Patents by Inventor Horst SIGL
Horst SIGL 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: 10752054Abstract: A vehicle axle includes, an axle gear unit housing and axle tubes adjoining the latter. The axle gear unit housing has an opening which is surrounded by a flange. Threaded blind bore holes extend beyond the thickness of the flange into the region of the wall of the axle gear unit housing which has radially outwardly on the side of the flange facing the axle gear unit housing a wall thickening which extends annularly radially circumferentially along the flange and which is configured in a continuously annular manner or so as to form spot faces partially in the areas of the threaded blind bore holes, wherein a joint flash extends in a central plane along the axle tubes and toward the flange 4 in the region of the axle gear unit housing and at the flange along the radially outer contour of the wall thickening.Type: GrantFiled: May 23, 2016Date of Patent: August 25, 2020Assignee: ZF Friedrichshafen AGInventors: Manuel Bauer, Paul Lenz, Horst Sigl, Alexander Enderl, Rudolf Neumüller, Daniel Dudek, Stefan Brachmeier, Peter Haselberger, Daniela Wagner, Rainer Hildebrand
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Publication number: 20200040983Abstract: A vehicle axle includes, an axle gear unit housing and axle tubes adjoining the latter. The axle gear unit housing has an opening which is surrounded by a flange. Threaded blind bore holes extend beyond the thickness of the flange into the region of the wall of the axle gear unit housing which has radially outwardly on the side of the flange facing the axle gear unit housing a wall thickening which extends annularly radially circumferentially along the flange and which is configured in a continuously annular manner or so as to form spot faces partially in the areas of the threaded blind bore holes, wherein a joint flash extends in a central plane along the axle tubes and toward the flange 4 in the region of the axle gear unit housing and at the flange along the radially outer contour of the wall thickening.Type: ApplicationFiled: May 23, 2016Publication date: February 6, 2020Inventors: Manuel BAUER, Paul LENZ, Horst SIGL, Alexander ENDERL, Rudolf NEUMÜLLER, Daniel DUDEK, Stefan BRACHMEIER, Peter HASELBERGER, Daniela WAGNER, Rainer HILDEBRAND
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Patent number: 10532655Abstract: The invention is directed to a portal axle for low-slung vehicles, comprising a portal housing 1, 1? into the interior 2 of which is guided proceeding from an axle bracket side a drive shaft 17 on which a drive wheel 3 is arranged so as to be fixed with respect to rotation relative to it, with intermediate wheels 4 which are rotatably mounted on bearing pins 12 in the portal housing 1, 1? and which can be rotatably driven by the drive wheel 3 and by means of which an output wheel 5 which is arranged in the portal housing 1, 1? on an output shaft so as to be fixed with respect to rotation relative to it can be rotatably driven, this output wheel 5 projecting into a hub carrier 6 which can be fixedly connected to the portal housing 1, 1?. The drive shaft 17 and the output shaft extend so as to be axially offset, and a brake caliper of a disk brake is arranged radially adjacent to the portal housing 1, 1?.Type: GrantFiled: March 24, 2016Date of Patent: January 14, 2020Assignee: ZF Friedrichshafen AGInventors: Rudolf Neumüller, Paul Lenz, Manuel Bauer, Stefan Brachmeier, Daniela Wagner, Peter Haselberger, Daniel Dudek, Klaus Alesch, Horst Sigl, Alexander Enderl
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Patent number: 10179478Abstract: An axle assembly for a drive device for the road wheels of a vehicle includes: a stationary housing having a housing interior at least partially filled with a lubricating liquid; axle housings connected to the stationary housing and configured to permit axles of the vehicle to pass towards the road wheels; a venting bore in one of the axle housings configured to allow pressurized air to escape from the stationary housing; and at least one rib sized and positioned in the housing interior of the stationary housing so as to prevent migration of the lubricating liquid out of the venting bore.Type: GrantFiled: September 17, 2015Date of Patent: January 15, 2019Assignee: ZF Friedrichshafen AGInventors: Manuel Bauer, Rudolf Neumüller, Paul Lenz, Peter Haselberger, Horst Sigl, Daniel Dudek, Matthias Kobler, Daniela Wagner, Rainer Hildebrand, Stefan Brachmeier
