publication date: September 10, 2015Inventors: Jochen Winkler, Achim Knittel, Stephan Pohl, Martin Kiontke
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Publication number: 20150093302Abstract: The invention relates to a dosing module (1) for introducing a reducing agent into an exhaust system of an internal combustion engine for exhaust aftertreatment. Said dosing module (1) comprises a flange (20). The flange (20) is secured to a connecting flange (11) on an exhaust pipe. A sealing element (22) located between the flange (20) and the connecting flange (11) is designed as a single layer and separates an interior (26) of the dosing module (1) from an exterior (27). Said sealing element (22) is disposed in the area of the center of gravity (42) of the dosing module (1).Type: ApplicationFiled: January 4, 2013Publication date: April 2, 2015Inventors: Stephan Pohl, Martin Kiontke
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Publication number: 20150059320Abstract: The invention relates to a metering module (10) for metering a reduction means in an exhaust system of an internal combustion engine. The metering module (10) comprises at least one cooling element (22, 24) through which cooling fluid flows. The metering module (10) has a cooled connection piece (44) that is actively cooled by the cooling fluid.Type: ApplicationFiled: February 19, 2013Publication date: March 5, 2015Inventors: Jochen Winkler, Achim Knittel, Stephan Pohl, Martin Kiontke
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Publication number: 20150027108Abstract: The invention relates to a dosing module (10) for metering a reducing agent into an exhaust system of an internal combustion engine. Said dosing module (10) comprises at least one cooling member (22, 24) through which a cooling fluid flows that is used to cool the internal combustion engine. An electric contact (20) is located in the top region of the dosing module (10). The dosing module (10) is enclosed in a full housing (38) that comprises an upper and a lower cooling member (22, 24, 24) through which a directed cooling fluid stream (34) flows that runs from the valve tip region (18) in the direction of the electric contact (20).Type: ApplicationFiled: January 4, 2013Publication date: January 29, 2015Applicant: Robert Bosch GmbHInventors: Jochen Winkler, Achim Knittel, Stephan Pohl, Martin Kiontke
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Publication number: 20140332180Abstract: The invention relates to a device for cooling a metering module, in particular a module for metering an operating agent/auxiliary agent such as a reducing agent into the exhaust gas system of an internal combustion engine. A cooling device through which a cooling fluid flows is associated with the metering module (10). An outer surface (34) of the metering module (10) is enclosed by a cooling member (18, 20, 22) through which the cooling fluid flows. The multi-part cooling member (18, 20, 22) comprises drainage openings (30) for discharging (78) the cooling fluid/for discharging liquids in order to prevent said fluid/liquids from accumulating on the bottom of the cooling member (18, 20, 22).Type: ApplicationFiled: November 21, 2012Publication date: November 13, 2014Inventors: Achim Knittel, Stephan Pohl, Martin Kiontke
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Publication number: 20140311130Abstract: The invention relates to a dosing module (10) for injecting a reduction agent, in particular a urea-water solution, into an exhaust pipe of an internal combustion engine, in particular of a self-igniting internal combustion engine, to reduce nitrogen oxides in the exhaust stream, wherein the dosing module has a main cooling element (12) through which a cooling liquid flows, in particular for cooling an injection valve (64) for the reduction agent. According to the invention, an additional cooling element (14), through which the cooling liquid likewise flows, in particular for cooling in the region of an electrical plug connection (22) and of an electromagnet (80) for actuating the injection valve (64), is placed on the basis cooling element (12), wherein a guide insert (30) for the cooling liquid is arranged in the main cooling element (12).Type: ApplicationFiled: October 31, 2012Publication date: October 23, 2014Inventors: Achim Knittel, Stephan Pohl, Martin Kiontke
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Publication number: 20140305104Abstract: The invention relates to a device for cooling a metering module (10), in particular a module for metering an operating agent/auxiliary agent such as a reducing agent into the exhaust gas system of an internal combustion engine. A cooling device comprising a cooling member (17, 20, 24, 28, 29) through which a cooling liquid flows is associated with the metering module (10). The cooling member (17, 20, 24, 28, 29) acts as a housing (12) for the metering module (10). A first group of parts (17, 20, 28) forms an air gap insulation (38; 54, 56, 58) on an electric contact (16, 36), while cooling fluid flows through a second group of parts (28, 29, 40).Type: ApplicationFiled: November 19, 2012Publication date: October 16, 2014Inventors: Achim Knittel, Stephan Pohl, Martin Kiontke
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Publication number: 20140299202Abstract: The invention relates to a metering module (10) including a metering valve (12). The metering module further includes a cooling device through which a cooling fluid flows. Said cooling device comprises a first chamber (26) that has a cooling fluid inlet (42). The metering valve (12) has an additional cooling member (36) containing a second chamber (52) which is hydraulically connected to the first chamber (26) via at least one opening (50).Type: ApplicationFiled: November 8, 2012Publication date: October 9, 2014Inventors: Jochen Winkler, Martin Kiontke