Patents by Inventor Andreas Salz

Andreas Salz 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: 20230407580
    Abstract: An earth working machine encompasses a machine body having a machine frame and a drive configuration rotationally drivable relative to the machine frame around a drive axis (A). It further encompasses a working apparatus (32) for earth working to which the drive configuration is releasably connected in drive torque-transferring fashion for rotation together, the drive configuration projecting from an axial end axially into the working apparatus (32) and the working apparatus (32) being retained on the drive configuration, against axial displacement relative to the drive configuration, by an accessible central bolt arrangement having a bolt axis collinear with the drive axis (A).
    Type: Application
    Filed: June 26, 2023
    Publication date: December 21, 2023
    Inventors: Christian Berning, Karsten Buhr, Markus Frankemölle, Thomas Lehnert, Andreas Salz, Hardy Wilhelmi
  • Publication number: 20230323614
    Abstract: An earth working machine includes support structure and a working assembly mounted on the support structure so as to be rotatable about a drive axis. An assembly-side bearing configuration is connected to the working assembly and a structure-side bearing configuration is connected to the support structure. The assembly-side bearing configuration includes a driver configuration having a driver surface facing in a first circumferential direction and the structure-side bearing configuration includes a driver counterpart configuration having a driver counterpart surface facing in a second circumferential direction opposite to the first, the movement spaces of the driver surface and of the driver counterpart surface about the drive axis overlapping one another.
    Type: Application
    Filed: April 14, 2023
    Publication date: October 12, 2023
    Inventors: Hardy Wilhelmi, Karsten Buhr, Andreas Salz, Sascha Spöth
  • Patent number: 11767645
    Abstract: A self-propelled construction machine, having a milling drum housing having a sealing device which has a sealing element arranged in the working direction of the construction machine behind the milling drum, an adjustment device for adjusting the height position of the sealing element, and a controller for controlling the adjustment device of the sealing element. The sealing device has a scraper element, which is pivotably arranged on the sealing element such that the scraper element rests on the milled material and is pivoted in relation to the milling drum on the basis of the height of the milled material. The height position of the sealing element is adjusted on the basis of the pivot position of the scraper element.
    Type: Grant
    Filed: March 23, 2022
    Date of Patent: September 26, 2023
    Inventors: Christian Berning, Andreas Salz, Martin Quadt
  • Patent number: 11761156
    Abstract: In a self-propelled construction machine (1), in particular road milling machine, stabilizer, recycler or surface miner, comprising a machine frame (2), and at least one working device (6), in particular milling drum, which is arranged in a housing (4) open towards the bottom that is at least partially closed on at least one side by at least one edge protector (8) height-adjustable relative to the machine frame (2), wherein, for the purpose of height adjustment, at least one first lifting device (10) is provided, the first end (15) of which is connected to the machine frame (2), and the second end (16) of which is connected to the height-adjustable edge protector (8), it is provided for the following features to be achieved: a second lifting device (12) is provided, the first end (18) of which is connected to the machine frame (2), and the second end (20) of which is connected to a first end (22) of a transmission device (14), which is in turn connected, with a second end (24), to the height-adjustable edge p
    Type: Grant
    Filed: November 8, 2022
    Date of Patent: September 19, 2023
    Inventors: Tobias Stinner, Christian Berning, Andreas Salz
  • Patent number: 11725351
    Abstract: A bearing component for mounting a replaceable milling drum on an earth working machine includes an annular connecting flange having a central axis. A bearing stem protrudes from the connecting flange axially in a first direction to a first axial end, the bearing stem having an outer surface including at least first and second cylindrical bearing surfaces axially spaced from each other. The bearing stem further includes a centering recess open at a second axial end opposite the first axial end, the centering recess including an opening angle decreasing in steps so that the centering recess tapers in the first direction, the centering recess forming a portion of the central opening.
    Type: Grant
    Filed: April 19, 2022
    Date of Patent: August 15, 2023
    Inventors: Christian Berning, Karsten Buhr, Markus Frankemölle, Thomas Lehnert, Andreas Salz, Hardy Wilhelmi
  • Patent number: 11655598
    Abstract: An earth working machine includes a support structure and a working assembly mounted on the support structure so as to be rotatable about a drive axis. An assembly-side bearing configuration is connected to the working assembly and a structure-side bearing configuration is connected to the support structure. The assembly-side bearing configuration includes a driver configuration having a driver surface facing in a first circumferential direction and the structure-side bearing configuration includes a driver counterpart configuration having a driver counterpart surface facing in a second circumferential direction opposite to the first, the movement spaces of the driver surface and of the driver counterpart surface about the drive axis overlapping one another.