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Publication number: 20180372204Abstract: A differential bearing arrangement is provided for supporting a differential cage, having a final drive housing, at least one bearing support and at least one fastening screw with a screw head and a cylindrical screw body that is provided with an external thread and fixedly connects the bearing support to the final drive housing. The bearing support has a blind hole with an internal thread and the fastening screw is arranged such that the screw head thereof comes to bear against an outer surface of the final drive housing, and the screw body extends through a through-recess formed in the final drive housing and is at least partially received by the blind hole formed in the bearing support. The internal thread of the blind hole cooperates with the external thread of the fastening screw.Type: ApplicationFiled: November 15, 2016Publication date: December 27, 2018Inventors: Rainer HILDEBRAND, Paul LENZ, Peter HASELBERGER, Horst SIGL, Manuel BAUER, Stefan BRACHMEIER
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Publication number: 20180154770Abstract: The invention is directed to a portal axle for low-slung vehicles, comprising a portal housing 1, 1? into the interior 2 of which is guided proceeding from an axle bracket side a drive shaft 17 on which a drive wheel 3 is arranged so as to be fixed with respect to rotation relative to it, with intermediate wheels 4 which are rotatably mounted on bearing pins 12 in the portal housing 1, 1? and which can be rotatably driven by the drive wheel 3 and by means of which an output wheel 5 which is arranged in the portal housing 1, 1? on an output shaft so as to be fixed with respect to rotation relative to it can be rotatably driven, this output wheel 5 projecting into a hub carrier 6 which can be fixedly connected to the portal housing 1, 1?. The drive shaft 17 and the output shaft extend so as to be axially offset, and a brake caliper of a disk brake is arranged radially adjacent to the portal housing 1, 1?.Type: ApplicationFiled: March 24, 2016Publication date: June 7, 2018Applicant: ZF FRIEDRICHSHAFEN AGInventors: Rudolf NEUMÜLLER, Paul LENZ, Manuel BAUER, Stefan BRACHMEIER, Daniela WAGNER, Peter HASELBERGER, Daniel DUDEK, Klaus ALESCH, Horst SIGL, Alexander ENDERL
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Publication number: 20170080753Abstract: An axle assembly for a drive device for the road wheels of a vehicle includes: a stationary housing having a housing interior at least partially filled with a lubricating liquid; axle housings connected to the stationary housing and configured to permit axles of the vehicle to pass towards the road wheels; a venting bore in one of the axle housings configured to allow pressurized air to escape from the stationary housing; and at least one rib sized and positioned in the housing interior of the stationary housing so as to prevent migration of the lubricating liquid out of the venting bore.Type: ApplicationFiled: September 17, 2015Publication date: March 23, 2017Inventors: Manuel BAUER, Rudolf NEUMÜLLER, Paul LENZ, Peter HASELBERGER, Horst SIGL, Daniel DUDEK, Matthias KOBLER, Daniela WAGNER, Rainer HILDEBRAND, Stefan BRACHMEIER
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Patent number: 9175761Abstract: A drive device for the road wheels of a vehicle includes a stationary housing in which a rotatably drivable differential housing having an axle differential gear unit is rotatably mounted by differential bearings, at least one driveshaft being rotatably drivable by the differential housing. At least one driving gear wheel is arranged on the at least one driveshaft so as to be fixed with respect to rotation relative to the latter. The at least one driving gear wheel meshingly engage by oppositely directed helical teeth with at least one driven gear wheel for driving road wheels of the vehicle and generating axial forces directed toward the center of the axle differential gear unit. At least one thrust bearing arrangement is supported axially with respect to the at least one driveshaft at a radial supporting surface.Type: GrantFiled: January 23, 2014Date of Patent: November 3, 2015Assignee: ZF Friedrichshafen AGInventors: Horst Sigl, Paul Lenz, Peter Haselberger, Rudolf Neumüller, Klaus Alesch, Alexander Enderl
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Patent number: 9169912Abstract: A drive device for the road wheels of a vehicle includes a stationary housing in which a rotatably drivable differential housing having an axle differential gear unit is rotatably mounted by differential bearings, at least one driveshaft being rotatably drivable by the differential housing. At least one driving gear wheel is arranged on the at least one driveshaft so as to be fixed with respect to rotation relative to the latter. The at least one driving gear wheel meshingly engage by oppositely directed helical teeth with at least one driven gear wheel for driving road wheels of the vehicle and generating axial forces directed toward the center of the axle differential gear unit. At least one thrust bearing arrangement is supported axially with respect to the at least one driveshaft at a radial supporting surface.Type: GrantFiled: January 23, 2014Date of Patent: October 27, 2015Assignee: ZF Friedrichshafen AGInventors: Horst Sigl, Paul Lenz, Peter Haselberger, Rudolf Neumüller, Klaus Alesch, Alexander Enderl, Daniel Dudek
