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).
-
Patent number: 12612936Abstract: High-strength screw (1), with a head (2) with a tool engagement contour (4), a shank (3) with a free end (5) pointing away from the head (2), a threaded section (6) with a thread (7) being arranged on the shank (3), the thread (7) being formed as a metric ISO thread or inch thread, the head (2) and the shank (3) being de-signed as materially separate parts, the head (2) having a coupling recess (8) arranged radially inside with an axial force transmission element (9) and a torque transmission element (10), the shank (3) having a coupling element (11) arranged radially outside on its outer circumference with an axial force transmission counter element (12) and a torque transmission counter element (13), the coupling element (11) engaging in the coupling recess (8), the axial force transmission element (9) and the axial force transmission counter element (12) being designed and arranged to positively interlock in such a way that an axial translatory movement of the head (2) relative to the shank (3) in the direType: GrantFiled: September 26, 2019Date of Patent: April 28, 2026Assignee: KAMAX Holding GmbH & Co. KGInventors: Manuel Kellner, Thorsten Schmitt, Stefan Wallmeier
-
Publication number: 20260038851Abstract: Fuel cell (1) comprising a bipolar plate (210), in particular a plurality of bipolar plates (210), and/or comprising a connecting means (9), in particular a plurality of connecting means (9), wherein the bipolar plate (210) extends in a longitudinal direction (L) and in a width direction (B), wherein the longitudinal direction (L) and the width direction (B) are in particular perpendicular to one another, wherein the bipolar plate (210) has a plurality of apertures (240), wherein the apertures (240) have an outer contour, wherein the outer contour of the apertures (240) is formed in particular in each case by a mounting aperture (242) and at least one flow aperture (244), wherein the mounting aperture (242) advantageously forms a circular segment-shaped part of the outer contour of the aperture (240), and wherein the mounting aperture (242) or the aperture (240) is designed to receive the or a connecting means (9).Type: ApplicationFiled: July 11, 2023Publication date: February 5, 2026Applicant: KAMAX Holding GmbH & Co. KGInventors: Dennis Dutenhöfner, Johannes Schwalm, Claudia Pöggeler Ribas, Alexander Hochgesand, Stefan Wallmeier
-
Patent number: 11982304Abstract: Fastening element (1), in particular mounting bolt, comprising a fixing portion (10), an intermediate portion (20) and a fitting portion (30), wherein the fastening element (1) extends along a longitudinal axis (L), wherein the fixing portion (10) comprises fixing structures, in particular a thread, wherein the intermediate portion (20) is arranged in the direction of the longitudinal axis (L) between the fixing portion (10) and the fitting portion (30), wherein the fitting portion (30) is substantially rotationally symmetrical about the longitudinal axis (L), wherein the fitting portion (30) has an outer support surface (34), wherein the support surface (34) has a clearance fit, and wherein at least in the fitting portion (30) a lubrication groove (32) is provided.Type: GrantFiled: July 22, 2020Date of Patent: May 14, 2024Assignee: KAMAX Holding GmbH & Co. KGInventors: Stefan Wallmeier, Frank Wagner
-
Patent number: 11938753Abstract: A wheel hub includes an outer collar region, as seen in the radial direction, and an inner core region, as seen in the radial direction, wherein, as seen in the axial direction, the inner core region is thicker than the outer collar region, and wherein, in the inner core region, the wheel hub has a substantially axially running primary recess for the connection of a brake disk.Type: GrantFiled: May 24, 2018Date of Patent: March 26, 2024Assignee: SAF-HOLLAND GmbHInventors: Frederik Biewer, Jonas Mattern, Muhammet Arpaci, Petr Tukac, Stefan Wallmeier
-
Patent number: 11869285Abstract: 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: GrantFiled: April 19, 2018Date of Patent: January 9, 2024Inventors: Stefan Wallmeier, Michael Roos
-
Patent number: 11685450Abstract: A cantilevered coupling component for an interface area between a semitrailer and a tractor unit, which can be releasably connected to one another in the interface area by a pin element, the coupling component including a pin-side connection area for pivotally mounting the coupling component on the pin element, and a rail-side connection area for slidable mounting along a translation direction of the coupling component on a rail of the semitrailer.Type: GrantFiled: January 18, 2019Date of Patent: June 27, 2023Assignee: SAF-HOLLAND GmbHInventors: Mark Hartmann, Mario Sebastian Köster, Stefan Wallmeier
