Patents Assigned to MAHLE ENGINE SYSTEMS
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Patent number: 12209611Abstract: A bearing material may include a matrix of polyamide-imide polymer material, and a solid lubricant particulate. The solid lubricant particulate may have a median particle size of less than 1 micrometre.Type: GrantFiled: September 23, 2021Date of Patent: January 28, 2025Assignees: Mahle International GmbH, Mahle Engine Systems UK LtdInventor: Jennifer Harvey
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Patent number: 12129893Abstract: A bearing is disclosed. The bearing includes a first half shell and an eccentric second half shell, the first half shell and the second half shell configured to connect at a joint to form a cylindrical bearing. The first half shell has a first crown thickness at a first crown of the first half shell, and a first wall thickness between the first crown and the joint. The second half shell has a second crown thickness at a second crown of the second half shell, and a second wall thickness between the second crown and the joint. The second crown thickness is greater than the first crown thickness, and the first wall thickness is equal to the second wall thickness at a point of equal thickness between 10 and 60 degrees from the joint.Type: GrantFiled: May 24, 2023Date of Patent: October 29, 2024Assignees: Mahle Engine Systems UK Ltd, Mahle International GmbH, MAHLE France SASInventors: Olivier Beaurepaire, David Merritt
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Patent number: 12055182Abstract: A method of manufacturing a strip for a bearing may comprise roll-bonding a bearing layer comprising a tin-free aluminium alloy directly to a base layer to form a bimetal and heat-treating the bimetal at a temperature below a recrystallization initiation temperature of the aluminium alloy. A strip for a bearing manufactured using the method, and a bearing having a strip manufactured using the method, are also provided.Type: GrantFiled: December 16, 2021Date of Patent: August 6, 2024Assignees: Mahle International GmbH, Mahle Engine Systems UK Ltd., Mahle Metal Leve S/AInventors: Sylvia Campbell, Paulo R. Vieira De Morais
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Patent number: 10550887Abstract: A bearing material may include a polyamide/imide plastics polymer material having an amine content including a fluorinated diamine and a non-fluorinated diamine.Type: GrantFiled: October 30, 2017Date of Patent: February 4, 2020Assignees: Mahle Engine Systems UK Ltd, Mahle International GmbHInventor: Kayleigh McEwan
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Patent number: 10550239Abstract: A sliding engine component may include a plastic polymer-based composite layer on a substrate. The composite layer may include a matrix of plastic polymer-based material, and functionalised graphene nano platelets distributed throughout the matrix.Type: GrantFiled: July 7, 2015Date of Patent: February 4, 2020Assignees: Mahle International GmbH, Mahle Engine Systems UK LimitedInventors: Ian Laing, David Latham, Roger Gorges
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Patent number: 10473160Abstract: A sliding bearing may include a backing layer and a sintered lining layer. The lining layer may include a composition of 0.1 to 10 percent by weight carbon nanostructures embedded in a copper-based matrix. The sliding bearing may include, but is not limited to, at least one of a bearing bush, a bearing shell, and a thrust washer.Type: GrantFiled: December 10, 2013Date of Patent: November 12, 2019Assignees: Mahle International GmbH, Mahle Engine Systems UK LtdInventor: Kevin Jupe
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Patent number: 10415641Abstract: A bearing element may include a bearing substrate and a sliding layer of a sliding layer material. The sliding layer material may include a polymeric material and nanodiamonds. The nanodiamonds may also be surface-functionalized nanodiamonds. The bearing element may be suitable for automotive applications, including, but not limited, use within automotive engines.Type: GrantFiled: June 15, 2015Date of Patent: September 17, 2019Assignees: Mahle Engine Systems UK Ltd, Mahle International GmbHInventors: David Latham, Natalie Phipps
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Patent number: 10408265Abstract: An engine bearing shell may include a concave bearing surface, opposed axial end faces with an axial width therebetween, circumferential joint faces, and an oil distribution groove circumferentially extending along the concave bearing surface towards the axial end faces. The oil distribution groove may have a groove width that is 4% to 9.25% of the axial width.Type: GrantFiled: September 9, 2014Date of Patent: September 10, 2019Assignees: Mahle International GmbH, Mahle Engine Systems UK LtdInventors: Hugh Gibson, Omar Mian, Konstantinos Kalogiannis, David Merritt
