Patents by Inventor Xaver Wirth
Xaver Wirth 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: 9562577Abstract: A rail wheel with a wheel body and wheel brake discs connected thereto with fastening elements on both sides is designed in such a way that at least in the respective contact regions of the wheel brake discs a mechanically and thermally highly resilient intermediate layer is arranged on the wheel body.Type: GrantFiled: December 2, 2014Date of Patent: February 7, 2017Assignee: KNORR-BREMSE SYSTEME FUR SCHIENENFAHRZEUGE GMBHInventors: Xaver Wirth, Christian Mosbach
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Patent number: 9132505Abstract: The invention relates to a friction stir welding apparatus for joining workpieces 1, 2, having a welding pin 3, which is rotatable about its center axis 9 by means of a drive, and having at least one clamping apparatus for clamping the workpieces 1, 2 to be joined, characterized in that the clamping apparatus comprises at least two clamping elements 10, 11, which respectively have an undercut guideway 12, the guideways 12 being arranged parallel to one another and parallel to a joining region 8, in that between the clamping elements 10, 11 is arranged a sliding element 13, which is secured by the guideways 12 against the workpieces 1, 2 and is translatorily displaceable along the guideways 12, and in that the sliding element 12 is provided with an opening 14 for the lead-through of the welding pin 3, and further relates to a method for friction stir welding, using the above-stated apparatus.Type: GrantFiled: July 17, 2012Date of Patent: September 15, 2015Assignee: TECHNISCHE UNIVERSITÄT MÜNCHENInventors: Sahin Sünger, Franz Xaver Wirth
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Publication number: 20150130202Abstract: A rail wheel with a wheel body and wheel brake discs connected thereto with fastening elements on both sides is designed in such a way that at least in the respective contact regions of the wheel brake discs a mechanically and thermally highly resilient intermediate layer is arranged on the wheel bodyType: ApplicationFiled: December 2, 2014Publication date: May 14, 2015Inventors: Xaver Wirth, Christian Mosbach
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Publication number: 20150069114Abstract: The invention relates to a friction stir welding apparatus for joining workpieces 1, 2, having a welding pin 3, which is rotatable about its center axis 9 by means of a drive, and having at least one clamping apparatus for clamping the workpieces 1, 2 to be joined, characterized in that the clamping apparatus comprises at least two clamping elements 10, 11, which respectively have an undercut guideway 12, the guideways 12 being arranged parallel to one another and parallel to a joining region 8, in that between the clamping elements 10, 11 is arranged a sliding element 13, which is secured by the guideways 12 against the workpieces 1, 2 and is translatorily displaceable along the guideways 12, and in that the sliding element 12 is provided with an opening 14 for the lead-through of the welding pin 3, and further relates to a method for friction stir welding, using the above-stated apparatus.Type: ApplicationFiled: July 17, 2012Publication date: March 12, 2015Applicant: Technische Universitat MunchenInventors: Sahin Sünger, Franz Xaver Wirth
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Patent number: 8939488Abstract: A rail wheel with a wheel body and wheel brake discs connected thereto with fastening elements on both sides is designed in such a way that at least in the respective contact regions of the wheel brake discs a mechanically and thermally highly resilient intermediate layer is arranged on the wheel body.Type: GrantFiled: December 19, 2008Date of Patent: January 27, 2015Assignee: Knorr-Bremse Systeme fur Schienenfahrzeuge GmbHInventors: Xaver Wirth, Christian Mosbach
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Publication number: 20100283276Abstract: A rail wheel with a wheel body and wheel brake discs connected thereto with fastening elements on both sides is designed in such a way that at least in the respective contact regions of the wheel brake discs a mechanically and thermally highly resilient intermediate layer is arranged on the wheel body.Type: ApplicationFiled: December 19, 2008Publication date: November 11, 2010Applicant: KNORR-BREMSE SYSTEME FUR SCHIENENFAHRZEUGE GMBHInventors: Xaver Wirth, Christian Mosbach
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Publication number: 20080047790Abstract: A brake lining for a disk brake of a vehicle includes a support plate and a plurality of friction elements coupled to the support plate. The plurality of friction elements each include a lining carrier and a friction lining coupled to the lining carrier.Type: ApplicationFiled: June 30, 2005Publication date: February 28, 2008Inventors: Gabriel Muller, Xaver Wirth
