A battery system, in particular for an aircraft, having a housing, which is sealed gas-tight, and a cell block, which is formed from a plurality of battery cells connected electrically and mechanically by contact plates. The housing can be connected to a vacuum pump in order to generate vacuum within the housing and a vacuum prevails within the housing, wherein at least one housing side wall of the housing is flexible enough that the housing side wall is tensioned together with the cell block by the vacuum acting within the housing. A vehicle, in particular an aircraft, may be electrified, at least in part, by such a battery system.

A battery module includes: a cell assembly including a plurality of battery cells and a cell housing in which the plurality of battery cells are accommodated; and a battery management system (BMS) assembly including a BMS circuit board, a BMS cover accommodating the BMS circuit board, and at least one temperature sensor module connected to the BMS circuit board and fixedly mounted on a rear surface of the BMS cover, the BMS assembly being mountably and detachably provided on a side surface of the cell housing, and the temperature sensor module contacts one of the plurality of battery cells.

A battery module includes: a cell assembly including a plurality of battery cells and a cell housing in which the plurality of battery cells are accommodated; and a battery management system (BMS) assembly including a BMS circuit board, a BMS cover accommodating the BMS circuit board, and at least one temperature sensor module connected to the BMS circuit board and fixedly mounted on a rear surface of the BMS cover, the BMS assembly being mountably and detachably provided on a side surface of the cell housing, and the temperature sensor module contacts one of the plurality of battery cells.

The present disclosure provides a battery module including a center cartridge assembly, on which a plurality of battery cells are arrayed and seated, including a cooling plate inner installed therein and configured to cool a part of each of the battery cells, a side cooling cover assembly which is coupled to two sides of the center cartridge assembly to protect the battery cells seated on the center cartridge assembly and includes a cooling plate outer attached thereto and configured to cool a part of each of the battery cells, and a busbar housing assembly which is coupled to an upper portion of the center cartridge assembly and includes one or more output busbars installed thereon and configured to be electrically connected to an electrode exposed at an upper portion of each of the battery cells.

A battery may include at least two battery cells and at least two electrical cell contacts for picking up a monitoring signal. The battery may include a main board arranged spaced apart from the battery cells. The main board may include at least two electrical board contacts. The main board may include at least one electronic component configured to process the monitoring signal. The battery may include a flexible conductor track for electrically connecting each cell contact with an associated board contact. The conductor track may include (i) a cell portion connected to the cell contacts and (ii) a board portion connected to the board contacts. The conductor track may include at least two electrical conductors connected to one of the cell contacts and the associated board contact. The battery may include a support plate supporting the board portion of the main board.

A battery may include at least two battery cells and at least two electrical cell contacts for picking up a monitoring signal. The battery may include a main board arranged spaced apart from the battery cells. The main board may include at least two electrical board contacts. The main board may include at least one electronic component configured to process the monitoring signal. The battery may include a flexible conductor track for electrically connecting each cell contact with an associated board contact. The conductor track may include (i) a cell portion connected to the cell contacts and (ii) a board portion connected to the board contacts. The conductor track may include at least two electrical conductors connected to one of the cell contacts and the associated board contact. The battery may include a support plate supporting the board portion of the main board.

The present disclosure provides a lithium-ion battery with the configuration where optical signals are output from the light-emitting parts of each unit cell that constitutes the assembled battery, wherein the complexity of wiring can be reduced, and the allowable amount of misalignment can be increased. In a lithium-ion battery (1) in which an assembled battery (50) configured by a plurality of laminated unit cells (30) is accommodated in an outer package (70), each of the unit cell is provided with a light-emitting part (20) that emits light based on the characteristics of the unit cell concerned to output an optical signal, and an optical waveguide (light guide plate) (60) is arranged adjacent or close to a light-emitting surface of the light-emitting part to be a common transmission path of the optical signal from the light-emitting part of the plurality of unit cells.

The present invention relates to an electric toothbrush that includes a head part and a handle part having a shape connectable to the head part and supplying a driving voltage to the head part according to a user's control. The head part may include a toothbrush head formed with a plurality of bristle holes where toothbrush bristles are disposed and a first through hole and a second through hole spaced apart from each other, a head body extending from the toothbrush head and having an inner passage connected to the first through hole and the second through hole, a head cover which closes the inner passage of the head body, and a first electrode rod and a second electrode rod inserted through the inner passage of the head body, whose one ends being positioned in the first through hole and the second through hole, respectively, and the other ends being exposed to the outside through the head cover, respectively.

The present invention relates to an electric toothbrush that includes a head part and a handle part having a shape connectable to the head part and supplying a driving voltage to the head part according to a user's control. The head part may include a toothbrush head formed with a plurality of bristle holes where toothbrush bristles are disposed and a first through hole and a second through hole spaced apart from each other, a head body extending from the toothbrush head and having an inner passage connected to the first through hole and the second through hole, a head cover which closes the inner passage of the head body, and a first electrode rod and a second electrode rod inserted through the inner passage of the head body, whose one ends being positioned in the first through hole and the second through hole, respectively, and the other ends being exposed to the outside through the head cover, respectively.

One embodiment of the disclosure provides a rechargeable battery including a shell, a circuit board assembly, a core and an electrode assembly. The shell has a first outer surface. The circuit board assembly is disposed in the shell. The core is disposed in the shell and electrically connected to the circuit board assembly. The electrode assembly is disposed on the first outer surface of the shell and electrically connected to the circuit board assembly. The circuit board assembly is not located between the core and the first outer surface.