    Type: Grant
    Filed: February 9, 2021
    Date of Patent: May 23, 2023
    Inventors: Hardy Wilhelmi, Karsten Buhr, Andreas Salz, Sascha Spöth
  • Publication number: 20230125857
    Abstract: In a self-propelled construction machine (1), in particular road milling machine, stabilizer, recycler or surface miner, comprising a machine frame (2), and at least one working device (6), in particular milling drum, which is arranged in a housing (4) open towards the bottom that is at least partially closed on at least one side by at least one edge protector (8) height-adjustable relative to the machine frame (2), wherein, for the purpose of height adjustment, at least one first lifting device (10) is provided, the first end (15) of which is connected to the machine frame (2), and the second end (16) of which is connected to the height-adjustable edge protector (8), it is provided for the following features to be achieved: a second lifting device (12) is provided, the first end (18) of which is connected to the machine frame (2), and the second end (20) of which is connected to a first end (22) of a transmission device (14), which is in turn connected, with a second end (24), to the height-adjustable edge p
    Type: Application
    Filed: November 8, 2022
    Publication date: April 27, 2023
    Inventors: Tobias Stinner, Christian Berning, Andreas Salz
  • Publication number: 20220389670
    Abstract: An earth working machine encompasses a machine body having a machine frame and a drive configuration rotationally drivable relative to the machine frame around a drive axis (A). It further encompasses a working apparatus (32) for earth working to which the drive configuration is releasably connected in drive torque-transferring fashion for rotation together, the drive configuration projecting from an axial end axially into the working apparatus (32) and the working apparatus (32) being retained on the drive configuration, against axial displacement relative to the drive configuration, by an accessible central bolt arrangement having a bolt axis collinear with the drive axis (A).
    Type: Application
    Filed: April 19, 2022
    Publication date: December 8, 2022
    Inventors: Christian Berning, Karsten Buhr, Markus Frankemölle, Thomas Lehnert, Andreas Salz, Hardy Wilhelmi
  • Patent number: 11499277
    Abstract: In a self-propelled construction machine (1), in particular road milling machine, stabilizer, recycler or surface miner, comprising a machine frame (2), and at least one working device (6), in particular milling drum, which is arranged in a housing (4) open towards the bottom that is at least partially closed on at least one side by at least one edge protector (8) height-adjustable relative to the machine frame (2), wherein, for the purpose of height adjustment, at least one first lifting device (10) is provided, the first end (15) of which is connected to the machine frame (2), and the second end (16) of which is connected to the height-adjustable edge protector (8), it is provided for the following features to be achieved: a second lifting device (12) is provided, the first end (18) of which is connected to the machine frame (2), and the second end (20) of which is connected to a first end (22) of a transmission device (14), which is in turn connected, with a second end (24), to the height-adjustable edge p
    Type: Grant
    Filed: July 22, 2021
    Date of Patent: November 15, 2022
    Inventors: Tobias Stinner, Christian Berning, Andreas Salz
  • Publication number: 20220316156
    Abstract: A self-propelled construction machine, in particular a road milling machine, recycler or stabiliser, having a machine frame and a milling drum which is arranged in a milling drum housing having a sealing device which has a sealing element arranged in the working direction of the construction machine behind the milling drum for closing the milling drum housing, an adjustment device for adjusting the height position of the sealing element in relation to the milling drum, and a controller for controlling the adjustment device of the sealing element. The sealing device has a scraper element, which is pivotably arranged on the sealing element such that the scraper element rests on the milled material, so that the scraper element is pulled over the milled material with the advancing construction machine and is pivoted in relation to the milling drum on the basis of the height of the milled material.
