公开(公告)号：US20210156000A1

公开(公告)日：2021-05-27

申请号：US16618293

申请日：2018-06-01

Applicant: BENTELER AUTOMOBILTECHNIK GMBH ,  THYSSENKRUPP STEEL EUROPE AG ,  THYSSENKRUPP HOHENLIMBURG GMBH

Inventor： Andreas TOMITZ ,  Anastasia Viviana HOEHNE ,  Karin SCHRADER ,  Markus KETTLER ,  Karsten BAKE ,  Georg FROST

IPC: C21D9/48 ,  C21D8/04 ,  C21D1/673 ,  B21D28/26

Abstract: The invention relates to a sheet-metal formed component and a method or producing the sheet-metal formed component, produced by hot-working and press-quenching from a quenchable, unitary and materially uniform steel alloy, wherein the sheet-metal formed component has multiple superposed martensite layers, wherein a respectively outer martensite layer of the sheet-metal formed component has higher ductility than an underlying martensite layer.

公开(公告)号：US20170096171A1

公开(公告)日：2017-04-06

申请号：US15283962

申请日：2016-10-03

Applicant: Benteler Automobiltechnik GmbH

Inventor： Georg FROST ,  Jochem GREWE ,  Gero MUELLERS ,  Christian HANDING

IPC: B62D21/15 ,  B62D21/02 ,  B62D25/20 ,  B62D27/02 ,  B60R19/34 ,  B62D25/04 ,  B62D29/00

CPC classification number: B62D21/155 ,  B60R19/18 ,  B60R2019/182 ,  B62D21/02 ,  B62D25/04 ,  B62D25/2036 ,  B62D27/026 ,  B62D29/008

Abstract: Motor vehicle hybrid structural part, comprising a main structural part 2 and at least one reinforcement patch the main structural part 2 being embodied as a sheet-metal structural part made of a steel alloy or light metal alloy and the reinforcement patch being made of light metal, which is characterized in that the reinforcement patch is an extruded structural part with at least two wall thicknesses differing from one another in cross section.

公开(公告)号：US20230382332A1

公开(公告)日：2023-11-30

申请号：US18200605

申请日：2023-05-23

Applicant: BENTELER AUTOMOBILTECHNIK GMBH

Inventor： Georg FROST ,  Mathias LOHBERG ,  Martin SCHROETER

IPC: B60R19/18 ,  B60R19/34

CPC classification number: B60R19/18 ,  B60R19/34

Abstract: A bumper arrangement, having a crossmember which is coupled via crash boxes to a motor vehicle, the crossmember having end regions, which project laterally beyond the crash boxes in the motor vehicle transverse direction, and attaching regions, in which the crash boxes are coupled to the crossmember, the crossmember being configured in cross section as a closed hollow profile, wherein a first slot which extends in the motor vehicle transverse direction is configured at least in longitudinal portions in the attaching region of a crash box in an upper wall, lower wall or a central bar of the crossmember, an outer end of the upper wall, lower wall and/or central bar being configured in one piece and from the same material continuously in the motor vehicle longitudinal direction.

公开(公告)号：US20180370578A1

公开(公告)日：2018-12-27

申请号：US15748600

申请日：2016-05-12

Applicant: Benteler Automobiltechnik GmbH

Inventor： Andreas FREHN ,  Georg FROST

IPC: B62D29/00 ,  B62D25/04 ,  B62D25/02 ,  B62D21/02 ,  B62D21/15 ,  B62D25/06 ,  B62D25/20 ,  B60R19/03 ,  B60G21/05 ,  B60G21/055 ,  B21D22/02 ,  B21D53/88 ,  B32B15/01 ,  C21D9/46 ,  C21D1/673

Abstract: The disclosure is related to a body component or chassis component for a motor vehicle having at least one surface segment composed of a three-layer sheet-metal composite having a central layer and two outer layers, which bound the central layer on the outside and which are integrally joined to the central layer face to face. The outer layers are composed of a stainless steel alloy having a microstructure selected from the group of ferritic, austenitic, or martensitic microstructure and the central layer is composed of a heat-treatable steel alloy, and the body component or chassis component has a bending angle of greater than 80°, determined in the plate bending test according to VDA 238-100, having an Rp0.2 yield strength of greater than 900 MPa.

公开(公告)号：US20170183755A1

公开(公告)日：2017-06-29

申请号：US15389556

申请日：2016-12-23

Applicant: Benteler Automobiltechnik GmbH

Inventor： Georg FROST ,  Martin HESSELMANN ,  Markus KETTLER ,  Christoph NITSCHKE

IPC: C21D9/46 ,  C21D1/673 ,  C21D8/00 ,  B21D22/02 ,  C21D1/34

CPC classification number: C21D9/46 ,  B21D22/022 ,  B21D43/05 ,  C21D1/34 ,  C21D1/673 ,  C21D8/005 ,  C21D9/0018 ,  C21D9/0056 ,  C21D9/48 ,  C21D2221/00

Abstract: A hot-forming line and a method for operating the hot-forming line is disclosed having a temperature-control station and a hot-forming and press-hardening tool. A linear conveyor system for conveying the metal blank or the formed steel-sheet products, respectively, through the hot-forming line is provided.

