Patents by Inventor Stephan Drumm
Stephan Drumm 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: 12134867Abstract: A road milling machine includes a machine frame having a longitudinal axis. A plurality of ground engaging units support the machine frame from a ground surface. A milling drum is supported from the machine frame. An operator's station is supported from the machine frame by a support linkage configured to move the operator's station laterally between an inner position and an outer position relative to the machine frame. The support linkage includes at least one pivot link extending between the machine frame and the operator's station and oriented to pivot about a pivot axis extending parallel to the longitudinal axis of the machine frame. The operator's station in the outer position extends laterally partially beyond the machine frame on one of the left and right edges of the machine frame, the outer position being at a higher elevation than the inner position relative to the machine frame.Type: GrantFiled: December 27, 2021Date of Patent: November 5, 2024Assignee: Wirtgen GmbHInventor: Stephan Drumm
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Publication number: 20240209577Abstract: A self-propelled construction machine includes a machine frame supported by travelling devices, a working device mounted to pivot relative to the machine frame, in particular milling/mixing rotor, for working the ground, a driving device, in particular a drive engine, for driving at least the working device and preferably the travelling devices, at least one first operating device and at least one second operating device, which are each connected to the working device and the machine frame, wherein the working device is pivotable relative to the machine frame by adjusting the operating devices. It is provided that a controller is designed to control the adjustment travels of the operating devices in such a manner that the adjustment travels of the first operating device and the second operating device exhibit a defined difference to each other.Type: ApplicationFiled: December 8, 2023Publication date: June 27, 2024Inventors: Stephan Drumm, Roland Lull
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Patent number: 11851829Abstract: A self-propelled earth working machine (10), for example a road milling machine, recycler, or surface miner, includes: a working apparatus (12) for material-removing working of a region of a substrate (U); and an extraction device (40) that is embodied to extract dust-laden air from at least one machine region at least one extraction location (46), and to exhaust extracted air at a discharge location (50) different from the extraction location (46), the extraction device (40) comprising a filter apparatus (42) arranged along an operational flow path from the at least one extraction location (46) to the discharge location (50), the filter apparatus (42) encompassing: a filter housing (54); and a filter element (52) received in the filter housing (54), the filter element (52) being embodied to remove dust particles from the air flowing through the filter apparatus (42).Type: GrantFiled: November 19, 2020Date of Patent: December 26, 2023Inventors: Christian Berning, Stephan Drumm
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Publication number: 20230340737Abstract: The present invention relates to a self-propelled earth working machine (10) for removing material and/or changing a density of ground material and/or changing a ground surface (AO) and/or applying material onto a ground area (U), the earth working machine (10) comprising: a machine frame (12), a traveling gear (22) supporting the machine frame (12), a working apparatus (32) for earth working, a power source (39) for supplying power to at least one functional module, comprising the working apparatus (32) and a travel drive, the earth working machine (10) comprising an operator's platform (24) having a canopy (44) having a variable canopy area (54). The invention provides for the canopy area (54) to be variable in the longitudinal machine direction (L).Type: ApplicationFiled: April 6, 2023Publication date: October 26, 2023Inventors: Stephan Drumm, Roland Lull
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Publication number: 20230044267Abstract: A road milling machine includes a machine frame having a longitudinal axis. A plurality of ground engaging units support the machine frame from a ground surface. A milling drum is supported from the machine frame. An operator's station is supported from the machine frame by a support linkage configured to move the operator's station laterally between an inner position and an outer position relative to the machine frame. The support linkage includes at least one pivot link extending between the machine frame and the operator's stationand oriented to pivot about a pivot axis extending parallel to the longitudinal axis of the machine frame. The operator's station in the outer position extends laterally partially beyond the machine frame on one of the left and right edges of the machine frame, the outer position being at a higher elevation than the inner position relative to the machine frame.Type: ApplicationFiled: December 27, 2021Publication date: February 9, 2023Inventor: Stephan Drumm
