Patents Assigned to Gestamp Hardtech AB
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Patent number: 11643146Abstract: The invention relates to an elongate steel structure (10) for a vehicle comprising:—first steel sheet element (11), and a second steel sheet element (12), said first and second steel sheet elements constituting opposite ends of the elongate steel structure and said first and second steel sheet elements overlapping each other in a mid-portion of said elongate steel structure, wherein the first and the second steel sheet elements have an overlapping hat profile including a central portion (17), two webs (18), and two flanges (19), wherein at least one of the first and second steel sheet elements include cut-outs (13) along the flanges (19) such that the overlap is interrupted along said flanges (19).Type: GrantFiled: November 15, 2019Date of Patent: May 9, 2023Assignee: Gestamp Hardtech ABInventors: Hans Bodin, Joakim Johansson
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Patent number: 11261502Abstract: The invention relates to an apparatus (1) for cooling an automobile component (20) by means of a gas, the apparatus comprising a cooling box (11) with a re-closeable opening (12) for receiving an automobile component (20) to be cooled, wherein at least one heat sink (13) is provided inside the cooling box (11) for cooling of the gas, and wherein the apparatus (10) includes at least one infra sound pulsator (2, 3) arranged to provide an infra sound into said cooling box (11) to improve heat exchange of the gas both with a cooling surface of the at least one heat sink (13), and with the automobile component (20). The invention also relates to a process for cooling an automobile component in such an apparatus.Type: GrantFiled: June 19, 2019Date of Patent: March 1, 2022Assignee: Gestamp Hardtech ABInventor: Mats Olsson
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Publication number: 20220001932Abstract: The invention relates to an elongate steel structure (10) for a vehicle comprising:—first steel sheet element (11), and a second steel sheet element (12), said first and second steel sheet elements constituting opposite ends of the elongate steel structure and said first and second steel sheet elements overlapping each other in a mid-portion of said elongate steel structure, wherein the first and the second steel sheet elements have an overlapping hat profile including a central portion (17), two webs (18), and two flanges (19), wherein at least one of the first and second steel sheet elements include cut-outs (13) along the flanges (19) such that the overlap is interrupted along said flanges (19).Type: ApplicationFiled: November 15, 2019Publication date: January 6, 2022Applicant: Gestamp Hardtech ABInventors: Hans Bodin, Joakim Johansson
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Patent number: 11208064Abstract: The invention relates to a crash box (3) comprising two generally U-shaped members (11, 12) having legs (11a, 12a) and provided at respective leg with at least two adjacent trigger means (13) and an intermediate portion (14) formed between said trigger means (13). The U-shaped members (11, 12) is welded together at areas along a trim edge (15) except for the trim edge (15) formed between respective legs of respective trigger means (13) so as to form a crash box (3) having aligned trigger means (13) and intermediate portion (14). The trigger means (13) are arranged normal to crash box (3), and the intermediate portion (14) of respective leg (11a, 12a) is welded together at the trim edge (15) thereof by a weld bead (20) having a length (L) which is longer that the shortest length (1) between two adjacent trigger means (13). The invention also relates to a method for producing such a crash box.Type: GrantFiled: November 21, 2018Date of Patent: December 28, 2021Assignee: Gestamp Hardtech ABInventor: Johan Nilsson
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Patent number: 11155223Abstract: A lightweight bumper beam includes an elongated U-shaped monoblock cross member provided at respective ends with an attachment portion for attachment to a body in white of a vehicle. Each attachment portion is provided with two elongated reinforcing means extending between an inner top surface of the elongated U-shaped monoblock cross member and a bracket of said attachment portion. The elongated reinforcing means being arranged at a distance relative to each other so as to form a space therebetween, and said distance being smallest at an intermediate portion of said two elongated reinforcing means.Type: GrantFiled: November 2, 2017Date of Patent: October 26, 2021Assignee: Gestamp Hardtech ABInventor: Jakob Hultkvist