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Patent number: 9169911Abstract: A drive device for the road wheels of a vehicle includes a stationary housing in which a rotatably drivable differential housing having an axle differential gear unit is rotatably mounted by differential bearings, at least one driveshaft being rotatably drivable by the differential housing. At least one driving gear wheel is arranged on the at least one driveshaft so as to be fixed with respect to rotation relative to the latter. The at least one driving gear wheel meshingly engage by oppositely directed helical teeth with at least one driven gear wheel for driving road wheels of the vehicle and generating axial forces directed toward the center of the axle differential gear unit. At least one thrust bearing arrangement for supporting these axial forces is in turn supported at a structural component part of the drive device.Type: GrantFiled: January 23, 2014Date of Patent: October 27, 2015Assignee: ZF Friedrichshafen AGInventors: Horst Sigl, Paul Lenz, Peter Haselberger, Rudolf Neumüller, Klaus Alesch, Alexander Enderl
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Patent number: 9115798Abstract: A drive device for the road wheels of a vehicle, with a stationary housing partially filled with a lubricating liquid, and a rotatably drivable driveshaft inserted into the housing interior and with a differential unit having a crown wheel with a differential housing. The crown wheel is rotatably drivable by the driving gear wheel, by means of which crown wheel a plurality of differential gear wheels of the differential unit are rotatably drivable, driven gear wheels being rotatably drivable in turn by these differential gear wheels. The driven gear wheels being drivingly connected in each instance to driven shafts for driving the road wheels of the vehicle. The differential unit is enclosed in the housing interior by a shielding housing, wherein the stationary housing interior is connected to the shielding housing interior via one or more apertures.Type: GrantFiled: February 19, 2014Date of Patent: August 25, 2015Assignee: ZF Friedrichshafen AGInventors: Horst Sigl, Paul Lenz
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Patent number: 9017210Abstract: A drive device for road wheels of a vehicle includes: a stationary housing; a rotatably drivable differential housing with an axle differential gear unit, the differential housing being rotatably mounted in the stationary housing by differential bearings; at least one driveshaft rotatably drivable by the rotatably drivable differential housing; at least one driving gear wheel associated with and arranged on the at least one driveshaft, so as to be fixed with respect to rotation relative to the at least one driveshaft; and at least one driven gear wheel, the at least one driving gear wheel meshingly engaging, by oppositely directed helical teeth, with the at least one driven gear wheel to drive the road wheels of the vehicle and generate axial forces directed toward the center of the axle differential gear unit, and having at least one thrust bearing arrangement configured to support the axial forces.Type: GrantFiled: January 23, 2014Date of Patent: April 28, 2015Assignee: ZF Friedrichshafen AGInventors: Horst Sigl, Paul Lenz, Peter Haselberger, Rudolf Neumüller, Klaus Alesch, Alexander Enderl
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Publication number: 20140235395Abstract: A drive device for the road wheels of a vehicle, with a stationary housing partially filled with a lubricating liquid, and a rotatably drivable driveshaft inserted into the housing interior and with a differential unit having a crown wheel with a differential housing. The crown wheel is rotatably drivable by the driving gear wheel, by means of which crown wheel a plurality of differential gear wheels of the differential unit are rotatably drivable, driven gear wheels being rotatably drivable in turn by these differential gear wheels. The driven gear wheels being drivingly connected in each instance to driven shafts for driving the road wheels of the vehicle. The differential unit is enclosed in the housing interior by a shielding housing, wherein the stationary housing interior is connected to the shielding housing interior via one or more apertures.Type: ApplicationFiled: February 19, 2014Publication date: August 21, 2014Inventors: Horst SIGL, Paul LENZ
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Publication number: 20140206490Abstract: A drive device for the road wheels of a vehicle includes a stationary housing in which a rotatably drivable differential housing having an axle differential gear unit is rotatably mounted by differential bearings, at least one driveshaft being rotatably drivable by the differential housing. At least one driving gear wheel is arranged on the at least one driveshaft so as to be fixed with respect to rotation relative to the latter. The at least one driving gear wheel meshingly engage by oppositely directed helical teeth with at least one driven gear wheel for driving road wheels of the vehicle and generating axial forces directed toward the center of the axle differential gear unit. At least one thrust bearing arrangement for supporting these axial forces is in turn supported at a structural component part of the drive device.Type: ApplicationFiled: January 23, 2014Publication date: July 24, 2014Inventors: Horst SIGL, Paul Lenz, Peter Haselberger, Rudolf Neumüller, Klaus Alesch, Alexander Enderl