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Publication number: 20070215418Abstract: A brake disk for a rail vehicle includes a hub and at least one friction ring having radial grooves. The friction disk is fastened by a clamping bolt to the hub. Also included are sliding elements having a shank and the sliding elements are connected to the hub. The sliding elements engage in the radial grooves for anti-rotation locking and centering of the at least one friction ring. The sliding elements extend parallel to an axis of the clamping bolt.Type: ApplicationFiled: October 29, 2004Publication date: September 20, 2007Inventors: Xaver Wirth, Christian Mosbach
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Patent number: 7150343Abstract: A shoe brake assembly for a rail vehicle including a bogie connected with the rail vehicle. The assembly also includes a wheel having a wheel web and radially inward-facing surfaces on opposite sides of the wheel web. Also included are at least two brake pads adjacent respective radially inward-facing surfaces of the wheel and a pendulum suspension arrangement connecting the at least two brake pads to the bogie. The assembly further includes an operating device configured to move the at least two brake pads via the pendulum suspension essentially radially against respective radially inward-facing surfaces of the wheel.Type: GrantFiled: August 12, 2002Date of Patent: December 19, 2006Assignee: Knorr-Bremse Systeme fur Schienenfahrzeuge GmbHInventor: Xaver Wirth
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Patent number: 7051847Abstract: A brake lining for the disk brake of a vehicle, especially a rail vehicle, comprising a carrier plate on which several friction elements are secured, whereby said elements can be pressed against the friction surface of a brake disk when the brake is actuated, such that the carrier plate can be partially elastically deformed in the overlapping area of the friction elements or such that a spring element is allocated to each friction element and is supported on the rear of the friction element and on the carrier plate on the side thereof facing the friction element.Type: GrantFiled: May 14, 2003Date of Patent: May 30, 2006Assignee: Knorr-Bremse Systeme fur Schienenfahrzeuge GmbHInventor: Xaver Wirth
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Publication number: 20050173210Abstract: A brake lining for the disk brake of a vehicle, especially a rail vehicle, comprising a carrier plate on which several friction elements are secured, whereby said elements can be pressed against the friction surface of a brake disk when the brake is actuated, such that the carrier plate can be partially elastically deformed in the overlapping area of the friction elements or such that a spring element is allocated to each friction element and is supported on the rear of the friction element and on the carrier plate on the side thereof facing the friction element.Type: ApplicationFiled: May 14, 2003Publication date: August 11, 2005Inventor: Xaver Wirth
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Patent number: 6755286Abstract: A brake body, for a brake pad or a disk brake lining, comprising: a support body having at least one recess; at least one friction material element arranged in the at least one recess with the at least one friction material element being movably inserted in a longitudinal direction in the at least one recess and, together with the support body, forming a friction surface; and a share-elastic intermediate layer inserted in a space along the at least one recess between the at least one friction material element and the support body.Type: GrantFiled: November 1, 2002Date of Patent: June 29, 2004Assignee: Knorr-Bremse Systeme für Schienenfahrzeuge GmbHInventor: Xaver Wirth
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Patent number: 6742233Abstract: The invention is a brake disk and a method of producing the same. The brake disk has at least one friction ring which can be engaged by a brake shoe on at least one side. The friction ring is divided into at least two ring segments having mutually facing end areas configured to be coupled with one another adjacent a junction and separation area. A separation gap is formed between the mutually facing end areas, which mesh with one another. At least one connection device is positioned in the junction and separation area for coupling the ring segments together.Type: GrantFiled: May 10, 2002Date of Patent: June 1, 2004Assignee: Knorr-Bremse Systeme Für Schienenfahrzeuge GmbHInventor: Xaver Wirth
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Patent number: 6615954Abstract: A monitoring system for brake disks, particularly of rail vehicles, having at least two sensors which are arranged in the brake disk or in the proximity of the brake disk and whose sensor signals relate to the temperature of the brake disk. The monitoring system includes at least one transmitter which transmits the sensor signals, and at least one receiver which receives the transmitted sensor signals in a wireless manner. Furthermore, the invention relates to a method of monitoring the temperature of brake disks. The method includes measuring the temperature of at least one brake disk, converting sensor signals to processible values; transmitting the values or the sensor signals to a receiver in one or more of an encoded manner and successively in a timed manner; and processing the received values or sensor signals in one or more of the control unit and the regulating unit.Type: GrantFiled: April 16, 2001Date of Patent: September 9, 2003Assignee: Knorr-Bremse Systeme fur Schienenfahrzeuge GmbHInventors: Xaver Wirth, Ludwig Schlenk, Ralf Schmid