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Patent number: 11142152Abstract: A bumper beam to be arranged horizontally on a motor vehicle, the bumper beam comprising an elongate main cross member produced of a bent plate, wherein the main cross member comprises an elongate bottom portion with two elongate web portions on either side thereof, said elongate bottom portion and elongate web portions being arranged to extend horizontally, when arranged on a vehicle, over at least a first length between two spaced apart attachment sections for attaching the bumper beam to two spaced apart mounting brackets crash boxes, and wherein the web portions are arranged above and below the bottom portion to extend outwards, away from the vehicle when arranged on said vehicle. A patch is arranged along the elongate bottom portion to cover a region that extends horizontally from each attachment section and along at least a section of the first length between two spaced apart attachment sections.Type: GrantFiled: May 7, 2018Date of Patent: October 12, 2021Assignee: Gestamp HardTech ABInventors: Johan Nilsson, David Gustafsson
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Publication number: 20210292860Abstract: The invention relates to an apparatus (1) for cooling an automobile component (20) by means of a gas, the apparatus comprising a cooling box (11) with a re-closeable opening (12) for receiving an automobile component (20) to be cooled, wherein at least one heat sink (13) is provided inside the cooling box (11) for cooling of the gas, and wherein the apparatus (10) includes at least one infra sound pulsator (2, 3) arranged to provide an infra sound into said cooling box (11) to improve heat exchange of the gas both with a cooling surface of the at least one heat sink (13), and with the automobile component (20). The invention also relates to a process for cooling an automobile component in such an apparatus.Type: ApplicationFiled: June 19, 2019Publication date: September 23, 2021Applicant: Gestamp Hardtech ABInventor: Mats Olsson
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Patent number: 11046367Abstract: A vehicle side structure (100; 101) comprising a side portion (102; 103) extending in a longitudinal direction (104), wherein the side portion comprises a first and a second member (106, 108) extending in the longitudinal direction. The first and second members (106, 108) form a closed space (114). The side portion (102) comprises a reinforcing member (124) located in closed space (114), the reinforcement member (124) extending in the longitudinal direction. The reinforcement member (124) has a first leg (126) and a second leg (128) extending in a direction transverse to the longitudinal direction. Each leg has a foot (130, 132) extending in the longitudinal direction. The first and second legs (126, 129) are joined in a head section (134). Each leg (126, 128) is corrugated, wherein the corrugations of the first and second legs (126, 128) comprise ridges (136, 144) and grooves (138, 142) which extend from the head section (134) to the respective foot (130, 132).Type: GrantFiled: July 24, 2018Date of Patent: June 29, 2021Assignee: Gestamp Hardtech ABInventors: Stefan Arvidsson, Kristoffer Lundstrom, Fredrik Lernstal, Hans Bodin
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Publication number: 20210086711Abstract: The invention relates to a crash box (3) comprising two generally U-shaped members (11, 12) having legs (11a, 12a) and provided at respective leg with at least two adjacent trigger means (13) and an intermediate portion (14) formed between said trigger means (13). The U-shaped members (11, 12) is welded together at areas along a trim edge (15) except for the trim edge (15) formed between respective legs of respective trigger means (13) so as to form a crash box (3) having aligned trigger means (13) and intermediate portion (14). The trigger means (13) are arranged normal to crash box (3), and the intermediate portion (14) of respective leg (11a, 12a) is welded together at the trim edge (15) thereof by a weld bead (20) having a length (L) which is longer that the shortest length (1) between two adjacent trigger means (13). The invention also relates to a method for producing such a crash box.Type: ApplicationFiled: November 21, 2018Publication date: March 25, 2021Applicant: Gestamp Hardtech ABInventor: Johan Nilsson
