Patents by Inventor Holger Scholzen
Holger Scholzen 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: 11199463Abstract: A pressure sensor system including at least one pressure sensor unit configured as a system-in-package, the pressure sensor unit encompassing a supporting structure including a cavity and a sensor element situated in the cavity; the supporting structure being formed by a land grid array/mold premold structure (LGA/MPM) and signal-processing elements being integrated into and/or on the supporting structure; the pressure sensor unit being introduced into a pressure sensor housing provided with a diaphragm and being supported therein, and a residual volume of the pressure sensor housing provided with at least one diaphragm being filled with an incompressible fluid; and the pressure sensor housing including a groove extending around the pressure sensor unit, in which a sealing ring is situatable.Type: GrantFiled: July 19, 2018Date of Patent: December 14, 2021Assignee: Robert Bosch GmbHInventors: Vijaye Rajaraman, Holger Scholzen, Thomas Klaus
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Publication number: 20200217736Abstract: A pressure sensor system including at least one pressure sensor unit configured as a system-in-package, the pressure sensor unit encompassing a supporting structure including a cavity and a sensor element situated in the cavity; the supporting structure being formed by a land grid array/mold premold structure (LGA/MPM) and signal-processing elements being integrated into and/or on the supporting structure; the pressure sensor unit being introduced into a pressure sensor housing provided with a diaphragm and being supported therein, and a residual volume of the pressure sensor housing provided with at least one diaphragm being filled with an incompressible fluid; and the pressure sensor housing including a groove extending around the pressure sensor unit, in which a sealing ring is situatable.Type: ApplicationFiled: July 19, 2018Publication date: July 9, 2020Inventors: Vijaye Rajaraman, Holger Scholzen, Thomas Klaus
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Patent number: 10001106Abstract: A sensor module having a sensor housing, at least one piezoelectric converter element that is disposed in the sensor housing, and at least one insulating member that is disposed in the sensor housing alongside the converter element. The insulating member has on its outer periphery at least one recess in which a contacting system of the converter element extends. A pressure-measuring glow plug having a sensor module of this kind is also described.Type: GrantFiled: July 17, 2014Date of Patent: June 19, 2018Assignee: ROBERT BOSCH GMBHInventors: Holger Scholzen, Juergen Krueger, Anke Maier-Schleich
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Patent number: 9709272Abstract: A pressure-measuring glow plug has a heating pin for igniting a combustion mixture of an internal combustion engine and a pressure sensor for detecting a combustion chamber pressure of the internal combustion engine. The pressure-measuring glow plug has a contacting unit which includes a carrier for accommodating a signal processing unit and a plug connection having connecting contacts in a plug housing. A glow module housing for accommodating the heating pin and the pressure sensor and an electronic module housing for accommodating the carrier are provided. The electronic module housing is connected at a glow module-sided connecting location to the glow module housing and, at a plug-sided connecting location, to the plug housing.Type: GrantFiled: December 10, 2012Date of Patent: July 18, 2017Assignee: ROBERT BOSCH GMBHInventors: Holger Scholzen, Janpeter Wolff, Wolfgang Koetzle
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Patent number: 9541291Abstract: A pressure measuring glow plug includes: a housing in which a heating pin for igniting a combustion mixture of an internal combustion engine and a pressure measuring unit for recording a combustion chamber pressure of the internal combustion engine are situated. The heating pin has a glow current contact for an electric heating element. At the end of the heating pin facing away from the combustion chamber, a pressure transmitting element is fastened, which transmits the combustion chamber pressure acting on the heating pin to the pressure measuring unit. The pressure transmitting element is sleeve-shaped and forms an accommodation space for the glow current contact of the heating element.Type: GrantFiled: January 22, 2013Date of Patent: January 10, 2017Assignee: Robert Bosch GmbHInventors: Janpeter Wolff, Wolfgang Koetzle, Holger Scholzen
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Patent number: 9500365Abstract: A pressure-measuring device for recording a pressure in a combustion chamber of an internal combustion engine, having a force transmission body, situated in a housing, which is exposed to the combustion chamber and which transmits the combustion chamber pressure to a pressure-measuring unit at least indirectly by an axial motion, and having a flexible diaphragm, which is situated between the force transmission body and the housing. The flexible diaphragm is configured to be resilient to implement the axial motion of the force transmission body within the housing. A flexible additional diaphragm is connected ahead of the flexible diaphragm on the combustion chamber side, which seals the flexible diaphragm from the combustion chamber.Type: GrantFiled: November 30, 2012Date of Patent: November 22, 2016Assignee: Robert Bosch GmbHInventors: Anke Maier-Schleich, Janpeter Wolff, Wolfgang Koetzle, Christian Doering, Juergen Krueger, Holger Scholzen, Martin Ammann, Michael Mueller
