Abstract: A pressure control valve structure includes a wall portion having a plurality of communication holes communicating with their associated internal spaces, a plurality of projections protruding outwardly from a wall surface of the wall portion so as to surround their associated communication holes, a plurality of elastic valve bodies closing their associated communication holes in contact with the projections, an outer peripheral wall portion protruding from the wall surface so as to surround the plurality of projections collectively, and a cover made of a resin and fixed to the outer peripheral wall portion, the cover compressing the elastic valve bodies towards their associated projections. The cover has a thick-walled portion where the cover is made partially thick in an outer surface of the cover.

Abstract: A battery pack includes: battery cells, each including end portions in a height direction thereof; a case accommodating the battery cells and a cooling fluid; and first and second holder plates coupled to the case to face each other along the case such that the end portions of the battery cells are insertable therethrough, an accommodation space being defined between the first and second holder plates to accommodate the cooling fluid, and the case, the battery cells, and the first and second holder plates have heights in the height direction that satisfy the condition: a height between the first and second holder plates<a height of the battery cells<a height of the case, and the battery pack further includes a potting resin on the first and second holder plates.

Abstract: A battery vent cap gang includes a plurality of vent caps. A primary member is operably coupled to each of the plurality of vent caps. A first translation member is operably coupled to a first one of the plurality of vent caps and spaced from the primary member in a first direction. A second translation member is operably coupled to a second one of the plurality of the vent caps and spaced from the primary member in a second direction. An actuator is operably coupled to the primary member, the first translation member, and the second translation member to cause substantially simultaneous rotational movement of the plurality of vent caps.

Abstract: A battery pack includes: battery cells, each including end portions in a height direction thereof; a case accommodating the battery cells and a cooling fluid; and first and second holder plates coupled to the case to face each other along the case such that the end portions of the battery cells are insertable therethrough, an accommodation space being defined between the first and second holder plates to accommodate the cooling fluid, and the case, the battery cells, and the first and second holder plates have heights in the height direction that satisfy the condition: a height between the first and second holder plates <a height of the battery cells <a height of the case, and the battery pack further includes a potting resin on the first and second holder plates.

Abstract: The present disclosure provides a battery pack including a housing, wherein the housing has a bottom portion and side walls extending upward around a periphery of the bottom portion; an upper portion opening is formed at top ends of the side walls extending upward; an upper cover is mounted on the upper portion opening of the housing; and the battery pack comprises: multiple flat battery cells; and a first end plate and a second end plate, wherein when the multiple battery cells are sequentially arranged and mounted into the housing from the upper portion opening, the first end plate and the second end plate are located at two end sides of the sequentially arranged multiple battery cells to laterally fix the sequentially arranged multiple battery cells. The two end plates may absorb deformation of the battery cell while expanding.

Abstract: A vent assembly for a battery or a electrochemical cell may include a vent body configured to connect to a battery casing or a electrochemical cell body, a flame arrester and/or a pressure valve disposed in the vent body, a membrane disposed in the vent body between a vent opening of the battery or the electrochemical cell and the flame arrester and/or the pressure valve, and that is configured to shield the flame arrester and/or the pressure valve from electrolyte solution of the battery or the electrochemical cell, and a seal disposed between the vent body and the membrane. Also, a battery including a vent assembly.

Abstract: Electrical connectors for electrically connecting individual portable electrical energy storage cells making up a plurality of portable electrical energy storage cells that are part of a portable electrical energy storage device for powering portable devices such as vehicles or consumer electronics include bands of reduced cross-sectional area. The electrical connectors include conductive bands that promote reliable attachment between the electrical connector and portable electrical energy storage cells and provide the ability to electrically isolate failing or damaged cells.

Abstract: The present disclosure relates to a battery module including a plurality of battery unit array structures and a battery container body. The battery container body includes a first container body and a second container body that are in a split structure. The first container body is disposed at a side of the second container body and provided with a first accommodating cavity. The second container body is provided with a second accommodating cavity. The plurality of battery unit array structures is disposed between the first container body and the second container body by means of a mutual cooperation of the first accommodating cavity and the second accommodating cavity. Compared with the related art, since the first or second container body is used for transportation, it is unnecessary to introduce an additional component, thereby enhancing the energy density of the battery module.

Abstract: A power storage device includes: a power storage module; a housing case having a housing space formed therein and configured to house the power storage module in the housing space; a cooler arranged in the housing case and configured to cool air sent toward the power storage module; a storage portion configured to store condensation water generated as a result of cooling by the cooler; and an air permeable film configured to allow a vapor generated from the condensation water stored in the storage portion to pass therethrough. The storage portion and the air permeable film are provided in a separated space separated from the housing space. The vapor passes through the separated space and reaches the air permeable film.

