A battery cell, a battery, and an electrical apparatus are described. The battery cell includes a case; an electrode assembly, the electrode assembly being provided with a tab; and a current collector plate including a first connecting plate and a second c...

Provided is an electrode composite that may include a current collector including a high-porous region and a low-porous region, and an electrode tab electrically connected to the high-porous region. The high-porous region may be adjacent to the low-porous ...

A method of forming a shaped electrode film and products thereof, are described. The electrode film having a shaped edge may aid in the core circularity of electrode assemblies, which may improve the structural stability of energy storage devices with mini...

Embodiments of this application provide a current collecting component, a battery cell, a battery, and an electric device, pertaining to the field of battery technologies. The battery cell has two output poles with opposite polarities for outputting electr...

Provided are an end cover assembly, a battery cell, a battery module, and an electric device. The end cover assembly includes: a first end cover including a first plastic member provided with a first mounting portion and a first current collector provided ...

An electrode sheet, a battery cell, and a battery are provided. The electrode sheet includes an electrode sheet body. The electrode sheet body includes a first side edge and a second side edge connected. A connection position between the first side edge an...

A negative current collector includes a base, which is fixed to a cover of a battery and is electrically connected to a negative external terminal, and a leg which projects from the base and is electrically connected to a negative electrode in a power gene...

A battery grid includes a frame that includes a top element, a bottom element, a first side element, and a second side element. The battery grid also includes a plurality of wires provided within the frame and defining a plurality of open areas and a curre...

A rod-shaped coupler (72) for connecting a current collector (70) to a terminal pin (88), is described. The coupler is secured to the entire width of the current collector, preferably the cathode (64) in a cell of a case negative design, and is generally a...

The battery (1) has a housing (3,4,5) with at least one current terminal, which is provided by an elongate cylindrical hollow space (17,18) projecting into the interior of the battery housing, allowing the battery to be fitted to a holder provided with at ...