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Publication number: 20140206493Abstract: A drive device for the road wheels of a vehicle includes a stationary housing in which a rotatably drivable differential housing having an axle differential gear unit is rotatably mounted by differential bearings, at least one driveshaft being rotatably drivable by the differential housing. At least one driving gear wheel is arranged on the at least one driveshaft so as to be fixed with respect to rotation relative to the latter. The at least one driving gear wheel meshingly engage by oppositely directed helical teeth with at least one driven gear wheel for driving road wheels of the vehicle and generating axial forces directed toward the center of the axle differential gear unit. At least one thrust bearing arrangement is supported axially with respect to the at least one driveshaft at a radial supporting surface.Type: ApplicationFiled: January 23, 2014Publication date: July 24, 2014Inventors: Horst SIGL, Paul LENZ, Peter HASELBERGER, Rudolf NEUMÜLLER, Klaus ALESCH, ALexander ENDERL, Daniel DUDEK
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Publication number: 20140206492Abstract: A drive device for the road wheels of a vehicle includes a stationary housing in which a rotatably drivable differential housing having an axle differential gear unit is rotatably mounted by differential bearings, at least one driveshaft being rotatably drivable by the differential housing. At least one driving gear wheel is arranged on the at least one driveshaft so as to be fixed with respect to rotation relative to the latter. The at least one driving gear wheel meshingly engage by oppositely directed helical teeth with at least one driven gear wheel for driving road wheels of the vehicle and generating axial forces directed toward the center of the axle differential gear unit. At least one thrust bearing arrangement is supported axially with respect to the at least one driveshaft at a radial supporting surface.Type: ApplicationFiled: January 23, 2014Publication date: July 24, 2014Inventors: Horst SIGL, Paul Lenz, Peter Haselberger, Rudolf Neumüller, Klaus Alesch, Alexander Enderl
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Publication number: 20140206489Abstract: A drive device for road wheels of a vehicle includes: a stationary housing; a rotatably drivable differential housing with an axle differential gear unit, the differential housing being rotatably mounted in the stationary housing by differential bearings; at least one driveshaft rotatably drivable by the rotatably drivable differential housing; at least one driving gear wheel associated with and arranged on the at least one driveshaft, so as to be fixed with respect to rotation relative to the at least one driveshaft; and at least one driven gear wheel, the at least one driving gear wheel meshingly engaging, by oppositely directed helical teeth, with the at least one driven gear wheel to drive the road wheels of the vehicle and generate axial forces directed toward the center of the axle differential gear unit, and having at least one thrust bearing arrangement configured to support the axial forces.Type: ApplicationFiled: January 23, 2014Publication date: July 24, 2014Inventors: Horst SIGL, Paul LENZ, Peter HASELBERGER, Rudolf NEUMÜLLER, Klaus ALESCH, Alexander ENDERL
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Publication number: 20140206491Abstract: A drive device for road wheels of a vehicle includes: a stationary housing; a rotatably drivable differential housing with an axle differential gear unit, the differential housing being rotatably mounted in the stationary housing by differential bearings; at least one driveshaft rotatably drivable by the rotatably drivable differential housing; at least one driving gear wheel associated with and arranged on the at least one driveshaft, so as to be fixed with respect to rotation relative to the at least one driveshaft; and at least one driven gear wheel, the at least one driving gear wheel meshingly engaging, by oppositely directed helical teeth, with the at least one driven gear wheel to drive the road wheels of the vehicle and generate axial forces directed toward the center of the axle differential gear unit, and having at least one thrust bearing arrangement configured to support the axial forces.Type: ApplicationFiled: January 23, 2014Publication date: July 24, 2014Inventors: Horst Sigl, Paul Lenz, Peter Haselberger, Rudolf Neumüller, Klaus Alesch, Alexander Enderl