Patents by Inventor Willi Schmidt
Willi Schmidt 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: 9670988Abstract: A gear drive unit (1), for a seat adjuster or a power-assisted steering system, comprised of a spindle (40), on which a drive gear (42) that drives the spindle (40) is provided, a drive assembly (20), which drives the drive gear (42) by means of a driven element (500) and at least one device (30) on which the drive assembly (20) is at least flanged-mounted, and which operationally couples at least the driven element (500) and the drive gear (42). The invention provides that at least one additional support (100, 100?) is provided in which the drive gear (42) is mounted, and this support is fastened to the base part (50) and supports the device (30).Type: GrantFiled: August 12, 2005Date of Patent: June 6, 2017Assignee: Robert Bosch GmbHInventors: Hans-Juergen Oberle, Willi Schmidt, Andreas Lienig
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Patent number: 9541163Abstract: The present invention relates to a transmission (1), in particular for an adjustment drive, comprising a housing (2), a worm shaft (3) which is rotatably mounted in the housing (2) and which can be driven, a worm wheel (4) which is rotatably mounted in the housing (2) and which meshes with the worm shaft (3), an encircling first wedge surface (5) which is formed on the worm wheel (4) or fixedly connected to the worm wheel (4), a brake element (6) which is arranged so as to be rotationally conjoint with respect to the worm wheel (4) and which has a second wedge surface (7), wherein the first wedge surface (5) bears areally against the second wedge surface (7).Type: GrantFiled: October 5, 2012Date of Patent: January 10, 2017Assignee: Robert Bosch GmbHInventors: Willi Schmidt, Anja Burger, Gerhard Genter
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Patent number: 9388865Abstract: A gearing mechanism includes a housing component and a shaft mounted in the housing component. The shaft is driven rotating relative to the housing component with regard to a rotation axis in a first rotation direction and in a second rotation direction opposite the first rotation direction. There is also a wrap element that wraps the shaft multiple times. A first end of the wrap element is fastened to the housing component. It is also possible that an inward oriented friction surface is provided and that the wrap element is arranged within the inward oriented friction surface at least in sections in order to interact with the friction surface. In an alternative embodiment, a brake element is provided, the shaft comprises a brake element receptacle that at least partially accommodates the brake element and a contact surface is allocated to the brake element for interacting with the brake element.Type: GrantFiled: October 16, 2009Date of Patent: July 12, 2016Assignee: Robert Bosch GmbHInventors: Hans-Juergen Oberle, Wilhelm Braun, Willi Schmidt, Siegfried Reichmann, Roland Braun
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Patent number: 9345988Abstract: Apparatus and processes for continuous distillative separation of a mixture comprising one or more alkanolamine(s) are described. The separation is performed in one or more dividing wall column(s) and the alkanolamine or the alkanolamines is/are withdrawn as a side draw stream or side draw streams (side fraction(s)).Type: GrantFiled: October 18, 2013Date of Patent: May 24, 2016Assignee: BASF SEInventors: Willi Schmidt, Gerd Kaibel, Elke Geiβler, Wolfgang Reif, Manfred Julius, Frank-Friedrich Pape
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Publication number: 20150000444Abstract: The present invention relates to a transmission (1), in particular for an adjustment drive, comprising a housing (2), a worm shaft (3) which is rotatably mounted in the housing (2) and which can be driven, a worm wheel (4) which is rotatably mounted in the housing (2) and which meshes with the worm shaft (3), an encircling first wedge surface (5) which is formed on the worm wheel (4) or fixedly connected to the worm wheel (4), a brake element (6) which is arranged so as to be rotationally conjoint with respect to the worm wheel (4) and which has a second wedge surface (7), wherein the first wedge surface (5) bears areally against the second wedge surface (7).Type: ApplicationFiled: October 5, 2012Publication date: January 1, 2015Applicant: Robert Bosch GmbHInventors: Willi Schmidt, Anja Burger, Gerhard Genter
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Patent number: 8674140Abstract: Apparatus and processes for continuous distillative separation of a mixture comprising one or more alkanolamine(s), wherein the separation is performed in one or more dividing wall column(s) and the alkanolamine or the alkanolamines is/are withdrawn as a side draw stream or side draw streams (side fraction(s)).Type: GrantFiled: September 16, 2009Date of Patent: March 18, 2014Assignee: BASF SEInventors: Willi Schmidt, Gerd Kaibel, Elke Geiβbler, Wolfgang Reif, Manfred Julius, Frank-Friedrich Pape
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Publication number: 20140061020Abstract: Apparatus and processes for continuous distillative separation of a mixture comprising one or more alkanolamine(s) are described. The separation is performed in one or more dividing wall column(s) and the alkanolamine or the alkanolamines is/are withdrawn as a side draw stream or side draw streams (side fraction(s)).Type: ApplicationFiled: October 18, 2013Publication date: March 6, 2014Applicant: BASF SEInventors: Willi Schmidt, Gerd Kaibel, Elke Geißler, Wolfgang Reif, Manfred Julius, Frank-Friedrich Pape