Abstract: A battery vent cap gang includes a plurality of vent caps. A primary member is operably coupled to each of the plurality of vent caps. A first translation member is operably coupled to a first one of the plurality of vent caps and spaced from the primary member in a first direction. A second translation member is operably coupled to a second one of the plurality of the vent caps and spaced from the primary member in a second direction. An actuator is operably coupled to the primary member, the first translation member, and the second translation member to cause substantially simultaneous rotational movement of the plurality of vent caps.

Abstract: A secondary battery cartridge includes: a battery storing box including a battery accommodation space in which a secondary battery is stored, and a flow channel partitioned from the battery accommodation space and having a hollow structure, and including, at opposite side parts thereof, respectively, a slot communicating with the battery accommodation space, and a venting hole communicating with the flow channel; a sensing unit including an electrically conductive material, mounted on at least one side part of the battery storing box, and electrically connected to an electrode lead of the secondary battery, the electrode lead extending to an inside and an outside of the battery storing box through the slot; and a cover unit provided in a box form having one open side, and mounted on the opposite side parts of the battery storing box in order to shield the slot, the venting hole, and the sensing unit of the battery storing box, wherein a gas outlet is provided to the cover unit mounted on at least one of the o

Abstract: Aspects of a modular clip for an electric battery, a battery module comprising multiple of such modular clips, and a battery pack comprising multiple battery modules are provided. The modular clip is configured to receive a plurality of battery cells and includes a base portion and a first and second wall extending from the base portion along a length of the modular clip. The plurality of battery cells may be received between the first wall and the second wall of the modular clip. A plurality of openings may be formed in the base portion of the modular clip, each opening being configured to extend around a bottom vent of a battery cell. Channels may also be formed in the base portion and/or base plate that are configured to enable heat or gas escaping from the bottom vent of the battery cell to vent away from an interior of the modular clip.

Abstract: An energy storage apparatus includes: one or more energy storage devices; an outer covering arranged outside the one or more energy storage devices; a partition member arranged on a side of any one of the one or more energy storage devices; and a supporter which supports the partition member at a predetermined position. The supporter is formed of a heat resistant member.

Abstract: A battery system having a thermally conductive base member, a thermal interface member, and a battery module is provided. The thermal interface member is disposed on the thermally conductive base member and has first and second arcuate-shaped surfaces and a first groove. The battery module has a first pouch-type battery cell with a first outer housing having a first end portion with a first extension portion and first and second arcuate-shaped end surfaces. The first pouch-type battery cell is disposed directly on the thermal interface member such that the first extension portion is disposed in the first groove of the thermal interface member, and the first and second arcuate-shaped end surfaces are disposed directly on and against the first and second arcuate-shaped surfaces, respectively, of the thermal interface member.

Abstract: A battery explosion-proof device battery explosion-proof device includes a valve body, a rupture plate, and a protecting cover. The valve body includes a base portion and a shaft portion connected with the base portion. The shaft portion may be formed with threads on an external circumferential surface thereof and with a venting passage. The rupture plate may be disposed inside a concaved portion of the base portion for sealing the venting passage. The protecting cover covers the concaved portion.

Abstract: A battery system comprises an assembled battery in which a plurality of battery cells are connected in series, a temperature sensor for detecting temperature of the battery cells of the assembled battery, and a voltage detecting line connected to a voltage detecting location of the battery cell. Further the battery system fixes the connecting terminal at the voltage detecting location. The connecting terminal fixes the temperature sensor in a thermally coupling state, and electrically connects the voltage detecting line.

Abstract: A vent cap gang includes a plurality of vent caps to be received in respective vent ports formed in a battery cover. Each of the vent caps includes a cylindrical body having first pin located at an axial center thereof and a second pin offset from the axial center. A plurality of elongate members is operably coupled to each of the vent caps by the first and second pins. An actuator is operably coupled to the elongate members and at least one of the vent caps to cause simultaneous rotational movement of the vent caps.

Abstract: A battery module includes a plurality of electrochemical cells arranged within the battery module and a thermal management system configured to provide thermal management to the plurality of electrochemical cells. The thermal management system includes a first thermal plate provided adjacent a first side of the battery module and a second thermal plate provided adjacent a second side of the battery module opposite that of the first side of the battery module. The first thermal plate includes a series of fins that extend from a surface of the first thermal plate from the first side of the battery module to the second side of the battery module. The second thermal plate comprises a series of fins that extend from a surface of the second thermal plate from the second side of the battery module to the first side of the battery module.

