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公开(公告)号：EP4067521A1
公开(公告)日：2022-10-05
申请号：EP20894656.6
申请日：2020-03-26
Applicant: BYD Company Limited
Inventor： GUO, Qiang , WANG, Mengde , AN, Wei
Abstract: An aluminum alloy and a preparation method thereof are provided. In percentage by mass, the aluminum alloy includes: 8-11% of Si, 2-3% of Cu, 0.7-1.1% of Mg, 0.7-1.5% of Mn, 0.01-0.015% of Sr, 0.01-0.015% of Cr, 0-0.4% of Fe, 0.02-0.1% of Ti, 0.01-0.02% of Ga, 0.004-0.02% of B, 0-2% of Zn, and the balance of Al and less than 0.1% of other elements.
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公开(公告)号：EP3734089A1
公开(公告)日：2020-11-04
申请号：EP18893647.0
申请日：2018-12-21
Applicant: BYD Company Limited
Inventor： GONG, Qing , GUO, Qiang , FANG, Bin , WANG, Mengde , AN, Wei
IPC: F16B39/24
Abstract: An anti-loosening washer (100) for a threaded connector (200) and a fabrication method thereof are provided. The anti-loosening washer (100) includes an upper washer (1) and a lower washer (2). A plurality of first ratchet teeth (3) distributed in a fan shape are disposed at the bottom of the upper washer (1), and a plurality of second ratchet teeth (4) engaged with the first ratchet teeth (3) are disposed on the top of the lower washer (2). The first ratchet tooth (3) has a wide surface (31) attached to the second ratchet tooth (4) and a narrow surface (32) with an area less than an area of the wide surface (31). The wide surface (31) is a spiral surface formed through a spiral motion performed by a generatrix (12) spaced apart from an axis (11a) around the axis (11a) by using a central axis (11) of the upper washer (1) as the axis (11a). A lead angle of a wire (13) at a middle diameter position of the spiral surface is greater than a lead angle of the threaded connector (200).
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公开(公告)号：EP3550159A1
公开(公告)日：2019-10-09
申请号：EP17875266.3
申请日：2017-10-25
Applicant: BYD Company Limited
Inventor： GUO, Qiang , LI, Weiguo , WEN, Danhua
Abstract: The present invention discloses a connecting assembly and a manufacturing method thereof, a seat and a vehicle. The connecting assembly includes: a connecting pipe, an inner wall of at least one end of the connecting pipe being provided with a pre-embedded nut, and the nut being coaxial with the connecting pipe; a connecting plate, the connecting plate being provided with a fixing hole; and a fastener, the fastener penetrating through the fixing hole and being in threaded fit with the nut. The connecting pipe is a light alloy component, and the connecting plate is a steel component. According to the connecting assembly disclosed by the present invention, the connecting pipe is the light alloy component, the inner wall of at least one end of the connecting pipe is provided with the pre-embedded nut, and the fastener sequentially penetrates through the fixing hole on the connecting plate of a steel material and is in threaded fit with the nut at one end of the connecting pipe, thereby realizing connection between the connecting plate of the steel material and the connecting pipe of the light alloy material, solving the problem of connection between the light alloy component and the steel component, and facilitating extensive use of the light alloy component.
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公开(公告)号：EP3805416A1
公开(公告)日：2021-04-14
申请号：EP19812256.6
申请日：2019-05-29
Applicant: BYD Company Limited
Inventor： GUO, Qiang , XIE, Yongliang , LI, Yunchun , LIAO, Mengjue
Abstract: A die-cast aluminum alloy and a preparation method and application thereof are disclosed. Based on the total weight of the aluminum alloy, the aluminum alloy includes: 8-11 wt% of Si, 2.5-5 wt% of Cu, 0.5-1.5 wt% of Mg, 0.1-0.3 wt% of Ni, 0.6-1.2 wt% of Fe, 0.1-0.3 wt% of Cr, 0.03-0.05 wt% of Sr, 0-0.3 wt% of Er, 80.25-88.1 wt% of Al, and 0.1 wt% or below of impurities.
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25.发明公开
公开(公告)号：EP3736351A1
公开(公告)日：2020-11-11
申请号：EP18898223.5
申请日：2018-12-24
Applicant: BYD Company Limited
Inventor： GONG, Qing , GUO, Qiang , WANG, Mengde , AN, Wei
Abstract: The present disclosure relates to a copper based microcrystalline alloy and a preparation method thereof, and an electronic product. In percentage by weight and based on the total amount of the copper based microcrystalline alloy, the copper based microcrystalline alloy includes: 30-60 wt% of Cu; 25-40 wt% of Mn; 4-6 wt% of Al; 10-17 wt% of Ni; 0.01-10 wt% of Si; and 0.001-0.03% of Be.
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Patent Agency Ranking26.发明公开METAL COMPOSITE AND METHOD OF PREPARING THE SAME, METAL-RESIN COMPOSITE AND METHOD OF PREPARING THE SAME 审中-公开金属复合及其制造方法THEREOF金属树脂复合和方法及其生产
公开(公告)号：EP2855740A1
公开(公告)日：2015-04-08
申请号：EP13796944.0
申请日：2013-05-28
Applicant: BYD Company Limited
Inventor： ZHANG, Xiao , TANG, Lili , CHENG, Yun , GUO, Qiang , CHEN, Liang
CPC classification number: C23F1/20 , B29C45/14311 , B29K2705/02 , B32B15/08 , B32B15/20 , B32B2605/00 , C23C26/00 , C25D11/16 , C25D11/18 , C25D11/24 , Y10T428/24997
Abstract: A metal composite, a method of preparing the metal composite, a metal-resin composite, and a method of preparing the metal-resin composite are provided. The metal composite comprises: a metal substrate comprising a first layer formed on a surface of the metal substrate and an anodic oxidation layer formed on the first layer. The first layer comprises a first pore having an average diameter of about 10 nanometers to about 1 millimeter, and the metal composite comprises aluminum alloy or aluminum. The anodic oxidation layer comprises a second layer contacted with the first layer of the metal substrate and a third layer formed on an outer surface of the second layer, and the second layer comprises a second pore having an average diameter of about 10 nanometers to about 800 microns, and the third layer comprises a third pore having an average diameter of about 10 nanometers to about 800 microns.