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Patent number: 9476796Abstract: A device for detecting a pressure, in particular in a combustion chamber of an internal combustion engine, has a housing and an adapter element secured in the housing for accommodating a sensor module. The sensor module includes at least one sensor element and one support element. The sensor element makes electrical contact with connecting lines which extend in the axial direction of the sensor module. The support element has a section on which support surfaces are formed for the connecting lines.Type: GrantFiled: March 8, 2012Date of Patent: October 25, 2016Assignee: ROBERT BOSCH GMBHInventors: Holger Scholzen, Martin Gorzolka, Janpeter Wolff
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Publication number: 20160186712Abstract: A sensor module having a sensor housing, at least one piezoelectric converter element that is disposed in the sensor housing, and at least one insulating member that is disposed in the sensor housing alongside the converter element. The insulating member has on its outer periphery at least one recess in which a contacting system of the converter element extends. A pressure-measuring glow plug having a sensor module of this kind is also described.Type: ApplicationFiled: July 17, 2014Publication date: June 30, 2016Inventors: Holger Scholzen, Juergen Krueger, Anke Maier-Schleich
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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: 9016115Abstract: A device for sensing a pressure, particularly in a combustion chamber of an internal combustion engine. The device has a housing and an adapter element, secured in the housing, for accommodating a sensor module. The sensor module includes a transmission element, a sensor element and a supporting element, the sensor module being supported by way of the transmission element on a compensation member which is joined to the adapter element, and by way of the supporting element on a fixing element. At an end face pointing toward the sensor module, the compensation member is provided with a circular recess, in which the transmission element is accommodated in centered fashion.Type: GrantFiled: March 8, 2012Date of Patent: April 28, 2015Assignee: Robert Bosch GmbHInventors: Holger Scholzen, Martin Gorzolka, Janpeter Wolff
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Publication number: 20150040651Abstract: A pressure-measuring glow plug has a heating pin for igniting a combustion mixture of an internal combustion engine and a pressure sensor for detecting a combustion chamber pressure of the internal combustion engine. The pressure-measuring glow plug has a contacting unit which includes a carrier for accommodating a signal processing unit and a plug connection having connecting contacts in a plug housing. A glow module housing for accommodating the heating pin and the pressure sensor and an electronic module housing for accommodating the carrier are provided. The electronic module housing is connected at a glow module-sided connecting location to the glow module housing and, at a plug-sided connecting location, to the plug housing.Type: ApplicationFiled: December 10, 2012Publication date: February 12, 2015Inventors: Holger Scholzen, Janpeter Wolff, Wolfgang Koetzle
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Publication number: 20150027213Abstract: A pressure-measuring device for recording a pressure in a combustion chamber of an internal combustion engine, having a force transmission body, situated in a housing, which is exposed to the combustion chamber and which transmits the combustion chamber pressure to a pressure-measuring unit at least indirectly by an axial motion, and having a flexible diaphragm, which is situated between the force transmission body and the housing. The flexible diaphragm is configured to be resilient to implement the axial motion of the force transmission body within the housing. A flexible additional diaphragm is connected ahead of the flexible diaphragm on the combustion chamber side, which seals the flexible diaphragm from the combustion chamber.Type: ApplicationFiled: November 30, 2012Publication date: January 29, 2015Inventors: Anke Maier-Schleich, Janpeter Wolff, Wolfgang Koetzle, Christian Doering, Juergen Krueger, Holger Scholzen, Martin Ammann, Michael Mueller
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Publication number: 20150013633Abstract: A pressure measuring glow plug includes: a housing in which a heating pin for igniting a combustion mixture of an internal combustion engine and a pressure measuring unit for recording a combustion chamber pressure of the internal combustion engine are situated. The heating pin has a glow current contact for an electric heating element. At the end of the heating pin facing away from the combustion chamber, a pressure transmitting element is fastened, which transmits the combustion chamber pressure acting on the heating pin to the pressure measuring unit. The pressure transmitting element is sleeve-shaped and forms an accommodation space for the glow current contact of the heating element.Type: ApplicationFiled: January 22, 2013Publication date: January 15, 2015Applicant: ROBERT BOSCH GMBHInventors: Janpeter Wolff, Wolfgang Koetzle, Holger Scholzen
