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Matches 1 - 50 out of 136,443

Document Document Title
WO/2021/088570A1
A battery pack and an apparatus, relating to the technical field of energy storage devices. The battery pack comprises a first box body (1), the first box body (1) comprising a frame (12) and a cross beam (13), the cross beam (13) being ...  
WO/2021/088221A1
A button battery and an electronic device. The battery comprises: a battery cell (13); at least one tab (141, 142), one end of the at least one tab (141, 142) being connected to a current collector of the battery cell (13); and a housing...  
WO/2021/091064A1
The present invention relates to a secondary battery which has a groove formed on the inner surface of a bent portion of a can, and thus is easy to bend and can reduce the springback phenomenon. According to one embodiment of the present...  
WO/2021/091058A1
Disclosed is a battery module with a reduced risk of secondary ignition or explosion. To achieve the above objective, the battery module according to the present invention comprises: a plurality of cell assemblies having a plurality of s...  
WO/2021/087535A1
The present invention relates to a method for manufacturing a single-layer or multi-layer porous film, said method comprising the following steps: a) providing a flowable first base mixture for a first film layer of the film, the first b...  
WO/2021/091448A1
The invention relates to a battery box arrangement (2) for a vehicle (1), the arrangement comprising: a battery box (20) configured to comprise at least one electric battery (14); at least one elongated beam element (22, 23) connected to...  
WO/2021/091081A1
The present invention relates to a metal plate for resistance welding and a resistance welding method using same. More specifically, the present invention relates to a metal plate for resistance welding and a resistance welding method us...  
WO/2021/087416A1
Cathode composition including a core cathode body composed of nickel oxide crystallite particles and a surface cathode coating layer contacting and at least partially surrounding an outer surface of the core cathode body. The surface cat...  
WO/2021/082295A1
A battery module (M2), a battery pack (M), a device (D), and a failure processing method, the battery module comprises a plurality of battery cells (1) connected in series, the plurality of battery cells include failed battery cells (13)...  
WO/2021/085664A1
The present invention relates to a secondary battery having an electrode assembly contained in a pouch, the electrode assembly having positive-electrode tabs, positive electrodes of which are connected to each other, and having negative-...  
WO/2021/084877A1
A lead-acid battery according to the present invention comprises a positive electrode plate, a negative electrode plate, and a separator interposed between the positive electrode plate and the negative electrode plate. The positive elect...  
WO/2021/082758A1
The present application relates to a top cover assembly, a secondary battery, a battery module, and a device. The top cover assembly comprises: a top cover plate, which is provided with an electrode lead-out hole; an electrode terminal, ...  
WO/2021/082145A1
Disclosed is a storage battery box. The storage battery box comprises a box body and an upper cover. The inside of the box body is divided into a plurality of pole group unit cells by means of partition plates; one end, that is positione...  
WO/2021/083782A1
The invention relates to a storage device (2) for storing electric energy for a motor vehicle, comprising a storage housing (4) that has a receiving area (6), in which multiple storage cells (7) for storing electric energy are received, ...  
WO/2021/082789A1
The present application relates to a battery pack and an electric tool system, comprising a battery cell assembly which is provided with a plurality of battery cells that are electrically connected to one another, a housing which forms a...  
WO/2021/086810A1
A compressible battery separator is provided with capabilities to accommodate varying spacing between electrodes in a lead acid battery. Battery separators, cells, batteries, systems, and methods of manufacture and methods of use are dis...  
WO/2021/085807A1
A rechargeable battery according to one embodiment of the present invention comprises: an electrode assembly that is wound around a rotation axis; a case having an inner space for accommodating the electrode assembly, and having an openi...  
WO/2021/082218A1
The present application discloses a sealing assembly and a lithium ion battery. The sealing assembly comprises a cover plate, conductors and a sealing mechanism. Fixing members for fixing poles are provided on the cover plate, the fixing...  
WO/2021/081901A1
Insulating articles, assemblies and methods are provided. The insulating articles include a core layer (101,201) containing a plurality of non-meltable fibers; and at least one reinforcement layer (102, 202) disposed on the core layer (1...  
WO/2021/079525A1
A water refill plug for a storage battery includes a body portion having a main surface located outside the storage battery, and a float attached to the body portion. The body portion includes: a valve chamber provided inside the body po...  
WO/2021/080112A1
The present invention relates to a battery cell having an insulation performance, and a battery module including same. The battery cell comprises: a case for receiving an electrode assembly; electrode leads protruding from the case on th...  
WO/2021/079523A1
This water replenishment stopper comprises: a body part that has a channel for supplying water into a battery container and an inspection through-hole that communicates with the inside of the battery container, the body part being attach...  
WO/2021/080126A1
A battery module according to one embodiment of the present invention comprises: a battery cell stack in which a plurality of battery cells are stacked; a module frame housing the battery cell stack and having open front and rear surface...  
WO/2021/080124A1
A battery module according to an embodiment of the present invention comprises: a battery cell stack in which a plurality of battery cells are stacked; a module frame in which the battery cell stack is received, and a top portion of whic...  
WO/2021/078006A1
A wiring harness isolation plate assembly (1), a battery module (A), a battery pack and a device. The wiring harness isolation plate assembly (1) comprises: a plurality of isolation units (11), each comprising a busbar (112) and an insul...  
