Patents by Inventor Christoph Gmelin
Christoph Gmelin 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: 10866207Abstract: An exhaust gas sensor for detecting a measurement gas component, having a ceramic sensor element fixed in a housing, and a double-walled protective pipe having outer and inner protective sleeves, the inner sleeve enclosing a gas chamber into which the sensor element extends with a segment at the measurement gas side, in the direction of a longitudinal axis of the sensor, and an annular chamber being formed between the outer and inner protective sleeves. The outer sleeve has a cladding surface having at least one opening configured as a swirling element, through which measurement gas can move into the annular chamber with rotation about a longitudinal axis of the sensor, and the inner sleeve has at least one opening that is adjusted and/or functionally optimized, as to a sensitive region of the sensor element, through which opening the measurement gas can move from the annular chamber into the gas chamber.Type: GrantFiled: November 15, 2016Date of Patent: December 15, 2020Assignee: Robert Bosch GmbHInventors: Johannes Weber, Benjamin Sillmann, Christoph Gmelin, Christopher Holzknecht, Karel Vacha, Katerina Lieblova, Milan Kotynek, Rafael Gitzmann, Sebastian Schulte Am Huelse, Simon Rentschler, Stefan Buehler
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Publication number: 20180313780Abstract: An exhaust gas sensor for detecting a measurement gas component, having a ceramic sensor element fixed in a housing, and a double-walled protective pipe having outer and inner protective sleeves, the inner sleeve enclosing a gas chamber into which the sensor element extends with a segment at the measurement gas side, in the direction of a longitudinal axis of the sensor, and an annular chamber being formed between the outer and inner protective sleeves. The outer sleeve has a cladding surface having at least one opening configured as a swirling element, through which measurement gas can move into the annular chamber with rotation about a longitudinal axis of the sensor, and the inner sleeve has at least one opening that is adjusted and/or functionally optimized, as to a sensitive region of the sensor element, through which opening the measurement gas can move from the annular chamber into the gas chamber.Type: ApplicationFiled: November 15, 2016Publication date: November 1, 2018Applicant: Robert Bosch GmbHInventors: Johannes Weber, Benjamin Sillmann, Christoph Gmelin, Christopher Holzknecht, Karel Vacha, Katerina Lieblova, Milan Kotynek, Rafael Gitzmann, Sebastian Schulte Am Huelse, Simon Rentschler, Stefan Buehler
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Patent number: 9606010Abstract: A device for measuring a pressure and a temperature of a fluid medium flowing in a duct, the device including a pressure sensor element; a temperature sensor having a temperature sensor element; a housing that has a connecting piece, the connecting piece being insertable into the duct in an insertion direction, the connecting piece having an interior chamber, the interior chamber having an opening through which the interior chamber may be exposed to the fluid medium; and a carrier substrate, the pressure sensor element being connected electrically and mechanically to the carrier substrate.Type: GrantFiled: May 16, 2014Date of Patent: March 28, 2017Assignee: ROBERT BOSCH GMBHInventors: Ralf Kaiser, Alexander Lux, Markus Reinhard, Christoph Gmelin, Reinhold Herrmann, Patrick Patzner
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Patent number: 9357656Abstract: A method for solderless electrical press-fit contacting of electrically conductive press-fit pins in circuit boards include: providing a circuit board having a thickness, at least one electrical conductor path, and a contacting opening guided perpendicularly through the circuit board and having a metallized inner wall; providing an electrically conductive press-fit pin having a longitudinal axis and having a press-fit region suitable for press-fitting into the contacting opening and having a substantially round cross section; and press-fitting the press-fit pin into the contacting opening by applying onto the press-fit pin a force acting along the longitudinal axis of the press-fit pin, press-fitting being assisted by the application of ultrasound acting on the press-fit pin.Type: GrantFiled: May 21, 2014Date of Patent: May 31, 2016Assignee: Robert Bosch GmbHInventors: Patrik Patzner, Carsten Kaschube, Christoph Gmelin, Andreas Otto, Markus Reinhard, Ronny Wolf
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Patent number: 9326408Abstract: A sensor has a sensor housing, an electronic component, and a sensor element. The electronic component and the sensor element are connected to one another in a media-tight manner. An adhesive which provides a seal is placed between bonding sites of a bonding wire of the at least one electrical connection.Type: GrantFiled: October 7, 2010Date of Patent: April 26, 2016Assignee: ROBERT BOSCH GMBHInventors: Holger Scholzen, Christoph Gmelin, Jens Vollert, Markus Ellmer
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Patent number: 9121775Abstract: In a system for attaching and fixing a temperature sensor, e.g., an NTC element, the NTC element is accommodated in a pressure connector section of a sensor housing. The area of the head of the temperature sensor is flanked and/or supported by guide vanes, which cause the incident flow in the area of the head of the temperature sensor to be accelerated.Type: GrantFiled: February 28, 2011Date of Patent: September 1, 2015Assignee: ROBERT BOSCH GMBHInventors: Christoph Gmelin, Reinhold Herrmann