公开(公告)号：US20170183754A1

公开(公告)日：2017-06-29

申请号：US15385835

申请日：2016-12-20

Applicant: Benteler Automobiltechnik GmbH

Inventor： Georg FROST ,  Markus KETTLER ,  Karsten BAKE

IPC: C21D9/46 ,  F27D13/00 ,  F27D3/00 ,  F27D9/00 ,  C21D9/00 ,  C21D6/00

Abstract: A heat treatment furnace and a method for heat treatment of a steel sheet blank is disclosed having at least one furnace chamber and a transport system for conveying the steel sheet blanks through the furnace chamber. A preheating chamber, a metallurgical bonding path and a cooling chamber, wherein the steel sheet blank can be heated in the preheating chamber to a temperature of above 200° C. A method for the production of a hot-formed and press-quenched motor-vehicle part is also disclosed.

公开(公告)号：US20250058832A1

公开(公告)日：2025-02-20

申请号：US18806887

申请日：2024-08-16

Applicant: BENTELER AUTOMOBILTECHNIK GMBH

Inventor： Georg FROST ,  Christian HIELSCHER ,  Andreas HITZ ,  Paul KAUPMANN ,  Mathias LOHBERG ,  Joern TOELLE

IPC: B62D25/06 ,  B62D25/04

Abstract: A window and/or roof frame for an automobile, which has at least two bows running transversely to a direction of travel and at least two longitudinal members, wherein the window and/or roof frame is produced as a one-piece sheet metal formed component from a single blank in one press stroke. Different wall thicknesses and/or strengths are formed locally, wherein the wall thicknesses or tensile strengths differ by at least 10%.

公开(公告)号：US20210140021A1

公开(公告)日：2021-05-13

申请号：US17093801

申请日：2020-11-10

Applicant: BENTELER AUTOMOBILTECHNIK GMBH

Inventor： Georg FROST ,  Andreas FREHN ,  Karsten BAKE ,  Martin HOLZWEISSIG ,  Rainer LAPSIEN

IPC: C22C38/38 ,  C22C38/32 ,  C22C38/22 ,  C22C38/06 ,  C22C38/02 ,  C22C38/00 ,  C22C38/26 ,  C22C38/28 ,  C25D5/50 ,  B21D53/88

Abstract: An automotive component is produced by hot forming and press hardening a hardenable steel alloy having a tensile strength of at least 1700 MPa. The hardenable steel alloy, in addition to a balance made up of iron and melting-related impurities, has the following alloy elements carbon, niobium, and titanium. The automotive component is coated by a thermal coating process.

公开(公告)号：US20180222536A1

公开(公告)日：2018-08-09

申请号：US15748048

申请日：2016-05-12

Applicant: Benteler Automobiltechnik GmbH

Inventor： Andreas FREHN ,  Georg FROST ,  Christian HANDING ,  Christoph NITSCHKE ,  Martin POHL

IPC: B62D29/00 ,  B21D53/88 ,  B21D35/00 ,  B21D22/02 ,  B32B15/01

CPC classification number: B62D29/007 ,  B21D22/00 ,  B21D22/022 ,  B21D35/007 ,  B21D53/88 ,  B32B15/01 ,  B32B15/011 ,  B32B2250/03 ,  B32B2307/54 ,  B32B2311/30 ,  B32B2605/08 ,  B60G21/051 ,  B60G21/055 ,  B60R19/03 ,  B62D21/00 ,  B62D21/02 ,  B62D21/15 ,  B62D25/00 ,  B62D25/025 ,  B62D25/04 ,  B62D25/06 ,  B62D25/20 ,  C21D1/673 ,  C21D9/46 ,  C21D2211/001 ,  C21D2211/002 ,  C21D2211/005 ,  C21D2211/008 ,  C21D2211/009 ,  C21D2241/00 ,  C21D2251/02

Abstract: A motor vehicle component is disclosed. The component is manufactured by hot forming die quenching a sheet metal blank made of a hardenable steel alloy, and the motor vehicle component is made of a triple-layer laminated steel and including a central layer of hardenable steel ally, and the outer layers of a stainless steel alloy.

公开(公告)号：US20180304341A1

公开(公告)日：2018-10-25

申请号：US15769820

申请日：2016-10-11

Applicant: Benteler Automobiltechnik GmbH

Inventor： Georg FROST ,  Jochem GREWE

IPC: B21D47/01 ,  B21D28/26 ,  B21D53/88

CPC classification number: B21D47/01 ,  B21B1/095 ,  B21C23/142 ,  B21C35/023 ,  B21D22/26 ,  B21D28/26 ,  B21D35/006 ,  B21D53/88

Abstract: A method for producing a motor vehicle component from a lightweight metal alloy is disclosed including extruding a profile having at least two wall thicknesses that are mutually dissimilar in the cross section, rolling the extruded profile in portions in the extrusion direction. The rollers in the roller spacing thereof are variable. Cutting-to-length the extruded and in portions rolled profile so as to form a semi-finished product, and forming the semi-finished product so as to form the motor vehicle component.