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Patent number: 10337558Abstract: A sliding component may include an overlay comprising a polymeric material and a metal oxide. The metal oxide may have a thermal conductivity of greater than about 1.5 Wm?1K?1, and a Mohs hardness of between about 5 and about 7. The sliding component may be a sliding component for an engine, such as a bearing, a bearing shell, a bush, a thrust washer, a journal bearing or the like.Type: GrantFiled: August 18, 2017Date of Patent: July 2, 2019Assignees: MAHLE INTERNATIONAL GMBH, MAHLE ENGINE SYSTEMS UK LTD, MAHLE COMPOSANTS MOTEUR FRANCE SASInventors: Oliver Beaurepaire, Kayleigh McEwan
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Patent number: 10288113Abstract: A sliding bearing and a method for its manufacture are disclosed. The sliding bearing may include a metallic substrate, an electrically insulating layer on the metallic substrate, and an electrical component on the electrically insulating layer. The sliding bearing may be operatively connected to a monitoring module configured to monitor the electrical component.Type: GrantFiled: January 15, 2016Date of Patent: May 14, 2019Assignees: Mahle Engine Systems UK Ltd., Mahle International GmbHInventors: Roger Gorges, David Latham, Stuart Dickson
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Patent number: 10253810Abstract: A bearing element may include a bearing substrate and a sliding layer of a sliding layer material. The sliding layer material may include a polymeric material and nanodiamonds. The nanodiamonds may also be surface-functionalized nanodiamonds. The bearing element may be suitable for automotive applications, including, but not limited, use within automotive engines.Type: GrantFiled: June 15, 2015Date of Patent: April 9, 2019Assignees: Mahle Engine Systems UK Limited, Mahle International GmbHInventors: David Latham, Natalie Phipps
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Patent number: 10202702Abstract: A sliding engine component may include a substrate having a surface coated with a first electroplated metallic layer and a second electroplated metallic layer. The first metallic layer may be disposed between the substrate and the second metallic layer. The first metallic layer and the second metallic layer may have a grained structure. The grained structure of each of the first metallic layer and the second metallic layer may have an aspect ratio between a mean grain size perpendicular to the substrate surface and a mean grain size parallel to the substrate surface. The aspect ratio of the second metallic layer may be less than the aspect ratio of the first metallic layer.Type: GrantFiled: January 8, 2015Date of Patent: February 12, 2019Assignees: Mahle International GmbH, Mahle Engine Systems UK LtdInventors: Roger Gorges, John Carey, Anil Rathod
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Patent number: 10190631Abstract: A sliding engine component may include a sliding surface, and the sliding surface may include a plastic polymer-based layer disposed on a metallic substrate. The plastic polymer-based layer may have a composition including a plastic polymer-based material having distributed throughout the polymer-based material a thermochromic material configured to change color irreversibly when thermally activated by heating beyond a threshold thermal treatment condition. The polymer-based material may be cured.Type: GrantFiled: August 18, 2014Date of Patent: January 29, 2019Assignees: Mahle International GmbH, Mahle Engine Systems UK LtdInventors: Roger Gorges, James P. De Blaquiere
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Patent number: 10082177Abstract: A sliding engine component may include a sliding surface including a plastic polymer-based layer disposed on a metallic substrate. The plastics polymer-based layer may include a plurality of plastic polymer-based layers. The plurality of plastic polymer-based layers may include a first coating of a first polymer-based layer deposited on the metallic substrate and cured at a first temperature, and a second coating of a second polymer-based layer deposited onto the first polymer-based layer and cured at a second temperature. The second temperature may be lower than the first temperature.Type: GrantFiled: November 13, 2014Date of Patent: September 25, 2018Assignees: Mahle Engine Systems UK Ltd, Mahle International GmbHInventor: Nathan Fisher