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Publication number: 20140174164Abstract: A device for detecting a pressure, in particular in a combustion chamber of an internal combustion engine, has a housing and an adapter element secured in the housing for accommodating a sensor module. The sensor module includes at least one sensor element and one support element. The sensor element makes electrical contact with connecting lines which extend in the axial direction of the sensor module. The support element has a section on which support surfaces are formed for the connecting lines.Type: ApplicationFiled: March 8, 2012Publication date: June 26, 2014Inventors: Holger Scholzen, Martin Gorzolka, Janpeter Wolff
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Publication number: 20140102185Abstract: A device for sensing a pressure, particularly in a combustion chamber of an internal combustion engine. The device has a housing and an adapter element, secured in the housing, for accommodating a sensor module. The sensor module includes a transmission element, a sensor element and a supporting element, the sensor module being supported by way of the transmission element on a compensation member which is joined to the adapter element, and by way of the supporting element on a fixing element. At an end face pointing toward the sensor module, the compensation member is provided with a circular recess, in which the transmission element is accommodated in centered fashion.Type: ApplicationFiled: March 8, 2012Publication date: April 17, 2014Inventors: Holger Scholzen, Martin Gorzolka, Janpeter Wolff
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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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Publication number: 20120234084Abstract: A device for detecting a combustion chamber pressure of an internal combustion engine includes a sensor housing which is designed to be at least partially introduced into a combustion chamber of the internal combustion engine. On the combustion chamber side, the sensor housing has an opening which is closed by at least one diaphragm. At least one mechanical-electrical transducer element is accommodated inside the sensor housing. Furthermore, at least one transmission element is provided, which is implemented separately from the sensor housing, for transmitting a deformation of the diaphragm to the mechanical-electrical transducer element.Type: ApplicationFiled: March 22, 2010Publication date: September 20, 2012Inventors: Markus Ledermann, Petra Siegenthaler, Holger Scholzen, Christian Doering, Sven Zinober
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Patent number: 8256279Abstract: A device for detecting a combustion chamber pressure of an internal combustion engine, in particular a gasoline engine. The device includes a sensor housing, the sensor housing being set up to be at least partially introduced into a combustion chamber of the internal combustion engine. At least one mechanical-electrical transducer element is accommodated inside the sensor housing, which is separated from the sensor housing by at least one sensor holder, in particular a sensor holder which at least partially encloses the mechanical-electrical transducer element. The sensor holder has an at least partially rigid design.Type: GrantFiled: May 24, 2010Date of Patent: September 4, 2012Assignee: Robert Bosch GmbHInventors: Petra Siegenthaler, Holger Scholzen, Christian Doering, Markus Ledermann, Sven Zinober
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Patent number: 8079253Abstract: A combustion chamber pressure sensor for an internal combustion engine, having a sensor body able to be inserted into a receiving bore of the internal combustion engine, which sensor body has on the side of the combustion chamber a sealing device for sealing the sensor body in the receiving bore, and which sensor body is provided with affixation means for fixing the combustion chamber pressure sensor in place inside the receiving bore. The sealing device includes at least one separately produced heat-resistant elastic sealing element, which is disposed around an outer jacket of the sensor body.Type: GrantFiled: October 5, 2009Date of Patent: December 20, 2011Assignee: Robert Bosch GmbHInventors: Holger Scholzen, Markus Ledermann
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Publication number: 20100294028Abstract: A device for detecting a combustion chamber pressure of an internal combustion engine, in particular a gasoline engine. The device includes a sensor housing, the sensor housing being set up to be at least partially introduced into a combustion chamber of the internal combustion engine. At least one mechanical-electrical transducer element is accommodated inside the sensor housing, which is separated from the sensor housing by at least one sensor holder, in particular a sensor holder which at least partially encloses the mechanical-electrical transducer element. The sensor holder has an at least partially rigid design.Type: ApplicationFiled: May 24, 2010Publication date: November 25, 2010Inventors: Petra SIEGENTHALER, Holger SCHOLZEN, Christian DOERING, Markus LEDERMANN, Sven ZINOBER