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Patent number: 8585124Abstract: The invention relates to a drive device in vehicle component, comprising an electric drive motor, the armature shaft thereof being connected to a gearbox device for driving an output shaft. The gearbox device comprises at least one double gearbox unit, made of two gear stages having two changes in direction.Type: GrantFiled: July 2, 2010Date of Patent: November 19, 2013Assignee: Robert Bosch GmbHInventors: Hans-Juergen Oberle, Wilhelm Braun, Willi Schmidt, Siegfried Reichmann
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Publication number: 20120187710Abstract: The invention relates to a drive device in vehicle component, comprising an electric drive motor, the armature shaft thereof being connected to a gearbox device for driving an output shaft. The gearbox device comprises at least one double gearbox unit, made of two gear stages having two changes in direction.Type: ApplicationFiled: July 2, 2010Publication date: July 26, 2012Applicant: ROBERT BOSCH GMBHInventors: Hans-Juergen Oberle, Wilhelm Braun, Willi Schmidt, Siegfried Reichmann
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Publication number: 20110303032Abstract: The invention relates to a gearing mechanism (1) that serves particularly as a worm gear for assemblies for outside force activated adjustment of elements of a motor vehicle, comprising a housing component (9) and a shaft (2) mounted in the housing component (9). The shaft (2) is driven rotating relative to the housing component (9) with regard to a rotation axis (8) in a first rotation direction (11) and in a second rotation direction (12) opposite the first rotation direction (11). There is also a wrap element (15) that wraps the shaft (2) multiple times. The wrap element (15) is designed as a spring-elastic wrap element (15). A first end (19) of the wrap element (15) is fastened in a stationary manner to the housing component (9). This can achieve a self-locking of the shaft (2) dependent on the rotation direction.Type: ApplicationFiled: October 16, 2009Publication date: December 15, 2011Applicant: ROBERT BOSCH GMBHInventors: Hans-Juergen Oberle, Wilhelm Braun, Willi Schmidt, Siegfried Reichmann, Roland Braun
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Publication number: 20110168542Abstract: Apparatus and processes for continuous distillative separation of a mixture comprising one or more alkanolamine(s), wherein the separation is performed in one or more dividing wall column(s) and the alkanolamine or the alkanolamines is/are withdrawn as a side draw stream or side draw streams (side fraction(s)).Type: ApplicationFiled: September 16, 2009Publication date: July 14, 2011Applicant: BASF SEInventors: Willi Schmidt, Gerd Kaibel, Elke Geissler, Wolfgang Reif, Manfred Julius, Frank-Friedrich Pape
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Patent number: 7479083Abstract: Gear mechanism (10), in particular for adjusting moveable parts in a motor vehicle, comprising a spur wheel (14) which is provided with external teeth (16) and meshes with an internal gear (18) that is provided with internal teeth (20), wherein the number of internal teeth (20) to generate a certain gear step-up ratio is greater by at least one than the number of external teeth (16) and the spur wheel (14) and the internal gear (18) perform an eccentric movement relative to one another, wherein the eccentric movement is directed exclusively by means of the matching tooth geometry of the internal and external teeth (20, 16).Type: GrantFiled: October 22, 2004Date of Patent: January 20, 2009Assignee: Robert Bosch GmbHInventors: Willi Schmidt, Jochen Moench, Daniel Cettier
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Patent number: 7455613Abstract: Eccentric gearing (10) for displacing two parts positioned in a manner that enables them to move relative to one another. The eccentric gearing includes a gearing housing (12), an eccentric element (20), which is driven by a rotary drive (28) and on which an eccentric gear (30) is rotationally mounted, and it includes an output element (40), which interacts with the eccentric gear (30) by meshing therewith in sections. The eccentric gear (30) is actively connected to a coupling element (54) placed inside a recess (67) of a fastening flange (60) that enables the eccentric gearing (10) to be fixed on one of the two parts (8, 9).Type: GrantFiled: February 2, 2005Date of Patent: November 25, 2008Assignee: Robert Bosch GmbHInventors: Gerhard Genter, Willi Schmidt, Martin Meyer
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Publication number: 20070289135Abstract: The invention relates to a gear drive unit (10)5, particularly for a seat adjuster or a power-assisted steering system, comprised of a spindle (40), on which a drive gear (42) that drives the spindle (40) is provided, a drive assembly (20), which drives the drive gear (42) by means of a driven element (500) and at least one device (30) on which the drive assembly (10)6 is at least flanged-mounted, and which operationally couples at least the driven element (500) and the drive gear (42). The invention provides that at least one additional support (100, 100?) is provided in which the drive gear (42) is mounted, and this support is fastened to the base part (50) and supports the device (30). 5 Translator's note: [sic] This appears to be a typographical error. The gear drive unit is designated “(1)” elsewhere in the document. 6 Translator's note: [sic] This appears to be a typographical error. The drive assembly is designated “(20)” elsewhere in the document.Type: ApplicationFiled: August 12, 2005Publication date: December 20, 2007Applicant: ROBERT BOSCH GMBHInventors: Hans-Juergen Oberle, Willi Schmidt, Andreas Lienig