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Publication number: 20200180293Abstract: A process of producing a composite motor vehicle component, the process comprising the steps of: heating a surface treated steel part (1) to an austenite temperature so as to form austenite in said steel part; forming the steel part to a desired shape, cooling the steel part to a temperature below 500 ° C., applying a patch (2) of a prepreg fibre reinforced polymer to at least a part of said steel part, pressing the applied patch (2) of fibre reinforced polymer into adhesion to steel part (1), and at least partly curing said patch inside said pressing tool.Type: ApplicationFiled: May 17, 2018Publication date: June 11, 2020Applicant: Gestamp Hardtech ABInventor: Lars Wikstrom
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Publication number: 20200122663Abstract: A bumper beam to be arranged horizontally on a motor vehicle, the bumper beam comprising an elongate main cross member produced of a bent plate, wherein the main cross member comprises an elongate bottom portion with two elongate web portions on either side thereof, said elongate bottom portion and elongate web portions being arranged to extend horizontally, when arranged on a vehicle, over at least a first length between two spaced apart attachment sections for attaching the bumper beam to two spaced apart mounting brackets crash boxes, and wherein the web portions are arranged above and below the bottom portion to extend outwards, away from the vehicle when arranged on said vehicle. A patch is arranged along the elongate bottom portion to cover a region that extends horizontally from each attachment section and along at least a section of the first length between two spaced apart attachment sections.Type: ApplicationFiled: May 7, 2018Publication date: April 23, 2020Applicant: GESTAMP HARDTECH ABInventors: Johan NILSSON, David GUSTAFSSON
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Patent number: 10618482Abstract: The invention relates to a bumper beam (B) comprising an elongate main cross member (1) arranged to be horizontally attached to two crash boxes (3) at attachment portions (4) close to the respective ends of the main cross member (1), the bumper beam (B) having an inner side arranged to attach to outer ends of the crash boxes (3) and an opposite outer side, wherein the main cross member (1) further comprises a mid-portion (5) between said attachment portions (4), and wherein an off-set member (2) is arranged at each attachment portion (4). The off-set members (2) comprise a proximal web (6) extending inwards from the main cross member (1), a distal web (7) extending outwards to an end rim (10) from an inner part (8) joining the proximal web (6) to the distal web (7).Type: GrantFiled: December 2, 2016Date of Patent: April 14, 2020Assignee: Gestamp Hardtech ABInventor: Tony Haggstrom
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Publication number: 20190344737Abstract: The invention relates to a lightweight bumper beam, comprising an elongated U-shaped monoblock cross member provided at respective end with an attachment portion for attachment to a body in white of a vehicle. Each attachment portion is provided with two elongated reinforcing means extending between an inner top surface of the elongated U-shaped monoblock cross member and a bracket of said attachment portion. Said elongated reinforcing means being arranged at a distance relative to each other so as to form a space therebetween, and said distance being smallest at an intermediate portion of said two elongated reinforcing means.Type: ApplicationFiled: November 2, 2017Publication date: November 14, 2019Applicant: GESTAMP HARDTECH ABInventor: Jakob HULTKVIST
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Patent number: 10471544Abstract: Methods for joining a first blank and a second blank, wherein the first blank and the second blank include a steel substrate with a coating including a layer of aluminum or an aluminum alloy. The method includes selecting a first portion of the first blank to be joined to the second blank, and selecting a second portion of the second blank to be joined to the first portion, and welding the first portion to the second portion. The welding includes using a laser beam and an arc welding torch, wherein the arc welding torch includes a wire electrode, wherein the wire electrode is made of a steel alloy including gammagenic elements, optionally a stainless steel alloy including gammagenic elements and displacing both the laser beam and the arc welding torch in a welding direction, and wherein in the welding direction, the arc welding torch is positioned in front of the laser beam.Type: GrantFiled: May 8, 2015Date of Patent: November 12, 2019Assignees: AUTOTECH ENGINEERING A.I.E., GESTAMP HARDTECH ABInventors: Håkan Andersson, Paul Janiak, Niklas Malmberg