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Patent number: 11286628Abstract: A mobile earth working machine (10), for example a road milling machine, recycler, or surface miner, includes: a working apparatus (12) for material-removing working of a region of a substrate (U); and an extraction device (40) that is embodied to extract dust-laden air from at least one machine region at at least one extraction location (46), and to exhaust extracted air at a discharge location (50) different from the extraction location (46), the extraction device (40) comprising a filter apparatus (42) arranged along an operational flow path from the at least one extraction location (46) to the discharge location (50), the filter apparatus (42) encompassing: a filter housing (54); a filter element (52) received in the filter housing (54), the filter element (52) being embodied to remove dust particles from the air flowing through the filter apparatus (42); and a cleaning apparatus (76) that is embodied to remove from the filter element (52) dust particles that accumulate on the filter element (5Type: GrantFiled: November 19, 2020Date of Patent: March 29, 2022Inventor: Stephan Drumm
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Patent number: 11203843Abstract: A mobile earth working machine (10), for example a road milling machine, recycler, or surface miner, includes: a working apparatus (12) for material-removing working of a region of a substrate (U); and an extraction device (40) that is embodied to extract dust-laden air from at least one machine region at at least one extraction location (46), and to exhaust extracted air at a discharge location (50) different from the extraction location (46), the extraction device (40) comprising a filter apparatus (42) arranged along an operational flow path from the at least one extraction location (46) to the discharge location (50), the filter apparatus (42) encompassing: a filter housing (54); a filter element (52) received in the filter housing (54), the filter element (52) being embodied to remove dust particles from the air flowing through the filter apparatus (42).Type: GrantFiled: November 19, 2020Date of Patent: December 21, 2021Inventor: Stephan Drumm
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Patent number: 11097795Abstract: In a wear pad for a crawler track (2) of a tracked vehicle, wherein the wear pad (1) comprises an outer tread surface (14), and a bottom side (16) opposite the tread surface (14) from which at least one protrusion (30) protrudes, the wear pad (1) comprises fastening means (26) for fastening to the crawler track (2), it is specified for the following features to be achieved: that the protrusion of the wear pad (1) on the bottom side (16) features a contour which extends, at least partially, at an angle deviating from the longitudinal direction (34) of the wear pad (1).Type: GrantFiled: February 14, 2017Date of Patent: August 24, 2021Inventors: Stephan Drumm, Peter Busley, Cyrus Barimani
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Publication number: 20210164174Abstract: A mobile earth working machine (10), for example a road milling machine, recycler, or surface miner, includes: a working apparatus (12) for material-removing working of a region of a substrate (U); and an extraction device (40) that is embodied to extract dust-laden air from at least one machine region at at least one extraction location (46), and to exhaust extracted air at a discharge location (50) different from the extraction location (46), the extraction device (40) comprising a filter apparatus (42) arranged along an operational flow path from the at least one extraction location (46) to the discharge location (50), the filter apparatus (42) encompassing: a filter housing (54); a filter element (52) received in the filter housing (54), the filter element (52) being embodied to remove dust particles from the air flowing through the filter apparatus (42).Type: ApplicationFiled: November 19, 2020Publication date: June 3, 2021Inventor: Stephan Drumm
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Publication number: 20210164173Abstract: A self-propelled earth working machine (10), for example a road milling machine, recycler, or surface miner, includes: a working apparatus (12) for material-removing working of a region of a substrate (U); and an extraction device (40) that is embodied to extract dust-laden air from at least one machine region at least one extraction location (46), and to exhaust extracted air at a discharge location (50) different from the extraction location (46), the extraction device (40) comprising a filter apparatus (42) arranged along an operational flow path from the at least one extraction location (46) to the discharge location (50), the filter apparatus (42) encompassing: a filter housing (54); and a filter element (52) received in the filter housing (54), the filter element (52) being embodied to remove dust particles from the air flowing through the filter apparatus (42).Type: ApplicationFiled: November 19, 2020Publication date: June 3, 2021Inventors: Christian Berning, Stephan Drumm
