Lg Energy Solution, Ltd.

Samsung Electronics Co., Ltd.

Lg Chem, Ltd

Kyu-Hyun Choi

Ho-June Chi

Jin-Hak Kong

Pil-Kyu Park

Je-Jun Lee

Do-Gyun Kim

Duk-Hyun Ryu

Jae-Won Lim

Jong-Sik Park

Kwan-Hee Lee

Kwang-Su Hwangbo

Byoung-Gu Lee

Min-Ki Jo

Su-Ji Choi

Jae-Eun Lee

Yu-Sung Choe

Geon-Woo Min

Hak-Kyun Kim

Jae-Woong Kim

Bo-Hyun Kang

Hae-Jin Lim

Soon-O Lee

Ji-Min Jung

Dong-Joo Bae

Yong-Seok Choi

Jung-Hwan Lee

Tae-Sung Jung

Jee-Soon Choi

Pil-kyu Park

Won-Shik Baek

Su-Hang Lee

Han-Sol Lee

Heyung-Sub Lee

Choong-Kun Kwak

Jung-Ryul Lee

Hyun -Kun Byun

Jae-Wong Kim

A battery includes an electrode assembly including a first electrode, a second electrode, and a separator between the first electrode and second electrode, a first portion including an active material extending between a pair of first sides, and a second portion extending between the pair of first sides and exposed beyond the separator, at least a part of the second portion includes an electrode tab; a battery housing having a first end with a first opening, a second end opposite the first end, and an inner surface, the battery housing accommodating the electrode assembly; a first current collector including a tab coupling portion coupled to the second portion of the first electrode and a housing coupling portion extending from the tab coupling portion and electrically coupled to the inner surface of the battery housing; and a cap covering the first opening of the battery housing.

Battery and current collector applied thereto, and battery pack and vehicle including the battery

The riveting structure of an electrode terminal for a battery includes a battery housing having a bottom; an electrode terminal riveted through a hole formed in the bottom of the battery housing; and a gasket between the electrode terminal and the battery housing. Also, the electrode terminal includes a body portion inserted into the hole; an outer flange portion extending along an outer surface of the bottom of the battery housing from a first side of the body portion exposed through the outer surface; an inner flange portion extending toward an inner surface of the bottom of the battery housing from a second side of the body portion exposed through the inner surface; and a flat portion on the second side of the body portion.

Riveting structure of electrode terminal, and cylindrical battery cell, battery pack and vehicle including the same

A battery having an electrode assembly including a first electrode, a second electrode, and a separator between the first and the second electrode, the first electrode having a first portion including an active material extending between a pair of first sides, and a second portion extending between the pair of first sides and exposed beyond the separator, and at least part of the second portion includes an electrode tab; a battery housing having a first opening at a first end and a second end opposite the first end, the battery housing accommodating the electrode assembly; and a first current collector including a support portion on the electrode assembly, a first tab coupling portion extending from the support portion and coupled with the second portion of the first electrode and a first housing coupling portion extending from the support portion and electrically coupled onto an inner surface of the battery housing.

An electrode assembly, a battery, and a battery pack and a vehicle including the same are provided. In the electrode assembly, a first electrode, a second electrode, and a separator interposed therebetween are wound based on an axis to define a core and an outer circumference. The first electrode includes a first portion coated with an active material and a second portion at a first side and adjacent the first portion, the second portion being exposed beyond the separator along a first axial direction of the electrode assembly. A part of the second portion is bent in a radial direction of the electrode assembly forming a first surface region including stacked layers of the second portion, and in a partial region of the first surface region, a number of the stacked layers of the second portion is 10 or more in the in the first axial direction.

Electrode assembly, battery, and battery pack and vehicle including the same

A battery includes an electrode assembly including a first electrode, second electrode, and a separator between the first electrode and the second electrode, the first electrode including a first region coated with an active material and a second region at a first side and adjacent to the first region, the second region being exposed beyond the separator, and at least part of the second region is an electrode tab; a housing including a first end with a first opening, the housing accommodating the electrode assembly; a first current collector including an edge portion on the electrode assembly, a second region coupling portion extending from the edge portion and coupled with the second region, and a terminal coupling portion spaced apart from the second region coupling portion; and a terminal coupled with the terminal coupling portion.

Battery and current collector applied thereto, and battery pack and vehicle including the same

A battery can include an electrode assembly, a battery housing, a terminal and a cap. The electrode assembly can have a first electrode, a second electrode and a separator between the first electrode and the second electrode. Each of the first electrode and the second electrode can have a first portion including an active material corresponding to the separator, and a second portion exposed beyond the separator and not coated with the active material. The battery housing can have a first end with a first opening and a second end with a second opening opposite the first end. The terminal can be electrically connected to the second portion of the first electrode and exposed out of the battery housing through the first opening of the battery housing at the first end.