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Patent number: 10442379Abstract: A bumper (B), comprising an elongated hat-shaped cross beam (1) mounted to at least two crash boxes (2) which are attached to a vehicle, said cross beam (1) having a primary contact face in the form of bent longitudinal upper and lower flanges (3,4). The bent longitudinal upper and lower flanges being arranged in the direction of the cross beam (1), and said primary contact face is facing away from the vehicle. Said bent longitudinal upper and lower flanges (3,4) have each a portion (5) with a large inner radius (R) at least at the mounting site of the cross beam (1) to respective crash box (2) compared to a small inner radius (r) of the rest of each of the bent longitudinal upper and lower flanges (3,4).Type: GrantFiled: December 9, 2016Date of Patent: October 15, 2019Assignee: Gestamp Hardtech ABInventor: Jakob Hultkvist
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Patent number: 10407009Abstract: The invention relates to a bumper beam (B) comprising a main cross member (1) and a cross member part (2) fixedly attached to said main cross member (1). Said cross member part (2) forms in itself or together with one or more portions of the main cross member (1) a closed chamber (C) in a cross section of the bumper beam and is arranged at an upper side (11) or at a lower side (12) of said main cross member (1). Said closed chamber (C) abuts and extends over only a portion of said upper side (11) or said lower side (12) of said main cross member (1) as seen in the cross direction of said main cross member (1) and over essentially the entire length and in a longitudinal direction of said main cross member (1). Said main cross member (1) together with said cross member part (2) form a closed main chamber (M).Type: GrantFiled: September 7, 2016Date of Patent: September 10, 2019Assignee: Gestamp Hardtech ABInventor: Alexander Lindblom
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Publication number: 20180370470Abstract: A bumper (B), comprising an elongated hat-shaped cross beam (1) mounted to at least two crash boxes (2) which are attached to a vehicle, said cross beam (1) having a primary contact face in the form of bent longitudinal upper and lower flanges (3,4). The bent longitudinal upper and lower flanges being arranged in the direction of the cross beam (1), and said primary contact face is facing away from the vehicle. Said bent longitudinal upper and lower flanges (3,4) have each a portion (5) with a large inner radius (R) at least at the mounting site of the cross beam (1) to respective crash box (2) compared to a small inner radius (r) of the rest of each of the bent longitudinal upper and lower flanges (3,4).Type: ApplicationFiled: December 9, 2016Publication date: December 27, 2018Applicant: Gestamp Hardtech ABInventor: Jakob Hultkvist
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Patent number: 10155545Abstract: A B-pillar for a vehicle is made by the press hardening method. The blank is made by placing two blank elements (20,21) with an overlap (23) and welding the elements together before the shaping process.Type: GrantFiled: October 21, 2016Date of Patent: December 18, 2018Assignee: Gestamp Hardtech ABInventor: Hans Bodin
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Patent number: 10093254Abstract: A bumper beam for a vehicle has a hat beam profile, i.e. a generally U-shaped cross-section with the crown (12-16) pointing outwards. In each attachment region (20) it has a transverse bulkhead (25) fastened between the crown's sides (12, 13) and running generally in the longitudinal direction of the vehicle.Type: GrantFiled: August 1, 2007Date of Patent: October 9, 2018Assignee: Gestamp Hardtech ABInventors: Mattias Asplund, Lars Karlander
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Publication number: 20180281710Abstract: The invention relates to a bumper beam (B) comprising a main cross member (1) and a cross member part (2) fixedly attached to said main cross member (1). Said cross member part (2) forms in itself or together with one or more portions of the main cross member (1) a closed chamber (C) in a cross section of the bumper beam and is arranged at an upper side (11) or at a lower side (12) of said main cross member (1). Said closed chamber (C) abuts and extends over only a portion of said upper side (11) or said lower side (12) of said main cross member (1) as seen in the cross direction of said main cross member (1) and over essentially the entire length and in a longitudinal direction of said main cross member (1). Said main cross member (1) together with said cross member part (2) form a closed main chamber (M).Type: ApplicationFiled: September 7, 2016Publication date: October 4, 2018Applicant: Gestamp Hardtech ABInventor: Alexander Lindblom