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公开(公告)号：EP3650564A1
公开(公告)日：2020-05-13
申请号：EP18827372.6
申请日：2018-07-02
Applicant: BYD Company Limited
Inventor： GUO, Qiang , WANG, Mengde , AN, Wei
Abstract: The disclosure relates to a Cu-based microcrystal alloy and a preparation method thereof. Through being metered in percentage by mass, the Cu-based microcrystal alloy provided by the disclosure includes 20 to 30 percent of Mn, 0.01 to 10 percent of Al, 5 to 10 percent of Ni, 0.3 to 1.5 percent of Ti, 0 to 1.5 percent of Zr, 0.05 to 2 percent of Si and 45 to 74.64 percent of Cu.
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公开(公告)号：EP3546607A1
公开(公告)日：2019-10-02
申请号：EP17874325.8
申请日：2017-10-25
Applicant: BYD Company Limited
Inventor： GUO, Qiang , LI, Yunchun , ZHANG, Chunmeng , XIE, Yongliang
Abstract: The present disclosure discloses a thermally conductive aluminum alloy and application thereof. The thermally conductive aluminum alloy contains alloying elements, unavoidable impurities and the balance of an aluminum element. Based on the total weight of the thermally conductive aluminum alloy, the alloying elements include: 5.0 to 11.0 wt% of Si, 0.4 to 1.0 wt% of Fe, 0.2 to 1.0 wt% of Mg, less than 0.1 wt% of Zn, less than 0.1 wt% of Mn, less than 0.1 wt% of Sr and less than 0.1 wt% of Cu. The thermally conductive aluminum alloy prepared by the present disclosure has a tensile strength of not less than 250 MPa, a yield strength of not less than 150 MPa, an elongation of not less than 3.5%, and a thermal conductivity of not less than 150 W/(m•K).
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29.发明公开STAINLESS STEEL-RESIN COMPOSITE AND METHOD OF PREPARING THE SAME 审中-公开VELFAHREN ZUR HERSTELLUNG DAVON的EDELSTAHL-HARZ-VERBUNDSTOFF
公开(公告)号：EP2938492A1
公开(公告)日：2015-11-04
申请号：EP13867640.8
申请日：2013-12-25
Applicant: BYD Company Limited
Inventor： ZHANG, Xiao , CHENG, Yun , GUO, Qiang
CPC classification number: B29C45/14311 , B29C2045/14868 , B29K2023/06 , B29K2069/00 , B29K2071/00 , B29K2077/00 , B29K2081/04 , B29K2105/16 , B29K2509/00 , B29K2705/00 , B29K2705/12 , B32B15/085 , B32B15/088 , B32B15/09 , B32B15/18 , B32B27/20 , B32B38/10 , B32B2262/0261 , B32B2262/101 , B32B2262/106 , B32B2264/102 , B32B2264/104 , B32B2307/54 , B32B2307/542 , C23C4/02 , C23C4/08 , C23C4/18 , C23F1/00
Abstract: A stainless steel-resin composite and method of preparing the same are provided. The method comprises providing a stainless steel substrate, spraying aluminum particles onto a first surface of the stainless steel substrate via thermal spraying to form an aluminum layer on the first surface of the stainless steel substrate, removing the aluminum layer by immersing the stainless steel substrate into an alkaline solution with a pH value greater than or equal to 10 so as to form a porous surface, and injecting a resin composition onto the porous surface of the stainless steel substrate so as to form a resin layer.
Abstract translation: 提供了不锈钢 - 树脂复合材料及其制备方法。 该方法包括提供不锈钢基材，通过热喷涂将铝颗粒喷涂到不锈钢基材的第一表面上，以在不锈钢基材的第一表面上形成铝层，通过将不锈钢基材浸入 pH值大于或等于10的碱性溶液，以形成多孔表面，并将树脂组合物注入到不锈钢衬底的多孔表面上以形成树脂层。
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公开(公告)号：EP4394802A1
公开(公告)日：2024-07-03
申请号：EP22915014.9
申请日：2022-12-29
Applicant: BYD Company Limited
Inventor： ZHU, Liang , GUO, Qiang , WEN, Danhua , DENG, Hong
Abstract: A conductive sheet, a conductive strip, and an electrical connector for a vehicle are disclosed. The conductive sheet includes a conductive sheet body, the conductive sheet body is a flat ribbon structure, and the conductive sheet body satisfies the following condition:
ω is the width of the conductive sheet body, measured in mm.
δ represents the thickness of the conductive sheet body, measured in mm.
represents a standard conductivity percentage of a pure copper material, and has a value of 100% IACS.
represents a conductivity percentage of the conductive sheet body, measured in % IACS.
k is 1.07% IACS/mm2.
The conductivity percentage of the conductive sheet body is 55% IACS to 80% IACS.
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