公开(公告)号：US20240304946A1

公开(公告)日：2024-09-12

申请号：US18664286

申请日：2024-05-15

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Yulei FAN ,  Yiheng WANG ,  Xiaoming GE ,  Chuying OUYANG

IPC: H01M50/446 ,  H01M50/403 ,  H01M50/417 ,  H01M50/434 ,  H01M50/457 ,  H01M50/489

CPC classification number: H01M50/446 ,  H01M50/403 ,  H01M50/417 ,  H01M50/434 ,  H01M50/457 ,  H01M50/489

Abstract: A separator includes a first porous base film; a second porous base film; and an intermediate layer arranged between the first porous base film and the second porous base film, wherein the intermediate layer comprises an inorganic phase and an organic phase into which the inorganic phase is embedded, the inorganic phase contains an inorganic particle, the organic phase connects the first porous base film with the second porous base film, and the organic phase contains a base film material and does not contain a binder.

公开(公告)号：US20240304925A1

公开(公告)日：2024-09-12

申请号：US18664271

申请日：2024-05-14

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Zhanyu SUN ,  Xingdi Chen ,  Peng Wang

IPC: H01M50/242 ,  B60L50/64 ,  B60R16/033 ,  H01M50/209 ,  H01M50/249 ,  H01M50/271

CPC classification number: H01M50/242 ,  B60R16/033 ,  H01M50/209 ,  H01M50/249 ,  H01M50/271 ,  B60L50/64 ,  H01M2220/20

Abstract: The present application relates to a battery pack and a power consuming device. The battery pack includes a battery cell and an enclosure, where the enclosure encloses an accommodation chamber, the enclosure includes a bearing member located at a top of the enclosure and configured to delimit the accommodation chamber, and the battery cell is accommodated in the accommodation chamber and hung from the bearing member.

公开(公告)号：US20240300818A1

公开(公告)日：2024-09-12

申请号：US18661712

申请日：2024-05-13

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Xieji Lin ,  Rui Shen ,  Libing He

IPC: C01B32/205

CPC classification number: C01B32/205 ,  C01P2004/51 ,  C01P2004/61 ,  C01P2006/10 ,  C01P2006/11 ,  C01P2006/12 ,  C01P2006/40

Abstract: The present application discloses an artificial graphite, a preparation method therefor and the use thereof. A method for preparing an artificial graphite of an embodiment of the present application comprises the following step: subjecting a graphite raw material to a heat treatment to obtain the artificial graphite, wherein an environmental atmosphere for the heat treatment is at least one gas of air and carbon dioxide or a mixed gas of at least one gas of air and carbon dioxide and a chemically inert gas; and during the heat treatment, the graphite raw material is in a static state. The method realizes at least modifying a surface of the graphite raw material by controlling the heat treatment conditions for the graphite raw material, such that the prepared artificial graphite has an appropriately low compaction rebound capacity, a high and stable compacted density, and a good cycling performance.

公开(公告)号：US20240300746A1

公开(公告)日：2024-09-12

申请号：US18662764

申请日：2024-05-13

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Meng ZHAO ,  Huihui HE ,  Hongqi MING ,  Fanke CHEN

IPC: B65G35/06 ,  B65G43/00 ,  H01M10/04

CPC classification number: B65G35/06 ,  B65G43/00 ,  H01M10/0404 ,  B65G2811/09

Abstract: A positioning apparatus includes: a rotating member arranged on a base, a bearing member arranged on the base through the rotating member, a first driving mechanism used for applying a force to the bearing member from a first side of the bearing member, and a second driving mechanism used for applying a force to the bearing member from a second side of the bearing member. When the bearing member is subjected to force, a force is applied to the rotating member, and the rotating member rotates in situ to drive the bearing member to move. The bearing member is configured to, when moving to a first preset position, bear an energy storage cabinet in the production process of an energy storage production line of batteries.

公开(公告)号：US20240300597A1

公开(公告)日：2024-09-12

申请号：US18666356

申请日：2024-05-16

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Hao WANG ,  Yongjie LI ,  Kai WU

IPC: B62D65/18 ,  B62D65/02

CPC classification number: B62D65/18 ,  B62D65/024

Abstract: A vehicle includes an electric chassis and a vehicle body to be assembled, and the vehicle body is configured to be connected to the electric chassis. A vehicle final assembly line includes: an automatic guided vehicle AGV, configured to convey the electric chassis to a marriage station; and a vehicle body positioning device, configured to position the vehicle body on the electric chassis to connect the vehicle body to the electric chassis at the marriage station. The AGV is further configured to: convey the vehicle body and the electric chassis that are connected to each other to a plurality of assembly stations in sequence so as to complete assembly of the vehicle at the plurality of assembly stations. The vehicle final assembly line further includes an end-of-line device, configured to separate the assembled vehicle from the AGV at the end-of-line station, to cause the assembled vehicle to leave the line.