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Publication number: 20210164175Abstract: A mobile earth working machine (10), for example a road milling machine, recycler, or surface miner, includes: a working apparatus (12) for material-removing working of a region of a substrate (U); and an extraction device (40) that is embodied to extract dust-laden air from at least one machine region at at least one extraction location (46), and to exhaust extracted air at a discharge location (50) different from the extraction location (46), the extraction device (40) comprising a filter apparatus (42) arranged along an operational flow path from the at least one extraction location (46) to the discharge location (50), the filter apparatus (42) encompassing: a filter housing (54); a filter element (52) received in the filter housing (54), the filter element (52) being embodied to remove dust particles from the air flowing through the filter apparatus (42); and a cleaning apparatus (76) that is embodied to remove from the filter element (52) dust particles that accumulate on the filter element (5Type: ApplicationFiled: November 19, 2020Publication date: June 3, 2021Inventor: Stephan Drumm
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Patent number: 10968575Abstract: An earth working machine (10), for example a road milling machine (10), recycler, stabilizer, or surface miner, having a propelling unit (22) and a machine frame (12) carried by the propelling unit (22), comprises a working apparatus (32) for earth working; an operator's platform (24), having an operating console (26) for controlling at least one functional device (32, 39) of the earth working machine (10), being provided on the machine frame (12). Provision is made according to the present invention that the earth working machine (10) comprises, in the region of the operator's platform (24), a seat mount arrangement (66) that is embodied to be brought into releasable mounting engagement with a counterpart mount arrangement (76) of an operating seat (62, 64).Type: GrantFiled: January 9, 2019Date of Patent: April 6, 2021Inventors: Cyrus Barimani, Stephan Drumm, Alexander Körtgen
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Patent number: 10822754Abstract: An earth working machine (10), having a propelling unit (22) and a machine frame (12) carried by the propelling unit (22), comprises a working apparatus (32) for earth working; an operator's platform (24), having an operating console (26) comprising a console body (52) and an operating panel (54, 66) that is movable relative to the console body (52) and has at least one operating element (58) associated or associatable with a functional device (32, 39) for control thereof. The operating panel (54, 66) is displaceable into a stowed position in which the at least one operating element (58) is covered by a portion (56a, 72a) of the console body (52.Type: GrantFiled: December 7, 2018Date of Patent: November 3, 2020Assignee: Wirtgen GmbHInventors: Cyrus Barimani, Christian Berning, Stephan Drumm
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Patent number: 10822041Abstract: An earth working machine (10), for example a road milling machine (10), recycler, stabilizer, or surface miner, having a propelling unit (22) and a machine frame (12); the earth working machine (10) comprising a working apparatus (32) for earth working; and an operator's platform (24), having an operator's platform floor (64) and having at least one operating device (26), being provided on the machine frame (12); the earth working machine (10) comprising a protective canopy (44) liftable and lowerable relative to the operator's platform floor (64) between a lifted operating position and a lowered transport position; the earth working machine (10) comprising a panel arrangement (46) having an upper edge (46a) located closer to the protective canopy (44), having a lower edge (46b) located farther from the protective canopy (44) at a distance from the upper edge (46a), and having two side edges (46c, 46d) spanning the distance between the upper And the lower edge (46a, 46b); the panel arrangement (46) being connType: GrantFiled: November 14, 2018Date of Patent: November 3, 2020Assignee: Wirtgen GmbHInventors: Cyrus Barimani, Stephan Drumm, Alexander Körtgen
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Patent number: 10735042Abstract: An information interface apparatus (27, 27a) in particular for an operator's platform (24) of an earth working machine (10), for example a road milling machine, recycler, stabilizer, or surface miner, having an interface subassembly (52) encompassing a housing (54) and a functional surface (56) that is received in the housing (54) and embodied to input and/or output information, is characterized in that the information interface apparatus (27, 27a) comprises a protective plate (58), embodied separately from the interface subassembly (52), to cover the functional surface (56); the protective plate (58) comprising an anchoring portion (64) with which the protective plate (58) is anchorable on a counterpart anchoring portion (68) of the interface subassembly (52) and the anchoring portion (64) is thus securable against removal from the functional surface (56); and the protective plate (58) comprising a latching portion (66), different from the anchoring portion (64), with which the protective plate (58) is releaType: GrantFiled: January 9, 2019Date of Patent: August 4, 2020Assignee: Wirtgen GmbHInventors: Cyrus Barimani, Stephan Drumm
