H01M2/00

Energy storage apparatus

An energy storage apparatus includes: an energy storage device group including a plurality of energy storage devices arranged in a row in a first direction and a holder that holds the energy storage device group, the group includes two end energy storage devices at both ends of the group; the holder includes a support portion that supports at least one of the energy storage devices arranged between the two end energy storage devices.

Storage cell and power storage device in which same is used

A storage cell includes a battery module including a plurality of unit cells; a case for housing the battery module; and a connector installed on a side-wall of the case and electrically connected to the unit cells constituting the battery module. By providing a part of the case with a cut-away portion, a connector housing space is formed. The connector protrudes from a cut-away side-wall that defines a connector housing space and is located in the connector housing space.

Battery cell having improved insulation performance of electrode lead while having excellent manufacturing processability based on standardized structure and battery pack including the same
10529959 · 2020-01-07 · ·

A battery cell has a structure in which outer peripheral portions of a battery case are sealed by thermal bonding in a state in which an electrode assembly is mounted together with an electrolyte in a battery case made of a laminate sheet, wherein a pair of electrode leads of the electrode assembly protrude outward from the battery case, and an insulating member is attached to each of the electrode leads in an area of at least 60% of a total area of the electrode leads that protrude outwardly.

Battery module having improved safety and operational lifespan
10522804 · 2019-12-31 · ·

The present disclosure discloses a battery module capable of preventing a battery cell from being damaged by vibration or impact. The battery module according to the present disclosure is characterized such that it includes a battery cell, a first cover disposed adjacent to the battery cell to cover one surface of the battery cell, and a first elastic member having elasticity, which is interposed between the battery cell and the first cover.

Battery monitoring device
10522810 · 2019-12-31 · ·

A battery monitoring device includes a plurality of voltage detection line, each of which configured to be electrically connected to an electrode of a respective one of a plurality of unit batteries in a battery assembly, the battery assembly being constituted by the unit batteries, a plurality of electronic circuits, each of which configured to be connected to a respective one of the voltage detection lines and to detect a voltage of a corresponding one of the unit batteries, a plurality of voltage detection substrates configured to be mounted to the unit batteries respectively, wherein each of the voltage detection lines and each of the electronic circuits are mounted on a respective one of the voltage detection substrates, and a communication line that connects the plurality of voltage detection substrates and a battery control unit.

Micro-battery using glass package

A pre-cut glass body is employed as a separator between an anode current collector and a cathode current collector of a micro-battery. The use of a pre-cut glass body in micro-battery applications provides excellent insulation for the micro-battery and can also result in enhanced battery reliability and lifetime.

Metal-air battery having cylindrical structure

A metal-air battery includes a unit cell wound into a roll. The unit cell includes a negative-electrode metal layer having a first surface located in a circumferential direction of the roll and a second surface facing the first surface and located in the circumferential direction of the roll; a first electrolyte film and a first positive-electrode layer sequentially disposed on the first surface of the negative-electrode metal layer; and a second electrolyte film and a second positive-electrode layer sequentially disposed on the second surface of the negative-electrode metal layer. The unit cell is wound in a way such that the first positive-electrode layer and the second positive-electrode layer face each other.

Rechargeable battery having corner folding portion
10490781 · 2019-11-26 · ·

A rechargeable battery includes: an electrode assembly; and a pouch case including a receiving portion accommodating the electrode assembly, and an edge portion at an outer side of the receiving portion, the edge portion including a first bent portion extending in a length direction of the edge portion, a second bent portion extending in a length direction of the edge portion, the first bent portion being bent relative to the second bent portion, and a bent corner folding portion at a corner of the edge portion.

Battery cover removal tool integral to a device
10476055 · 2019-11-12 · ·

A first apparatus includes a mobile battery powered device comprising a battery cover. The battery cover includes a socket recess. The apparatus includes a mating tool for the socket recess. The mating tool is integral to the mobile battery powered device. The mating tool and socket recess correspond in size and shape.

Battery case of electronic device

A battery case of an electronic device includes a housing, a first conductor and a second conductor. The housing includes a first side wall, a second side wall, a bottom part, a first blocking part and a second blocking part. The bottom part is connected between the first side wall and the second side wall to define an accommodation space, for accommodating a battery having a main body arranged with first and second electrodes respectively on two opposite ends of the main body. The first blocking part is protruded from the first side wall and extended toward the second side wall. The second blocking part is protruded from the second side wall and extended toward the first side wall. The first conductor is arranged on the first side wall for contacting the first electrode. The second conductor is arranged on the second side wall for contacting the second electrode.