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Patent number: 9006847Abstract: In a sensor module for accommodating a pressure sensor chip and for installation into a sensor housing, a module wall is connected monolithically to the module bottom and surrounds the pressure sensor chip. Multiple connecting elements which are conducted through the module wall to the outside run straight at least in the entire outside area. Furthermore, the connecting elements are exposed on their top and bottom sides for affixing and electrically connecting at least one electrical component and for electrically integrating the sensor module into the sensor housing. In this way, a two-sided use of a sensor module having an identical external geometry and identical connectors is possible.Type: GrantFiled: July 20, 2011Date of Patent: April 14, 2015Assignee: Robert Bosch GmbHInventors: Aline Welter, Alexander Lux, Christoph Gmelin, Jens Vollert, Reinhold Herrmann, Eckart Schellkes
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Publication number: 20140345124Abstract: A method for solderless electrical press-fit contacting of electrically conductive press-fit pins in circuit boards include: providing a circuit board having a thickness, at least one electrical conductor path, and a contacting opening guided perpendicularly through the circuit board and having a metallized inner wall; providing an electrically conductive press-fit pin having a longitudinal axis and having a press-fit region suitable for press-fitting into the contacting opening and having a substantially round cross section; and press-fitting the press-fit pin into the contacting opening by applying onto the press-fit pin a force acting along the longitudinal axis of the press-fit pin, press-fitting being assisted by the application of ultrasound acting on the press-fit pin.Type: ApplicationFiled: May 21, 2014Publication date: November 27, 2014Applicant: ROBERT BOSCH GMBHInventors: Patrik PATZNER, Carsten KASCHUBE, Christoph GMELIN, Andreas OTTO, Markus REINHARD, Ronny WOLF
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Publication number: 20140341255Abstract: A device for measuring a pressure and a temperature of a fluid medium flowing in a duct, the device including a pressure sensor element; a temperature sensor having a temperature sensor element; a housing that has a connecting piece, the connecting piece being insertable into the duct in an insertion direction, the connecting piece having an interior chamber, the interior chamber having an opening through which the interior chamber may be exposed to the fluid medium; and a carrier substrate, the pressure sensor element being connected electrically and mechanically to the carrier substrate.Type: ApplicationFiled: May 16, 2014Publication date: November 20, 2014Applicant: Robert Bosch GmbHInventors: Ralf KAISER, Alexander LUX, Markus REINHARD, Christoph GMELIN, Reinhold HERRMANN, Patrick PATZNER
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Patent number: 8752420Abstract: A sensor system for determining at least one parameter of a fluid medium which flows in a main flow direction, e.g., an intake air mass flowing through a flow pipe, includes at least one sensor situated in the fluid medium and at least one grating which is situated transversely to the main flow direction and which has at least one bar. On at least one surface over which the fluid medium flows, the bar has at least one shearing element which is designed to generate a region in the flow having a turbulent flow downstream from the shearing element.Type: GrantFiled: July 27, 2009Date of Patent: June 17, 2014Assignee: Robert Bosch GmbHInventors: Torsten Mais, Erhard Renninger, Christoph Gmelin, Oliver Hennig
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Patent number: 8607624Abstract: A sensor system for determining at least one parameter of a fluid medium flowing through a channel, in particular of an intake air mass of an internal combustion engine. The sensor system has at least one sensor chip situated in the channel for determining the parameter of the fluid medium. The sensor chip is accommodated in a sensor carrier that extends into the channel. The sensor carrier has an inflow edge situated transversely to the flow of the fluid medium, which on its part has at least one turbolator, which is equipped to develop turbulences in the flowing fluid medium in the area of the sensor carrier.Type: GrantFiled: August 13, 2009Date of Patent: December 17, 2013Assignee: Robert Bosch GmbHInventors: Erhard Renninger, Achim Briese, Hans Hecht, Ulrich Wagner, Uwe Konzelmann, Christoph Gmelin
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Publication number: 20130221458Abstract: In a sensor module for accommodating a pressure sensor chip and for installation into a sensor housing, a module wall is connected monolithically to the module bottom and surrounds the pressure sensor chip. Multiple connecting elements which are conducted through the module wall to the outside run straight at least in the entire outside area. Furthermore, the connecting elements are exposed on their top and bottom sides for affixing and electrically connecting at least one electrical component and for electrically integrating the sensor module into the sensor housing. In this way, a two-sided use of a sensor module having an identical external geometry and identical connectors is possible.Type: ApplicationFiled: July 20, 2011Publication date: August 29, 2013Applicant: ROBERT BOSCH GMBHInventors: Aline Welter, Alexander Lux, Christoph Gmelin, Jens Vollert, Reinhold Herrmann, Eckart Schellkes
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Patent number: 8448503Abstract: A hot-film air-mass meter for measuring an air-mass flow which flows in the main direction of the flow, which can be used, in particular, in the intake tract of an internal combustion engine. The hot-film air-mass meter comprises a sensor chip having a measuring surface. The air-mass flow flows essentially parallel over one surface of the sensor chip. A flow separating element is mounted upstream from the measuring surface with respect to the main flow direction. The at least one flow separating element is designed in such a way that the air-mass flow is separated from the measuring surface of the sensor chip in at least one separation zone prior to reaching the measuring surface.Type: GrantFiled: June 14, 2006Date of Patent: May 28, 2013Assignee: Robert Bosch GmbHInventors: Bernhard Opitz, Hans Hecht, Ulrich Wagner, Christoph Gmelin, Klaus Reymann