    Type: Application
    Filed: March 23, 2022
    Publication date: October 6, 2022
    Inventors: Christian Berning, Andreas Salz, Martin Quadt
  • Patent number: 11339552
    Abstract: The invention relates to a skid segment (10) for an edge protection (5) on a road milling machine or similar ground processing machine having a base part (11) and at least one first skid section (12) mounted thereupon, wherein the first skid section (12), in a first operating position of the base part (11), can be directed in direction (A) onto the surface of the road or ground. At least one second skid section (13) is mounted on the base part (11), which, in a second operating position of the base part (11), can be directed in direction (A) onto the surface of the road or ground. The invention further relates to an edge protection for a road milling machine or similar ground processing machine having skid segments of this kind, wherein the edge protection has an edge which is designed to receive at least one skid segment.
    Type: Grant
    Filed: November 16, 2017
    Date of Patent: May 24, 2022
    Inventors: Andreas Salz, Martin Lenz, Cyrus Barimani
  • Patent number: 11313087
    Abstract: A replaceable milling drum for an earth working machine includes a milling drum tube and a protrusion structure fixed to the milling drum tube. A bearing stem protrudes from the protrusion structure axially away from a drive axial end of the milling drum tube. The bearing stem has an outer surface including at least first and second cylindrical bearing surfaces axially spaced from each other, a furthest one of the cylindrical bearing surfaces from the drive axial end having a smaller diameter than a next furthest one of the cylindrical bearing surfaces from the drive axial end, the bearing stem having a central opening therethrough co-axial with the drive axis.
    Type: Grant
    Filed: July 20, 2020
    Date of Patent: April 26, 2022
    Inventors: Christian Berning, Karsten Buhr, Markus Frankemölle, Thomas Lehnert, Andreas Salz, Hardy Wilhelmi
  • Publication number: 20220034050
    Abstract: In a self-propelled construction machine (1), in particular road milling machine, stabilizer, recycler or surface miner, comprising a machine frame (2), and at least one working device (6), in particular milling drum, which is arranged in a housing (4) open towards the bottom that is at least partially closed on at least one side by at least one edge protector (8) height-adjustable relative to the machine frame (2), wherein, for the purpose of height adjustment, at least one first lifting device (10) is provided, the first end (15) of which is connected to the machine frame (2), and the second end (16) of which is connected to the height-adjustable edge protector (8), it is provided for the following features to be achieved: a second lifting device (12) is provided, the first end (18) of which is connected to the machine frame (2), and the second end (20) of which is connected to a first end (22) of a transmission device (14), which is in turn connected, with a second end (24), to the height-adjustable edge p
    Type: Application
    Filed: July 22, 2021
    Publication date: February 3, 2022
    Inventors: Tobias Stinner, Christian Berning, Andreas Salz
  • Publication number: 20210269994
    Abstract: The present invention relates to an earth working machine (10), comprising a support structure (30) and a working assembly (28) mounted on the support structure (30) so as to be rotatable about a drive axis (A), the working assembly (28) being rotatably supported by a first rotary bearing (57) and by a rotary bearing arrangement (77), the rotary bearing arrangement (77) comprising a second rotary bearing (76), an assembly-side bearing configuration (74a) connected to the working assembly (28) and a structure-side bearing configuration (86) connected to the support structure (30), both the assembly-side bearing configuration (74a) as well as the structure-side bearing configuration (86) being situated so as to be rotatable about the drive axis (A) relative to the second support structure area (30a) in the reference state, and both the assembly-side as well as the structure-side bearing configuration (74a, 86) being designed to be axially removable from one another and thereby separable from one another for mai
    Type: Application
    Filed: February 9, 2021
    Publication date: September 2, 2021
    Inventors: Hardy Wilhelmi, Karsten Buhr, Andreas Salz, Sascha Spöth
  • Publication number: 20200407927
    Abstract: An earth working machine encompasses a machine body having a machine frame and a drive configuration rotationally drivable relative to the machine frame around a drive axis (A). It further encompasses a working apparatus (32) for earth working to which the drive configuration is releasably connected in drive torque-transferring fashion for rotation together, the drive configuration projecting from an axial end axially into the working apparatus (32) and the working apparatus (32) being retained on the drive configuration, against axial displacement relative to the drive configuration, by an accessible central bolt arrangement having a bolt axis collinear with the drive axis (A).
