The method for manufacturing a secondary battery according to various embodiments may comprise the steps of: preparing at least one pouch sheet having a masking tape attached thereto; placing an electrode assembly inside a battery case formed by overlappin...

A structure for sealing a liquid injection port of a battery cell may include a can with one open end; an electrode assembly accommodated in the can; a cap covering the open end of the can; a liquid injection port provided at the cap; and a closing member ...

A battery shell, a battery cell and a large-capacity battery, which mainly solve the problem of poor performance of existing large-capacity batteries. The battery shell is provided with a first through hole and is also provided with a pipeline covering the...

A vehicle, a coolant system for a vehicle, and a method for assembling a coolant system are provided. A method includes providing a cooling plate formed with an external surface surrounding a port, and with an internal channel in communication with the por...

A double-sealed battery top cover assembly, which includes an upper cover, a terminal post, a sealing ring, an upper insulating part, a riveting block, and a sealant. The bottom of the terminal post is provided with a mounting plate, the upper insulating p...

A traction battery pack port assembly includes an inner spigot that is securable in an installed position relative to an enclosure. The inner spigot is connectable to a battery pack conduit at a position inside the enclosure when the inner spigot is in the...

A secondary battery includes a case including an accommodation part and having a width direction (X-axis direction) and a height direction (Y-axis direction) defined, an electrode assembly accommodated in the accommodation part, a first current collecting ...

A main object of the present disclosure is to provide a method for producing a layered battery with which a layered battery with high structural reliability can be produced. The present disclosure achieves the object by providing the method including: a pr...