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Publication number: 20190337580Abstract: In a wear pad for a crawler track (2) of a tracked vehicle, wherein the wear pad (1) comprises an outer tread surface (14), and a bottom side (16) opposite the tread surface (14) from which at least one protrusion (30) protrudes, the wear pad (1) comprises fastening means (26) for fastening to the crawler track (2), it is specified for the following features to be achieved: that the protrusion of the wear pad (1) on the bottom side (16) features a contour which extends, at least partially, at an angle deviating from the longitudinal direction (34) of the wear pad (1).Type: ApplicationFiled: February 14, 2017Publication date: November 7, 2019Inventors: Stephan Drumm, Peter Busley, Cyrus Barimani
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Publication number: 20190249378Abstract: An earth working machine (10), for example a road milling machine (10), recycler, stabilizer, or surface miner, having a propelling unit (22) and a machine frame (12) carried by the propelling unit (22), comprises a working apparatus (32) for earth working; an operator's platform (24), having an operating console (26) for controlling at least one functional device (32, 39) of the earth working machine (10), being provided on the machine frame (12). Provision is made according to the present invention that the earth working machine (10) comprises, in the region of the operator's platform (24), a seat mount arrangement (66) that is embodied to be brought into releasable mounting engagement with a counterpart mount arrangement (76) of an operating seat (62, 64).Type: ApplicationFiled: January 9, 2019Publication date: August 15, 2019Inventors: Cyrus Barimani, Stephan Drumm, Alexander Körtgen
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Publication number: 20190245573Abstract: An information interface apparatus (27, 27a) in particular for an operator's platform (24) of an earth working machine (10), for example a road milling machine, recycler, stabilizer, or surface miner, having an interface subassembly (52) encompassing a housing (54) and a functional surface (56) that is received in the housing (54) and embodied to input and/or output information, is characterized in that the information interface apparatus (27, 27a) comprises a protective plate (58), embodied separately from the interface subassembly (52), to cover the functional surface (56); the protective plate (58) comprising an anchoring portion (64) with which the protective plate (58) is anchorable on a counterpart anchoring portion (68) of the interface subassembly (52) and the anchoring portion (64) is thus securable against removal from the functional surface (56); and the protective plate (58) comprising a latching portion (66), different from the anchoring portion (64), with which the protective plate (58) is releaType: ApplicationFiled: January 9, 2019Publication date: August 8, 2019Inventors: Cyrus Barimani, Stephan Drumm
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Publication number: 20190186089Abstract: An earth working machine (10), for example a road milling machine (10), recycler, stabilizer, or surface miner, having a propelling unit (22) and a machine frame (12) carried by the propelling unit (22), comprises a working apparatus (32) for earth working; an operator's platform (24), having an operating console (26) for controlling at least one functional device (32) of the earth working machine (10), being provided on the machine frame (12); the operating console (26) comprising a console body (52) and an operating panel (54, 66) that is movable relative to the console body (52) and has at least one operating element (58) associated or associatable with a functional device (32, 39) for control thereof.Type: ApplicationFiled: December 7, 2018Publication date: June 20, 2019Inventors: Cyrus Barimani, Christian Berning, Stephan Drumm
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Publication number: 20190161131Abstract: An earth working machine (10), for example a road milling machine (10), recycler, stabilizer, or surface miner, having a propelling unit (22) and a machine frame (12); the earth working machine (10) comprising a working apparatus (32) for earth working; and an operator's platform (24), having an operator's platform floor (64) and having at least one operating device (26), being provided on the machine frame (12); the earth working machine (10) comprising a protective canopy (44) liftable and lowerable relative to the operator's platform floor (64) between a lifted operating position and a lowered transport position; the earth working machine (10) comprising a panel arrangement (46) having an upper edge (46a) located closer to the protective canopy (44), having a lower edge (46b) located farther from the protective canopy (44) at a distance from the upper edge (46a), and having two side edges (46c, 46d) spanning the distance between the upper and the lower edge (46a, 46b); the panel arrangement (46) being connType: ApplicationFiled: November 14, 2018Publication date: May 30, 2019Inventors: Cyrus Barimani, Stephan Drumm, Alexander Körtgen