-
Patent number: 11597357Abstract: A mounting device for a support unit for commercial vehicles includes at least one supporting area, a first fixing area and a second fixing area, wherein the supporting area is configured to absorb the supporting forces in the supporting direction from the support unit or a support tube, wherein the first fixing area and the second fixing area are configured to fix the mounting device to a semi-trailer, wherein the first fixing area has at least one hole, wherein the second fixing area has at least one hole, and wherein the holes are configured to receive a fastener.Type: GrantFiled: September 20, 2018Date of Patent: March 7, 2023Assignee: SAF-HOLLAND GmbHInventors: Stefan Wallmeier, Elmar Weber
-
Patent number: 11590796Abstract: 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: GrantFiled: July 5, 2018Date of Patent: February 28, 2023Assignee: SAF-HOLLAND GmbHInventors: Stefan Wallmeier, Ralf Aumüller
-
Patent number: 11566673Abstract: A bearing assembly for a brake carrier for a utility vehicle, includes a retaining element and a brake support element, wherein the retaining element is fixed to an axle or a chassis component by form fit, substance bonding and/or force fit, wherein the axle extends along an axial direction, wherein the brake support element has a first mounting region, wherein the retaining element has a first retaining region, and wherein the first mounting region is configured to be brought into direct or indirect engagement with the first retaining region such that a displacement along a first transverse direction between the retaining element and brake support element is prevented by form fit.Type: GrantFiled: November 7, 2018Date of Patent: January 31, 2023Assignee: SAF-HOLLAND GmbhInventors: Mark Hartmann, Stefan Wallmeier
-
Patent number: 11519472Abstract: A brake rotor, includes at least one friction element and one adapter element, wherein the brake rotor is configured to rotate about an axis of rotation, wherein the friction element has at least one friction surface and one connection region, wherein the adapter element has an installation region and a transfer region, wherein the installation region is configured for fixing the brake rotor to a hub, wherein the connection region indirectly or directly engages in positively locking fashion in a circumferential direction with the transfer region such that a torque about the axis of rotation can be transferred between the connection region and the transfer region from the friction element to the adapter element.Type: GrantFiled: August 13, 2018Date of Patent: December 6, 2022Assignee: SAF-HOLLAND GmbHInventors: Weber Elmar, Thomas Josef Naber, Stefan Wallmeier, Michael Roos
-
Publication number: 20220364590Abstract: Fastening element (1), in particular mounting bolt, comprising a fixing portion (10), an intermediate portion (20) and a fitting portion (30), wherein the fastening element (1) extends along a longitudinal axis (L), wherein the fixing portion (10) comprises fixing structures, in particular a thread, wherein the intermediate portion (20) is arranged in the direction of the longitudinal axis (L) between the fixing portion (10) and the fitting portion (30), wherein the fitting portion (30) is substantially rotationally symmetrical about the longitudinal axis (L), wherein the fitting portion (30) has an outer support surface (34), wherein the support surface (34) has a clearance fit, and wherein at least in the fitting portion (30) a lubrication groove (32) is provided.Type: ApplicationFiled: July 22, 2020Publication date: November 17, 2022Inventors: Stefan Wallmeier, Frank Wagner
-
Patent number: 11459043Abstract: 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: GrantFiled: September 1, 2017Date of Patent: October 4, 2022Assignee: SAF-HOLLAND GmbHInventors: Florian Hößle, Rainer Stegmann, Stefan Wallmeier
-
Patent number: 11353082Abstract: A closure device for an air spring system that includes an auxiliary vessel and an air spring device attachable to a link for an air spring system of a utility vehicle, wherein the closure device, in the installed state, seals off a fluid channel for gas exchange between the air spring device and the auxiliary vessel.Type: GrantFiled: May 8, 2018Date of Patent: June 7, 2022Assignee: SAF-Holland GmbHInventors: Stefan Fäth, Stefan Wallmeier, Kerstin Bonness
-