WO/2021/077564A1
A battery (100), a battery module, a battery pack (200), and an electric vehicle. The battery (100) comprises a housing (101) and a cell assembly disposed within the housing (101); the cell assembly comprises multiple polar core groups (...  
WO/2021/073441A1
A lithium ion battery composite diaphragm, comprising first particles and second particles, and a binder less than 5wt%. The lithium ion battery composite diaphragm is characterized in that: the first particles and the second particles h...  
WO/2021/073387A1
A battery pack (100) and a vehicle. The battery pack (100) comprises a container cover (12), a battery row (41), a protection member (42), and a restraining component (5). A first passage (P1) for guiding airflow to flow in a first direc...  
WO/2021/075690A1
A battery module according to an embodiment of the present invention comprises: a battery cell assembly comprising one or more battery cells; a cell block comprising a pair of terminal bus bars connected to the battery cell assembly so a...  
WO/2021/074323A1
A disconnection device, in particular for disconnecting two electrically connected electrochemical elements. The present invention also relates to a device for short-circuiting two electrodes of opposite polarity in an electrochemical el...  
WO/2021/074575A1
A battery pack (10) having a plurality of adjacent battery modules (12a-h) is described. Each battery module (12a-h) has a support (31) and a plurality of cell groups (13a-d) mounted on the support (31). Each cell group (13a-d) has a plu...  
WO/2021/074566A1
A battery module (110a-h) comprising a battery cell carrier (900), a plurality of battery cells (420), and a busbar (930) electrically connecting the plurality of battery cells (420) is described. The battery cell carrier (900) comprises...  
WO/2021/074571A1
A battery module (110a-h) having at least one cell group (220a-d) and a current collector (510a-d) is described. The cell group (220a-d) has an array of cells (420). The array has a plurality of sub-groups (410a-d) of cells (420), each o...  
WO/2021/075689A1
A battery module of the present disclosure comprises: a cell assembly including at least one battery cell; a busbar assembly including a terminal busbar electrically connected to an electrode lead of the cell assembly, and a busbar frame...  
WO/2021/072726A1
A lithium ion battery module for an electric forklift truck, and a power supply box, which belong to the technical field of lithium ion batteries. The battery module comprises a housing and a battery pack in the housing; the battery pack...  
WO/2021/073430A1
A battery pack and a vehicle. The battery pack comprises a first separator (31), a battery row (41), and a protection member (43). The first separator (31) is located between two adjacent batteries (411) along a first direction (W) in th...  
WO/2021/075733A1
A battery cell according to an embodiment of the present invention comprises: a battery case; an electrode assembly received within the battery case; an electrode lead electrically connected to the electrode assembly and protruding out o...  
WO/2021/075688A1
A battery module according to an embodiment of the present invention comprises: a battery cell assembly comprising one or more battery cells; a rectangular pipe-shaped module frame for receiving the battery cell assembly and comprising f...  
WO/2021/074574A1
A battery cell carrier (1100) for holding a plurality of battery cells (420) has an upper surface (1120a) and a lower surface (1120b). The battery cell carrier (1100) has a plurality of openings (1140) extending between the upper surface...  
WO/2021/002619A3
The present invention relates to a battery module having improved space utilization of a secondary battery, and a battery pack including same. The battery module comprises: a battery cell stack in which multiple battery cells are stacked...  
WO/2021/071232A1
Disclosed are a secondary battery case, a secondary battery including the secondary battery case, and a method for manufacturing the secondary battery case. According to the present invention, a gas discharging device formed in the secon...  
WO/2021/068709A1
A fireproof member (1), a battery pack, and a device using batteries as a power source. The fireproof member (1) comprises a body (11) and an enclosure frame (12). The enclosure frame (12) comprises a main body part (12A), an extension p...  
WO/2021/068720A1
A housing comprises a first housing and a second housing. The second housing is provided with a protrusion portion, and the first housing comprises a bottom wall and a side wall. The side wall is provided at the periphery of the bottom w...  
WO/2021/068575A1
Provided in the present application is a modified separator of a metal negative electrode battery. The modified separator comprises a porous polyolefin separator and a thin film at least deposited on the surface of the porous polyolefin ...  
WO/2021/068864A1
A lithium ion battery diaphragm, comprising a substrate and a modification layer, wherein the modification layer is an inorganic coating; the inorganic coating is composed of a first particle layer and a second particle layer; the first ...  
WO/2021/071071A1
Provided are a battery pack capable of improving energy density while ensuring structural stability of a battery module and a vehicle comprising the battery pack. The battery pack according to the present invention comprises: at least on...  
WO/2021/071113A1
A battery module according to the present invention comprises: a plurality of cylindrical battery cells having gas vents for discharging internal gas; and a busbar plate which protrudes and extends from the inner edge of a connection ope...  
WO/2021/071082A1
A battery pack according to the present invention comprises: a battery module which comprises multiple secondary batteries and a module case having an outer wall configured to form an inner space for receiving the multiple secondary batt...  
WO/2021/069068A1
The invention relates to a thermal compensation element for arranging between two components, comprising a metal foil (4) and at least one contact element (6) formed integrally with the metal foil (4). The metal foil (4) has, at least in...  
WO/2021/068436A1
A battery casing assembly (100) comprises a post (10) and a first casing (20). The first casing comprises a first casing part (21) and a second casing part (22) connecting the first casing part. Compared to the second casing part, the fi...  

Matches 1 - 50 out of 136,443