Patents by Inventor Stefan Wallmeier

Stefan Wallmeier 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).

  • Publication number: 20200180357
    Abstract: A wheel hub is configured to rotate about an axis of rotation during operation, and includes a brake disk abutment surface against which a brake disk bears in an installed state, and a wheel-hub-side contact surface which is offset in an axial direction with respect to the brake disk abutment surface and which runs obliquely with respect to the axis of rotation and against which at least a part of a fastening assembly, by which the brake disk is fastenable or fastened to the wheel hub, bears in the installed state.
    Type: Application
    Filed: July 5, 2018
    Publication date: June 11, 2020
    Inventors: Stefan Wallmeier, Ralf Aumüller
  • Publication number: 20200134938
    Abstract: The present invention relates to an axle-monitoring system of a chassis of a utility vehicle for acquiring data on at least one axle of the chassis, wherein at least one sensor for acquiring at least one physical variable is arranged on the at least one axle, wherein the at least one sensor is configured to acquire a multiplicity of different physical variables, and to the use of an axle-monitoring system.
    Type: Application
    Filed: April 19, 2018
    Publication date: April 30, 2020
    Inventors: Stefan Wallmeier, Michael Roos
  • Publication number: 20200062061
    Abstract: An air spring system for a commercial vehicle including an air spring device configured to be arranged in an interface region on a link, the air spring system configured such that, in the case of locking of the air spring device, an engagement element can be introduced into a receiving region, and, by way of an offset movement along an offset direction, the engagement element can be transferred from the receiving region into a positively locking region, in which the engagement element interacts in a positively locking manner with a positively locking element along a positively locking direction which differs from the offset direction.
    Type: Application
    Filed: May 2, 2018
    Publication date: February 27, 2020
    Inventors: Stefan Fäth, Stefan Wallmeier
  • Patent number: 10562363
    Abstract: Support unit for use on an air spring, having a main body and a reinforcement element, wherein the main body has a first contact side for fixing to the chassis of a utility vehicle, wherein the reinforcement element is fixable to a second contact side of the main body and is designed for supporting a plunger of an air spring, wherein the reinforcement element is formed from a material of higher strength and/or hardness than the main body.
    Type: Grant
    Filed: May 25, 2016
    Date of Patent: February 18, 2020
    Assignee: SAF-HOLLAND GmbH
    Inventors: Stefan Fäth, Stefan Wallmeier
  • Publication number: 20190248202
    Abstract: An air spring system for a vehicle axle includes a link element which can be pivotably arranged on a vehicle frame for mounting the vehicle axle, an air spring which can be arranged on the link element and has a piston, and an additional reservoir, the link element having an upper side which faces the vehicle frame and a lower side which faces away from the vehicle frame, the additional reservoir being configured to be mounted on the lower side of the link element, and the air spring being configured to be mounted on the upper side of the link element.
    Type: Application
    Filed: September 19, 2017
    Publication date: August 15, 2019
    Inventors: Stefan Fäth, Stefan Wallmeier, Stephan Dehlwes
  • Publication number: 20190202511
    Abstract: The invention relates to a vehicle combination having a towing vehicle and a trailer, wherein the trailer has a drive which is coupled to a wheel of the trailer, wherein a control unit is provided and is designed to receive a signal of a sensor, wherein the control unit controls the operation of the drive as a function of the signal. Furthermore, the present invention relates to a method for controlling a drive in a vehicle combination.
    Type: Application
    Filed: September 1, 2017
    Publication date: July 4, 2019
    Inventors: Florian Hößle, Rainer Stegmann, Stefan Wallmeier
  • Patent number: 10246062
    Abstract: A semi-trailer landing gear, in particular for trailers of utility vehicles, wherein the semi-trailer landing gear extends along a longitudinal axis and comprises an outer supporting tube and/or a transmission box, wherein the outer supporting tube and/or the transmission box comprise an outer wall, and wherein the outer wall comprises a fastening side, wherein at least one fastening portion is formed in the region of the fastening side, and wherein the fastening portion is designed to fasten and/or to arrange the semi-trailer landing gear on a further element, in particular a trailer, characterized in that a transmission is arranged in the transmission box, which transmission is coupled to a spindle drive, in that the fastening portion comprises at least one fastening element, and/or in that the fastening portion comprises at least one arrangement portion for arranging and/or fastening the at least one fastening element, and in that a ratio of a distance between the fastening elements and/or the arrangement
    Type: Grant
    Filed: January 13, 2015
    Date of Patent: April 2, 2019
    Assignee: SAF-HOLLAND GmbH
    Inventors: Stefan Wallmeier, Reinhold Riedl
  • Patent number: 10094418
    Abstract: A wheel bearing assembly includes a wheel hub which is mounted on an axle element by at least one wheel bearing, and a temperature-measuring device, visible from outside the wheel bearing assembly, configured to measure and display the exceeding of a limit temperature in the wheel bearing, wherein the temperature-measuring device comprises at least two separate temperature-measuring elements, each of which is connected to the wheel bearing in a heat-conducting manner along a heat-conducting path and undergoes a visually identifiable change at a predetermined trigger temperature. The at least two temperature-measuring elements are disposed in such a way that, when the wheel bearing heats up, the elements heat up at different rates, and/or the temperature-measuring elements have different trigger temperatures.
