Lg Energy Solution, Ltd.

Young-Kyu Lee

Young-Su Son

Bum-Jick Lee

Jae-Young Jang

Ji-Myong An

Hyoung-Chul Yoon

Jae-Kuk Kwon

Hyuk-Joon Son

Sang-Jin Kim

Disclosed is a battery module and a battery pack with improved durability. The battery module includes a plurality of cylindrical battery cells each respectively having electrode terminals; a module case having an accommodation portion in which the plurality of cylindrical battery cells are accommodated; a bus bar including a plate-shaped and electrically conductive body portion, and a connection portion configured to contact the electrode terminals to electrically connect the plurality of cylindrical battery cells to each other; an electrically insulating insulation sheet covering an outer side of the bus bar, the insulation sheet having an exposure hole through which at least a part of the bus bar is exposed to an outside; and an electrically insulating adhesive on the at least a part of the bus bar exposed to the outside through the exposure hole of the insulation sheet.

Battery module, battery pack and vehicle

Disclosed is a battery pack having improved waterproofing performance. The battery pack includes a plurality of secondary batteries; a connector including a connection terminal configured to receive electricity from an external device or to supply power to an outside of the battery pack, and an electrically insulating body surrounding a portion of the connection terminal; a pack housing having an inner space in which the plurality of secondary batteries are accommodated and having an insert hole so that at least a part of the body of the connector is inserted therein; and a connector gasket interposed between the insert hole and the connector and having a portion that is bent at least once in one direction, the connector gasket being at least partially compressed and fixed by inserting the connector into the insert hole.

Battery pack, electronic device and vehicle

A battery pack is provided including at least one rechargeable secondary battery; a battery frame having a battery accommodation portion configured to accommodate the at least one secondary battery; a packaging member provided in the form of an adhesion sheet having an adhesive surface formed at one surface thereof, the packaging member including a body portion fixedly adhered to an upper portion of the secondary battery accommodated in the battery frame and a fixing portion bent and extended downward from the body portion and having the adhesive surface fixedly adhered to an outer surface of an outermost edge of the battery frame; and an anti-noise member attached to at least one portion of the adhesive surface of the packaging member.

Battery pack comprising battery frame

Disclosed is a serial-to-parallel converting apparatus. The serial-to-parallel converting apparatus includes: an input plate connected to positive electrodes and negative electrodes of a plurality of battery cells, respectively: an output plate spaced apart from the input plate and connected to an external terminal; a rotary plate rotatably interposed between the input plate and the output plate to electrically connect the input plate and the output plate, the rotary plate being configured to convert serial connection and parallel connection of the plurality of battery cells by rotating; and a case configured to accommodate the input plate, the output plate and the rotary plate.

Growing community of inventors

Daejeon, South Korea

Young-Kyu Lee