A battery pack includes a battery module assembly having at least one battery cell, a pack case configured to accommodate the battery module assembly, and a barrier unit provided on at least one side of the pack case, configured to discharge a vent gas in ...

A battery module includes: a plurality of battery cells stacked in a Y axis direction; a cover body that covers the plurality of battery cells in a Z axis direction; and a duct. The duct has: a cylindrical portion to which a hose can be fitted, the cylindr...

A battery module includes: a duct extending in a Y axis direction in which a plurality of battery cells are stacked, to form a flow space; and an attachment-target member to which the duct is attached. The attachment-target member has a first wall portion ...

The name of this utility model is a lead-acid battery cover with compact double-hole venting structure. It belongs to battery technology field. It aims at solving the problems of existing battery cover - poor venting, and long flow path, causing acid spill...

The invention relates to a stopper assembly for gas-tight closure of a cell opening (2) of an accumulator. In order to provide a stopper assembly that prevents leakage of acid even when an accumulator is tilted or rotated, while simultaneously allowing suf...

The invention relates to a multicell accumulator with a housing and a housing cover that seals the housing in a gas-tight manner, consisting of an upper and lower cover (1, 2), wherein between the upper and lower cover (1, 2) with the formation of a plural...

The accumulator has a housing for several cells and a block cover for closing the housing with base (1) and closure (2) covers and a central degassing arrangement. Each cell has a degassing valve in its degassing opening with an outlet opening connected to...