    Type: Grant
    Filed: September 30, 2014
    Date of Patent: October 9, 2018
    Assignee: SAF-HOLLAND GmbH
    Inventors: Stefan Wallmeier, Elmar Weber
  • Publication number: 20180178609
    Abstract: Support unit for use on an air spring, having a main body and a reinforcement element, wherein the main body has a first contact side for fixing to the chassis of a utility vehicle, wherein the reinforcement element is fixable to a second contact side of the main body and is designed for supporting a plunger of an air spring, wherein the reinforcement element is formed from a material of higher strength and/or hardness than the main body.
    Type: Application
    Filed: May 25, 2016
    Publication date: June 28, 2018
    Applicant: SAF-HOLLAND GmbH
    Inventors: Stefan Fäth, Stefan Wallmeier
  • Patent number: 9869358
    Abstract: The invention relates to a brake shoe for a drum brake and a drum brake that includes a supporting unit and a lining unit, wherein the supporting unit comprises a bearing portion for pivotable support and an actuation portion, and wherein the supporting unit has a bending stiffness, which has different values between the bearing portion and the actuation portion.
    Type: Grant
    Filed: January 21, 2014
    Date of Patent: January 16, 2018
    Assignee: SAF-HOLLAND GmbH
    Inventors: Stefan Wallmeier, Michael Roos
  • Patent number: 9702422
    Abstract: The invention relates to a brake shoe for a drum brake and a drum brake that comprises a supporting unit and a lining unit, wherein the supporting unit comprises a bearing portion for pivotable support and an actuation portion, wherein the supporting unit comprises two supporting portions, wherein the center of the mean curvature of the first supporting portion is spaced apart from the center of the mean curvature of the second supporting portion.
    Type: Grant
    Filed: January 21, 2014
    Date of Patent: July 11, 2017
    Assignee: SAF-HOLLAND GmbH
    Inventors: Stefan Wallmeier, Michael Roos
  • Publication number: 20160325717
    Abstract: A semi-trailer landing gear, in particular for trailers of utility vehicles, wherein the semi-trailer landing gear extends along a longitudinal axis and comprises an outer supporting tube and/or a transmission box, wherein the outer supporting tube and/or the transmission box comprise an outer wall, and wherein the outer wall comprises a fastening side, wherein at least one fastening portion is formed in the region of the fastening side, and wherein the fastening portion is designed to fasten and/or to arrange the semi-trailer landing gear on a further element, in particular a trailer, characterized in that a transmission is arranged in the transmission box, which transmission is coupled to a spindle drive, in that the fastening portion comprises at least one fastening element, and/or in that the fastening portion comprises at least one arrangement portion for arranging and/or fastening the at least one fastening element, and in that a ratio of a distance between the fastening elements and/or the arrangement
    Type: Application
    Filed: January 13, 2015
    Publication date: November 10, 2016
    Applicant: SAF-HOLLAND GmbH
    Inventors: Stefan Wallmeier, Reinhold Riedl
  • Publication number: 20160273581
    Abstract: A wheel bearing assembly includes a wheel hub which is mounted on an axle element by at least one wheel bearing, and a temperature-measuring device, visible from outside the wheel bearing assembly, configured to measure and display the exceeding of a limit temperature in the wheel bearing, wherein the temperature-measuring device comprises at least two separate temperature-measuring elements, each of which is connected to the wheel bearing in a heat-conducting manner along a heat-conducting path and undergoes a visually identifiable change at a predetermined trigger temperature. The at least two temperature-measuring elements are disposed in such a way that, when the wheel bearing heats up, the elements heat up at different rates, and/or the temperature-measuring elements have different trigger temperatures.
    Type: Application
    Filed: September 30, 2014
    Publication date: September 22, 2016
    Applicant: SAF-HOLLAND GmbH
    Inventors: Stefan Wallmeier, Elmar Weber
  • Publication number: 20150285322
    Abstract: Disclosed is a brake disk, in particular for a commercial vehicle, comprising two friction rings which are arranged substantially parallel to each other, and at least one connector piece, the friction rings each having a friction surface, which each define a plane, the at least one connector piece connecting the two friction rings to each other such that an intermediate chamber is formed between the planes of the friction rings, the brake disk having at least one additional element that is arranged inside the intermediate chamber, the additional element being formed from a metal baser than the at least one connector piece and the friction rings.
    Type: Application
    Filed: October 18, 2013
    Publication date: October 8, 2015
    Inventors: Stefan Wallmeier, Michael Roos
  • Publication number: 20140202806
    Abstract: The invention relates to a brake shoe for a drum brake and a drum brake that comprises a supporting unit and a lining unit, wherein the supporting unit comprises a bearing portion for pivotable support and an actuation portion, wherein the supporting unit comprises two supporting portions, wherein the center of the mean curvature of the first supporting portion is spaced apart from the center of the mean curvature of the second supporting portion.
    Type: Application
    Filed: January 21, 2014
    Publication date: July 24, 2014
    Applicant: SAF-HOLLAND, GmbH
    Inventors: Stefan Wallmeier, Michael Roos
  • Publication number: 20140202804
    Abstract: The invention relates to a brake shoe for a drum brake and a drum brake that includes a supporting unit and a lining unit, wherein the supporting unit comprises a bearing portion for pivotable support and an actuation portion, and wherein the supporting unit has a bending stiffness, which has different values between the bearing portion and the actuation portion.
    Type: Application
    Filed: January 21, 2014
    Publication date: July 24, 2014
    Applicant: SAF-HOLLAND, GmbH
    Inventors: Stefan Wallmeier, Michael Roos