    Type: Application
    Filed: July 20, 2020
    Publication date: December 31, 2020
    Inventors: Christian Berning, Karsten Buhr, Markus Frankemölle, Thomas Lehnert, Andreas Salz, Hardy Wilhelmi
  • Patent number: 10724188
    Abstract: An earth working machine includes a drive configuration and a working apparatus releasably connected together by a bolt component. A bolting moment bracing arrangement is connected or connectable in bolting moment-transferring fashion to the bolt component, and includes a bracing region that is embodied for bolting moment-bracing abutment in a bracing bolting direction against a counterpart bracing region, the drive configuration being embodied to be driven to rotate, in a rotation direction codirectional with the bracing bolting direction, while the bracing region is in abutment against the counterpart bracing region.
    Type: Grant
    Filed: May 16, 2018
    Date of Patent: July 28, 2020
    Assignee: Wirtgen GmbH
    Inventors: Christian Berning, Karsten Buhr, Markus Frankemölle, Thomas Lehnert, Andreas Salz, Hardy Wilhelmi
  • Patent number: 10724187
    Abstract: An earth working machine (10) includes a machine body (13) having a machine frame (12) and a drive configuration (46), rotationally drivable relative to the machine frame (12), and to which configuration a working apparatus (32) embodied for earth working is releasably connected in torque-transferring fashion, in an operating position, for rotation together around a drive axis (A), such that when the connection is released, the working apparatus (32) is removable from the operating position in an axial direction relative to the drive configuration (46) for deinstallation from the drive configuration (46) and, for installation on the drive configuration (46), is conveyable into the operating position in an axial direction relative to the drive configuration (46), an actuator (65) being provided which is embodied to move the working apparatus (32) out of the operating position when the connection is released.
    Type: Grant
    Filed: May 16, 2018
    Date of Patent: July 28, 2020
    Assignee: Wirtgen GmbH
    Inventors: Christian Berning, Karsten Buhr, Markus Frankemölle, Thomas Lehnert, Andreas Salz, Hardy Wilhelmi
  • Patent number: 10724186
    Abstract: An earth working machine (10) includes a machine body (13) having a machine frame (12) and a drive configuration (46), rotationally drivable relative to the machine frame (12) around a drive axis (A), to which configuration a working apparatus (32) embodied for earth working is releasably connected in torque-transferring fashion, in an operating position operational for earth working, for rotation together around the drive axis (A), such that when the connection is released, the working apparatus (32) is removable from the operating position in an axial direction relative to the drive configuration (46) for deinstallation from the drive configuration (46) and, for installation on the drive configuration, is conveyable into the operating position in an axial direction relative to the drive configuration (46).
    Type: Grant
    Filed: May 16, 2018
    Date of Patent: July 28, 2020
    Assignee: Wirtgen GmbH
    Inventors: Christian Berning, Karsten Buhr, Markus Frankemölle, Thomas Lehnert, Andreas Salz, Hardy Wilhelmi
  • Patent number: 10711414
    Abstract: The present invention relates to an earth working machine (10) having a machine frame (12); a milling unit (26) that is carried on the machine frame (12) and encompasses a milling tool (28) and a milling tool housing (30) that shields the milling tool (28) with respect to the external environment of the earth working machine (10); and a receiving conveying device (36); the receiving conveying device (36), both in an operationally ready operating state and in a non-operationally-ready installation state, being mounted on the earth working machine (10) movably relative to the machine frame (12); such that in the operational state of the receiving conveying device (36), a portion of the receiving conveying device (36) which is located closer to the milling tool (28) is coupled by means of a first motion coupling (53) for motion together with a part (52) of the milling tool housing (30) which is movable relative to the machine frame (12); such that in order to establish the installation state, the first motion
    Type: Grant
    Filed: July 24, 2019
    Date of Patent: July 14, 2020
    Assignee: Wirtgen GmbH
    Inventors: Philip Verhaelen, Andreas Salz
  • Publication number: 20200141072
    Abstract: In a self-propelled road milling machine for milling road surfaces comprising a milling roller housing arranged at the machine frame between the front and rear chassis axles, it is provided that the rear end, as seen in the direction of travel, of the milling roller housing is flush with a height adjustable stripper shield which laterally rests in the milling track of the milling roller and resiliently against a milling edge of the milling track extending orthogonally to the road surface.
    Type: Application
    Filed: October 17, 2019
    Publication date: May 7, 2020
    Inventors: Hardy Emme, Cyrus Barimani, Andreas Salz