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Patent number: 6588553Abstract: The present invention relates to a brake pad for rail vehicles, including at least two friction material blocks and at least one holding device. The individual friction material blocks are lamellar in shape and are connected to one another along their longitudinal sides to form a brake pad. The connection is constructed such that the individual friction material blocks may be displaced with respect to one another. The present invention also relates to a rail vehicle brake including at least one brake shoe, a friction material block holding device, a power unit having a carrier body and a connection device connecting the power unit to the at least one brake shoe.Type: GrantFiled: May 21, 2001Date of Patent: July 8, 2003Assignee: Knorr-Bremse Systeme für Schienenfahrzeuge GmbHInventor: Xaver Wirth
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Patent number: 6557672Abstract: The invention is a brake disk. The brake disk has at least one friction ring which can be engaged by a brake shoe on at least one side. The friction ring is divided into at least two ring segments having mutually facing end areas configured to be coupled with one another adjacent a junction and separation area. A separation gap is formed between the mutually facing end areas, which mesh with one another. At least one connection device is positioned in the junction and separation area for coupling the ring segments together.Type: GrantFiled: November 13, 2000Date of Patent: May 6, 2003Assignee: Knorr-Bremse Systeme fur Schienenfahrzeuge GmbHInventor: Xaver Wirth
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Publication number: 20030075400Abstract: A brake body, for a brake pad or a disk brake lining, comprising: a support body having at least one recess; at least one friction material element arranged in the at least one recess with the at least one friction material element being movably inserted in a longitudinal direction in the at least one recess and, together with the support body, forming a friction surface; and a shear-elastic intermediate layer inserted in a space along the at least one recess between the at least one friction material element and the support body.Type: ApplicationFiled: November 1, 2002Publication date: April 24, 2003Inventor: Xaver Wirth
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Patent number: 6494301Abstract: The invention relates to a braking body for a rail car, especially a brake block or disk brake pad, comprising a supporting body with recesses and friction material elements arranged in the recesses. The friction material elements form a friction surface with the supporting body and are mounted with elastic or tilting elements such that the frictional material elements can move in the longitudinal direction of the recesses and adapt themselves to the running surface of a rail wheel.Type: GrantFiled: June 8, 2001Date of Patent: December 17, 2002Assignee: Knorr-Bremse Systeme für Schienenfahrzeuge GmbHInventor: Xaver Wirth
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Publication number: 20020148690Abstract: A monitoring system for brake disks, particularly of rail vehicles, having at least one sensor which is arranged in the brake disk or in the proximity of the brake disk and whose sensor signals relate to the temperature of the brake disk. The monitoring system includes at least one transmitter which transmits the sensor signals, and at least one receiver which receives the transmitted sensor signals in a wireless manner. Furthermore, the invention relates to a method of monitoring the temperature of brake disks. The method includes measuring the temperature 6 at least one brake disk, converting sensor signals to processible values; transmitting the values or the sensor signal into a receiver; and processing the received values or senor signals in a control and/or regulating unit.Type: ApplicationFiled: April 16, 2001Publication date: October 17, 2002Inventors: Xaver Wirth, Ludwig Schlenk, Ralf Schmid
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Publication number: 20020125083Abstract: The invention is a brake disk and a method of producing the same. The brake disk has at least one friction ring which can be engaged by a brake shoe on at least one side. The friction ring is divided into at least two ring segments having mutually facing end areas configured to be coupled with one another adjacent a junction and separation area. A separation gap is formed between the mutually facing end areas, which mesh with one another. At least one connection device is positioned in the junction and separation area for coupling the ring segments together.Type: ApplicationFiled: May 10, 2002Publication date: September 12, 2002Applicant: Knorr-Bremse Systeme Fur Schienenfahrzeuge GMBHInventor: Xaver Wirth