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Patent number: 8418548Abstract: A plug-in sensor is provided which is suitable for determining at least one parameter of a fluid medium flowing in a main flow direction, especially of an intake air mass of an internal combustion engine flowing through a flow pipe. The plug-in sensor has a plug part that is able to be mounted in the flowing fluid medium, in a specified alignment to the main flow direction. In the plug part, at least one flow channel is provided having at least one inlet opening and at least one outlet opening, in the at least one flow channel at least one sensor is accommodated for determining the at least one parameter. The plug part has a profile at which at least one local pressure minimum sets in in the flowing fluid medium. The at least one outlet opening is situated at the side of the plug part, in the region of the at least one pressure minimum.Type: GrantFiled: September 12, 2007Date of Patent: April 16, 2013Assignee: Robert Bosch GmbHInventors: Uwe Konzelmann, Christoph Gmelin
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Publication number: 20120320555Abstract: A sensor has a sensor housing, an electronic component, and a sensor element. The electronic component and the sensor element are connected to one another in a media-tight manner. An adhesive which provides a seal is placed between bonding sites of a bonding wire of the at least one electrical connection.Type: ApplicationFiled: October 7, 2010Publication date: December 20, 2012Inventors: Holger Scholzen, Christoph Gmelin, Jens Vollert, Markus Ellmer
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Patent number: 8234914Abstract: An apparatus for determining at least one parameter of a medium flowing in a main flow direction, in particular of an intake air mass of an internal combustion engine, is proposed. The apparatus has a plug-in part that is introducible into the flowing medium with a predetermined alignment with respect to the main flow direction, having at least one inlet opening and at least one outlet opening as well as at least one main channel connecting the two openings. Also provided is at least one measurement channel that branches off from the main channel, having at least one sensor element, received in the measurement channel, for determining the at least one parameter. At least one directing surface, which diverts the flow of the medium from the measurement channel, is provided before a branching point of the measurement channel from the main channel.Type: GrantFiled: April 8, 2008Date of Patent: August 7, 2012Assignee: Robert Bosch GmbHInventors: Christoph Gmelin, Richard Joschko
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Patent number: 8205493Abstract: A plug-in sensor for determining an aspirated air mass of an internal combustion engine flowing through a flow pipe has a plug part, which is able to be introduced into the streaming medium with a specified orientation to the main flow direction. Provided in this plug part is at least one flow channel having at least one inlet opening and at least one outlet opening. Accommodated in the at least one flow channel is at least one sensor for determining the at least one parameter. The plug part has a rounded inflow side, which points counter to the main flow direction. The plug part at least partially has an airfoil profile, which is designed such that an asymmetrical flow profile of the fluid medium comes about when the plug part is introduced into the streaming fluid medium.Type: GrantFiled: August 21, 2007Date of Patent: June 26, 2012Assignee: Robert Bosch GmbHInventors: Torsten Mais, Uwe Konzelmann, Christoph Gmelin
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Publication number: 20120048005Abstract: A sensor system for determining at least one parameter of a fluid medium flowing through a channel, in particular of an intake air mass of an internal combustion engine. The sensor system has at least one sensor chip situated in the channel for determining the parameter of the fluid medium. The sensor chip is accommodated in a sensor carrier that extends into the channel. The sensor carrier has an inflow edge situated transversely to the flow of the fluid medium, which on its part has at least one turbolator, which is equipped to develop turbulences in the flowing fluid medium in the area of the sensor carrier.Type: ApplicationFiled: August 13, 2009Publication date: March 1, 2012Inventors: Erhard Renninger, Achim Briese, Hans Hecht, Ulrich Wagner, Uwe Konzelmann, Christoph Gmelin
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Patent number: 8061323Abstract: A flow guide element is provided for guiding a flow of a fluid medium which is particularly suitable for use in an intake tract of an internal combustion engine. The flow guide element includes a flow tube having an elbow for diverting the flow. In the region of the elbow there is situated, in this case, at least one flow baffle having at least one deflector. The deflector is penetrated by an opening, going right through the flow baffle, in at least one area.Type: GrantFiled: May 14, 2008Date of Patent: November 22, 2011Assignee: Robert Bosch GmbHInventors: Uwe Konzelmann, Christoph Gmelin
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Publication number: 20110211614Abstract: In a system for attaching and fixing a temperature sensor, e.g., an NTC element, the NTC element is accommodated in a pressure connector section of a sensor housing. The area of the head of the temperature sensor is flanked and/or supported by guide vanes, which cause the incident flow in the area of the head of the temperature sensor to be accelerated.Type: ApplicationFiled: February 28, 2011Publication date: September 1, 2011Inventors: Christoph Gmelin, Reinhold Herrmann