公开(公告)号：US12085335B2

公开(公告)日：2024-09-10

申请号：US18201647

申请日：2023-05-24

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Yinxiang Lin ,  Peng Jin ,  Chao Guo ,  Nengwu Liao ,  Lijun Li ,  Xuefeng Kang

IPC: F26B3/04 ,  F26B25/06 ,  H01M4/04

CPC classification number: F26B3/04 ,  F26B25/06 ,  H01M4/0409 ,  H01M4/0471

Abstract: The present application provides an oven drying apparatus and a coating device. The oven drying apparatus comprises an oven drying chamber and a heating assembly. The oven drying chamber is equipped with a first oven drying side having a plurality of first air inlet portions for fluid medium to enter the oven drying chamber. The heating assembly is disposed on the first oven drying side. The first oven drying side is further provided with at least one air return portion provided between two adjacent first air inlet portions, and the air return portion being configured for fluid medium in the oven drying chamber to be discharged from the oven drying chamber. The arrangement of an air return portion between two first air inlet portions can discharge fluid medium between the two first air inlet portions and take away the heat, thus avoiding accumulation of heat between the two first air inlet portions.

公开(公告)号：US20240297419A1

公开(公告)日：2024-09-05

申请号：US18665584

申请日：2024-05-16

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Chunpeng Yu ,  Quanguo Li ,  Qian Liu ,  Yonghuang Ye ,  Dejun Xiao

IPC: H01M50/533 ,  H01M10/04 ,  H01M50/249 ,  H01M50/538 ,  H01M50/553 ,  H01M50/593

CPC classification number: H01M50/533 ,  H01M10/0431 ,  H01M50/249 ,  H01M50/538 ,  H01M50/553 ,  H01M50/593

Abstract: Provided are an electric device, a battery, and a battery unit and a manufacturing method. The battery unit includes a housing, electrode terminals, multiple battery cells, and current collecting members. The electrode terminals are provided at the top of the housing. The multiple battery cells are accommodated within the housing. At least two of the battery cells have different heights, and the current collecting members are provided within an accommodation space formed by a main body of a shortest battery cell and the top of the housing. The battery includes the foregoing battery unit. The electric device includes the foregoing battery. The manufacturing method of the battery unit includes providing current collecting members within an accommodation space formed by a main body of a shortest battery cell and the top of the housing. The electric device, battery, and battery unit and manufacturing method thereof improve space utilization and energy density.

公开(公告)号：US12080908B2

公开(公告)日：2024-09-03

申请号：US17564108

申请日：2021-12-28

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Siying Huang ,  Quankun Li ,  Shiyao Zhang ,  Jinmei Xu ,  Fenggang Zhao ,  Peng Wang

IPC: H01M50/271 ,  H01M50/143

CPC classification number: H01M50/271 ,  H01M50/143

Abstract: The present application relates to the field of an energy storage device, and more particularly, to a top cover assembly of a secondary battery, the secondary battery and an apparatus using a battery. The top cover assembly includes: a top cover sheet provided with an explosion-proof hole; an explosion-proof sheet, a position of the explosion-proof sheet corresponding to the explosion hole; and a fixing member, at least part of the fixing member being located between the top cover sheet and the explosion-proof sheet and connecting the top cover sheet and the explosion-proof sheet; where one of the explosion-proof hole and the fixing member is provided with a protrusion and the other is provided with a first groove, and the protrusion and the first groove are fixed.

公开(公告)号：US20240291297A1

公开(公告)日：2024-08-29

申请号：US18655367

申请日：2024-05-06

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Xiyang ZUO ,  Xiao WANG ,  Xiangtao LI ,  Bao LI

IPC: H02J7/00 ,  B60L53/20 ,  B60L53/62

CPC classification number: H02J7/00306 ,  B60L53/20 ,  B60L53/62 ,  H02J7/0013 ,  H02J7/0048 ,  H02J7/00712 ,  B60L2210/10 ,  H02J2207/20

Abstract: The present application provides a method and a device for charging and discharging a battery system, the battery system and an electric vehicle. The battery system includes a low-voltage battery and a high-voltage battery, the high-voltage battery and the low-voltage battery are both configured to be connected with a load. The method for charging and discharging the battery system includes steps of obtaining a first power of the load when the load is in operation; obtaining a first SOC value of the low-voltage battery and a second SOC value of the high-voltage battery; and controlling charge-and-discharge processes of the high-voltage battery and the low-voltage battery according to the first power, the first SOC value and the second SOC value.

公开(公告)号：US20240291118A1

公开(公告)日：2024-08-29

申请号：US18649394

申请日：2024-04-29

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Manman WANG ,  Feng LIU ,  Xiaoming GE

IPC: H01M50/536 ,  B23K20/10 ,  H01M4/02 ,  H01M4/04 ,  H01M4/66 ,  H01M4/80 ,  H01M50/534

CPC classification number: H01M50/536 ,  B23K20/103 ,  H01M4/0435 ,  H01M4/661 ,  H01M4/808 ,  H01M50/534 ,  H01M2004/021 ,  H01M2004/027 ,  H01M2220/20

Abstract: This application provides a negative electrode plate and a method for preparing same. In the method, a metal foil is connected to a foamed metal current collector by roll welding, so as to form the negative electrode plate. The metal foil forms a tab of the negative electrode plate, and the foamed metal current collector includes a foamed metal layer of a porosity of 60% to 99%, and optionally 80% to 85%. The method reduces or avoids flying metal chips and cold solder joints, and improves mechanical strength and electrical conductivity of the electrode plate. This application also provides a negative electrode plate prepared by the method, a secondary battery containing the negative electrode plate, and an electrical device.