Battery, and battery pack and vehicle including the same

A battery can include an electrode assembly including a first electrode, a second electrode, and a separator between the first electrode and the second electrode. The first electrode can have a pair of first sides and a pair of second sides extending between the pair of first sides, a first portion including an active material extending between the pair of first sides, and a second portion extending between the pair of first sides and exposed beyond the separator along a winding direction. The battery can further include a battery housing having a first opening at a first end and a second end with a second opening opposite the first end, a first current collector including a support portion positioned on the electrode assembly, and a housing cover which seals the first opening.

A battery, includes an electrode assembly having a first electrode, a second electrode and a separator, wherein each of the first electrode and the second electrode has a first portion including an active material corresponding to the separator, and a second portion exposed beyond the separator and not coated with the active material; a battery housing having a first end with a first opening and a second end with a second opening opposite the first end, the battery housing accommodating the electrode assembly through the second opening at the second end and electrically connected to the second portion of the second electrode; a terminal electrically connected to the second portion of the first electrode and exposed out of the battery housing through the first opening of the battery housing at the first end; and a cap covering and sealing the second opening at the second end of the battery housing.

A battery can include an electrode assembly having a first electrode, a second electrode and a separator. The first electrode can include a first active material region coated with an active material layer along a winding direction and a first uncoated region not coated with the active material layer, and at least part of the first uncoated region used as an electrode tab. The battery can further include a first current collector coupled to at least part of the first uncoated region on the electrode assembly, a battery housing to accommodate the electrode assembly and the first current collector, and an insulator between an inner surface of the battery housing facing the first uncoated region or the first current collector and the first uncoated region or the first current collector to block the electrical connection between the first uncoated region and the battery housing.

Battery, and battery pack and vehicle comprising the same

An electrode assembly includes a first electrode; a second electrode; and a separator, the first electrode, the second electrode, and the separator wound about an axis defining a core and an outer circumference of the electrode assembly. The first electrode has a pair of first sides and a pair of second sides, a first portion extending between the pair of first sides, and a second portion extending between the pair of first sides, the first portion being coated with an active material, and at least a part of the second portion includes an electrode tab. The second portion includes a first part adjacent to the core of the electrode assembly, a second part adjacent to the outer circumference of the electrode assembly, and a third part between the first part and the second part. The first or second part has a smaller height than the third part.

Disclosed is a battery pack, which may effectively prevent a bending phenomenon caused by a load while ensuring excellent assembling and compatibility and light weight, and a vehicle including the battery pack. The battery pack includes: a plurality of battery modules including at least one secondary battery accommodated in a module case and a side surface coupling unit provided at an outer side portion of the module case, the plurality of battery modules being arranged in a lateral direction so that side surfaces thereof face each other with intervals therebetween; and a fixing member having an interposing portion interposed between side surfaces of two adjacent battery modules and coupled to the side surface coupling units of the two adjacent battery modules so that two or more battery modules are coupled and fixed.

Battery pack including a fixing member

Provided is a battery module that is simple, compact and sure to improve the mechanical performance against cell pressing, swelling and impacts and a method for fabricating the same. The battery module according to the present disclosure includes two or more pouch-type battery cells, and a hollow quadrilateral monoframe in which the battery cells are received, wherein the monoframe has a first opening and a second opening that are open to two sides in lengthwise direction of the battery cells, wherein a cushion bag is provided in close contact between the battery cells and the monoframe.

Battery module and method for fabricating the same

A semiconductor a semiconductor memory device including a plurality of normal blocks containing only normal memory cells without a redundant memory cell and a redundant block containing only redundant memory cells. The device comprises a plurality of normal blocks each having a plurality of normal row and column lines each connected with a plurality of normal memory cells; a redundant block having a plurality of redundant row and column lines each connected with a plurality of redundant memory cells; block decoder for selecting one of the normal blocks in response to first address signals; a redundant column decoder being programmed to select redundant columns replacing normal columns which are containing defective normal memory cells according to the output signals of the block decoder and second address signals, the decoder producing redundant operation signals when a defective normal memory cell is addressed; a redundant clock generator for producing a redundant control clock in response to the redundant operation signals; and a plurality of normal column decoders associated with the normal columns in the respective normal blocks, whereby the decoders all are disabled by the redundant control clock when a defective normal memory cell is addressed, and one of the decoders is enabled by the output signals of the block decoder for selecting a normal column line addressed by the second address signals when a defect-free normal memory cell is addressed.

Growing community of inventors

Daejeon, South Korea

Kyu-Hyun Choi