Patent number: 11325436Abstract: 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: GrantFiled: May 2, 2018Date of Patent: May 10, 2022Assignee: SAF-HOLLAND GmbHInventors: Stefan Fäth, Stefan Wallmeier
-
Air spring system, vehicle having an air spring system, and method for mounting an air spring system
Patent number: 11148495Abstract: 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: GrantFiled: September 19, 2017Date of Patent: October 19, 2021Assignee: SAF-HOLLAND GmbHInventors: Stefan Fäth, Stefan Wallmeier, Stephan Dehlwes -
Publication number: 20210199149Abstract: High-strength screw (1), with a head (2) with a tool engagement contour (4), a shank (3) with a free end (5) pointing away from the head (2), a threaded section (6) with a thread (7) being arranged on the shank (3), the thread (7) being formed as a metric ISO thread or inch thread, the head (2) and the shank (3) being designed as materially separate parts, the head (2) having a coupling recess (8) arranged radially inside with an axial force transmission element (9) and a torque transmission element (10), the shank (3) having a coupling element (11) arranged radially outside on its outer circumference with an axial force transmission counter element (12) and a torque transmission counter element (13), the coupling element (11) engaging in the coupling recess (8), the axial force transmission element (9) and the axial force transmission counter element (12) being designed and arranged to positively interlock in such a way that an axial translatory movement of the head (2) relative to the shank (3) in the direcType: ApplicationFiled: September 26, 2019Publication date: July 1, 2021Inventors: Manuel Kellner, Thorsten Schmitt, Stefan Wallmeier
-
Publication number: 20210078363Abstract: A wheel hub includes an outer collar region, as seen in the radial direction, and an inner core region, as seen in the radial direction, wherein, as seen in the axial direction, the inner core region is thicker than the outer collar region, and wherein, in the inner core region, the wheel hub has a substantially axially running primary recess for the connection of a brake disk.Type: ApplicationFiled: May 24, 2018Publication date: March 18, 2021Inventors: Frederik BIEWER, Jonas MATTERN, Muhammet ARPACI, Petr TUKAC, Stefan WALLMEIER
-
Publication number: 20210078653Abstract: A cantilevered coupling component for an interface area between a semitrailer and a tractor unit, which can be releasably connected to one another in the interface area by a pin element, the coupling component including a pin-side connection area for pivotally mounting the coupling component on the pin element, and a rail-side connection area for slidable mounting along a translation direction of the coupling component on a rail of the semitrailer.Type: ApplicationFiled: January 18, 2019Publication date: March 18, 2021Inventors: Mark Hartmann, Mario Sebastian Köster, Stefan Wallmeier
-
Publication number: 20200284309Abstract: A bearing assembly for a brake carrier for a utility vehicle, includes a retaining element and a brake support element, wherein the retaining element is fixed to an axle or a chassis component by form fit, substance bonding and/or force fit, wherein the axle extends along an axial direction, wherein the brake support element has a first mounting region, wherein the retaining element has a first retaining region, and wherein the first mounting region is configured to be brought into direct or indirect engagement with the first retaining region such that a displacement along a first transverse direction between the retaining element and brake support element is prevented by form fit.Type: ApplicationFiled: November 7, 2018Publication date: September 10, 2020Inventors: Mark Hartmann, Stefan Wallmeier
-
Publication number: 20200278003Abstract: A brake rotor, includes at least one friction element and one adapter element, wherein the brake rotor is configured to rotate about an axis of rotation, wherein the friction element has at least one friction surface and one connection region, wherein the adapter element has an installation region and a transfer region, wherein the installation region is configured for fixing the brake rotor to a hub, wherein the connection region indirectly or directly engages in positively locking fashion in a circumferential direction with the transfer region such that a torque about the axis of rotation can be transferred between the connection region and the transfer region from the friction element to the adapter element.Type: ApplicationFiled: August 13, 2018Publication date: September 3, 2020Inventors: Weber Elmar, Thomas Josef Naber, Stefan Wallmeier, Michael Roos