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Publication number: 20070161451Abstract: Eccentric gearing (10) for displacing two parts positioned in a manner that enables them to move relative to one another. The eccentric gearing includes a gearing housing (12), an eccentric element (20), which is driven by a rotary drive (28) and on which an eccentric gear (30) is rotationally mounted, and it includes an output element (40), which interacts with the eccentric gear (30) by meshing therewith in sections. The eccentric gear (30) is actively connected to a coupling element (54) placed inside a recess (67) of a fastening flange (60) that enables the eccentric gearing (10) to be fixed on one of the two parts (8, 9).Type: ApplicationFiled: February 2, 2005Publication date: July 12, 2007Inventors: Gerhard Genter, Willi Schmidt, Martin Meyer
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Publication number: 20070087887Abstract: Gear mechanism (10), in particular for adjusting moveable parts in a motor vehicle, comprising a spur wheel (14) which is provided with external teeth (16) and meshes with an internal gear (18) that is provided with internal teeth (20), wherein the number of internal teeth (20) to generate a certain gear step-up ratio is greater by at least one than the number of external teeth (16) and the spur wheel (14) and the internal gear (18) perform an eccentric movement relative to one another, wherein the eccentric movement is directed exclusively by means of the matching tooth geometry of the internal and external teeth (20, 16).Type: ApplicationFiled: October 22, 2004Publication date: April 19, 2007Inventors: Willi Schmidt, Jochen Moench, Daniel Cettier
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Patent number: 6986833Abstract: An amine-containing mixture containing one or more amines, water, low-boilers and optionally high-boilers is fractionated by a process having the steps (iii) and (iv) and optionally the steps (i), (ii) and (v): (i) a (first) low-boiler fraction is separated off from the amine-containing mixture by distillation, (ii) a (first) high-boiler fraction is separated off from the amine-containing mixture by distillation, (iii) the amine-containing mixture is extracted with sodium hydroxide solution, producing an aqueous, sodium-hydroxide-containing first phase and an aqueous-organic, amine-, (further) low-boiler- and possibly (further) high-boiler-containing second phase, (iv) the aqueous-organic second phase, is distilled, producing essentially anhydrous amine as bottom-phase take off or sidestream takeoff in the stripping part of the distillation column, an amine/water azeotrop as sidestream takeoff in the enrichment part of the column and a (further) low-boiler fraction as overhead takeoff, and recycling the aminType: GrantFiled: October 17, 2002Date of Patent: January 17, 2006Assignee: BASF AktiengesellschaftInventors: Andreas Wölfert, Heinz Rütter, Stefan Rittinger, Mark Wehinger, Aurelie Alemany, Willi Schmidt
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Patent number: 6913674Abstract: A mixture containing one or more amines, water, low-boilers and high-boilers, is fractioned in a process wherein (i) low-boilers are separated from the mixture by distillation, (ii) high-boilers are separated from the mixture by distillation, (iii) the mixture is extracted with a sodium hydroxide solution to form an aqueous, sodium-hydroxide-containing first phase and an aqueous-organic, amine-containing second phase, and (iv) the aqueous-organic second phase is distilled to form an amine/water azeotrop and an essentially anhydrous amine, and the amine/water azeotrop is recycled to the extraction step (iii).Type: GrantFiled: July 12, 2004Date of Patent: July 5, 2005Assignee: BASF AktiengesellschaftInventors: Andreas Wölfert, Heinz Rütter, Stefan Rittinger, Mark Wehinger, Aurelie Alemany, Willi Schmidt
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Publication number: 20050000791Abstract: A process for fractionating an amine-containing mixture which comprises one or more amines, water, low-boilers and high-boilers, having the steps (i) to (iv): (i) separating off by distillation low-boilers from the amine-containing mixture, (ii) separating off by distillation high-boilers from the amine-containing mixture, (iii) extracting the amine-containing mixture with sodium hydroxide solution, producing an aqueous, sodium-hydroxide-containing first phase and an aqueous-organic, amine-containing second phase, (iv) distilling the aqueous-organic second phase, producing an amine/water azeotrope and an essentially anhydrous amine, and recycling the amine/water azeotrope to the extraction step (iii).Type: ApplicationFiled: July 12, 2004Publication date: January 6, 2005Inventors: Andreas Wolfert, Heinz Rutler, Stefan Rittinger, Mark Wehinger, Aurelie Alemany, Willi Schmidt
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Patent number: 6821396Abstract: A mixture containing mixture one or more amines, water, low-boilers and high-boilers, is fractioned in a process wherein (i) low-boilers are separated from the mixture by distillation, (ii) high-boilers are separated from the mixture by distillation, (iii) the mixture is extracted with a sodium hydroxide solution to form an aqueous, sodium-hydroxide-containing first phase and an aqueous-organic, amine-containing second phase, and (iv) the aqueous-organic second phase is distilled to form an amine/water azeotrope and an essentially anhydrous amine, and the amine/water azeotrope is recycled to the extraction step (iii).Type: GrantFiled: October 17, 2002Date of Patent: November 23, 2004Assignee: BASF AktiengesellscahftInventors: Andreas Wolfert, Heinz Rütter, Stefan Rittinger, Mark Wehinger, Aurelie Alemany, Willi Schmidt