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Patent number: 10082173Abstract: A sliding element, e.g., a sliding element for slidably supporting a rotatable shaft, may include a first sliding element component, a second sliding element component, and at least one coupling element. The at least one coupling element may be configured to be coupled to the first sliding element component and may be configured to be coupled to the second sliding element component to releasably couple the first sliding element component and the second sliding element component together.Type: GrantFiled: August 18, 2016Date of Patent: September 25, 2018Assignees: Mahle International GmbH, Mahle Engine Systems UK LtdInventors: David Jones, Bredo Leipprand
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Patent number: 10041538Abstract: A bearing element may include a bearing element substrate and a sliding layer applied to a surface of the bearing element substrate. The sliding layer may be formed of a sliding layer material. A surface roughness (Ra) of the surface of the bearing element substrate may be less than 1 ?m. The sliding layer material may include a polymeric material and iron oxide. The sliding layer may have at least three layers of the sliding layer material.Type: GrantFiled: December 5, 2014Date of Patent: August 7, 2018Assignees: Mahle International GmbH, Mahle Engine Systems UK LtdInventors: Roger Gorges, James P. De Blaquiere, Natalie Phipps
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Patent number: 9982715Abstract: A sliding engine component may include a sliding surface including a plastics polymer-based composite layer disposed on a substrate. The composite layer may include a matrix of plastics polymer-based material. The plastics polymer-based material may have 0.1 to 20 percent by volume of liquid-filled microcapsules distributed throughout the matrix, and incidental impurities.Type: GrantFiled: May 7, 2014Date of Patent: May 29, 2018Assignees: Mahle International GmbH, Mahle Engine Systems UK Ltd.Inventors: Roger Gorges, John Carey, Anil Rathod
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Patent number: 9796942Abstract: A plastic bearing material of a bearing may include a block copolymer. The block copolymer may include structural blocks of two or more different polymers. A first polymer may include at least one of polyamide-imide and polybenzimidazole. A second polymer may include at least one of polydimethylsiloxane, methyl vinyl ether and polyisobutene. A method for manufacturing a plastic bearing material may include synthesizing a structural block of a first polymer and a structural block of a second polymer to define a block copolymer via a condensation reaction.Type: GrantFiled: October 1, 2015Date of Patent: October 24, 2017Assignees: Mahle International GmbH, Mahle Engine Systems UK LtdInventor: David Latham
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Patent number: 9746023Abstract: A thrust washer may include a metallic substrate layer having an axial substrate face. The thrust washer may also include a polymer layer on the axial substrate face. The polymer layer may have an axial polymer face opposed to the axial substrate face. The axial polymer face may be profiled and may have at least one oil distribution groove. At least one of the substrate layer and the polymer layer may be a machined layer having a thickness that may vary in correspondence with the at least one distribution groove.Type: GrantFiled: December 5, 2013Date of Patent: August 29, 2017Assignees: Mahle International GmbH, Mahle Engine Systems UK LtdInventors: James George, Mike Kirk
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Patent number: 9726219Abstract: A thrust washer for a flange half-bearing may include a semi-annular panel having an inner edge and an outer edge. A plurality of hooking lugs may project inwardly from the inner edge of the panel. The hooking lugs may have at least one latching edge configured to engage with a corresponding opening in a bearing shell received by the thrust washer and prevent disconnection of the thrust washer and the bearing shell without deformation of the bearing shell. The hooking lugs may have a hooking lug inner portion proximate to a central part of the thrust washer around the inner edge of the panel for engaging against an edge of the corresponding opening of the bearing shell, and a hooking lug outer portion remote from the central part around the inner edge of the panel. The hooking lug inner portion may be thinner than the hooking lug outer portion.Type: GrantFiled: July 17, 2014Date of Patent: August 8, 2017Assignees: Mahle Engine Systems UK Ltd, Mahle Composants Moteur France SAS, Mahle Industries, Incorporated, Mahle Engine Components Slovakia S.R.O., Mahle International GmbHInventors: Tino Gallas, Ha Tran, Mark Sharpe, Stephane Barral, Kevin Berkery, Miroslav Bukna, Murray Scott