Abstract: A lead-acid battery having a reliable exhaust structure suppressing unexpected leakage of acid mist and gas to outside the battery. The battery having a first gas exhaust path A for guiding gas generated in a plate pack from a cell compartment to a recess formed in a cover. A top lid is placed on the top surface of the cover to extend over the recess. The top lid and the cover form a closed shape so that the recess and the top lid form an exhaust chamber. A through hole for establishing communication between a first opening formed in the recess and a second opening formed in the outer surface of the cover, serves as a second gas exhaust path B which establishes communication with the first gas exhaust path A through the exhaust chamber.

Abstract: The present invention relates to a pouch type secondary battery. The pouch type secondary battery includes an electrode assembly, and a pouch type case in which the electrode assembly is accommodated, the pouch type case comprising a sealing part disposed on an edge thereof. The sealing part includes an inner sealing part forming a closed curve to protect the electrode assembly against the outside, and an outer sealing part defining a gas flow path between the inner and outer sealing parts to surround a peripheral portion of the inner sealing part, the outer sealing part having a safety vent.

Abstract: A system for cooling a traction battery includes a battery inlet housing having first and second inlets. A first duct is coupled to the first inlet, and a second duct is coupled to the second inlet. A flow guide vane is disposed within the battery inlet housing adjacent to the first inlet. The flow guide vane is positioned to redirect flow from the first duct to mix with flow from the second duct.

Abstract: Embodiments of the present invention provide a storage battery cabinet and storage battery system. One or more storage batteries are placed in a bottom space in the storage battery cabinet, through holes are separately opened in two opposite cabinet walls at a top of the storage battery cabinet, and a hydrogen evolution isolation component with openings is disposed in a space above the one or more storage batteries in the storage battery cabinet. The hydrogen evolution isolation component divides an internal space of the storage battery cabinet into an upper area and a lower area, and the hydrogen evolution isolation component is capable of allowing hydrogen generated by the one or more storage batteries to pass and discharge out of the storage battery cabinet from the through holes, and reducing air convection between the upper area and the lower area.

Abstract: The invention relates to a cover part (1) of an electrochemical accumulator (40), which cover part is designed to form an upper covering of the housing (1, 30) of the accumulator (40), the cover part (1) having a plurality of filling orifices (2, 3), to be closed by means of closing plugs, for filling the housing with liquid electrolyte, characterized in that the filling orifices (2, 3) are arranged so as to be offset to one another in at least two rows (8, 9) lying next to one another. The invention relates, moreover, to an accumulator having a cover part of this type.

Abstract: A rechargeable battery comprises a chassis including a lower fixation plate, and a plurality of battery cells on the lower fixation plate. The lower fixation plate includes at least one flow channel positioned to collect condensate from the battery cells and move the collected condensate away from the battery cells.

Abstract: A battery module includes a first end plate and a second end plate, each of the end plates including at least one flange; a plurality of battery units arranged along a first direction between the end plates; a first guide plate on a first side of the plurality of battery units, extending in the first direction and coupled to the flanges of the first and second end plates; and a second guide plate on a second side of the plurality of battery units opposite the first side, extending in the first direction and coupled to the flanges of the first and second end plates.

Abstract: A rechargeable battery including an electrode assembly capable of being charged and discharged; a case accommodating the electrode assembly; a cap assembly, the cap assembly including a cap plate coupled to an opening of the case, and a vent member in the cap plate, the vent member being configured to open at a predetermined internal pressure, a terminal exposed to an outer side of the cap plate; a lower insulating member, the lower insulating member insulating the terminal and the cap plate at a lower side of the cap plate; and a channel member between the electrode assembly and the cap plate and forming a space, the channel member being fixed to the lower insulating member.

Abstract: A battery pack includes a battery chamber (3) which houses a plurality of battery cells (2), a cooling air chamber (4) provided below the battery chamber (3), and a fan (5) which supplies cooling air (A) into the cooling air chamber (4) at a static pressure not less than atmospheric pressure. On a bottom part of the battery chamber (3), there is provided a supporting part (6) which supports the battery cells (2) while maintaining horizontal gaps therebetween, and air inlet holes (7) which guide cooling air (A) upward are provided in the bottom part of the battery chamber (3) at positions corresponding to the gaps between the battery cells (2).

Abstract: A lead-acid battery comprising a container having at least one cell chamber and a lid body for covering a top opening of the container. The lid body has on a top surface a recessed portion having therein an annular portion protruding upward and having, in an area of a bottom wall inside the protruding portion, an exhaust hole for exhausting gas from the cell chamber, wherein a guide passage for guiding gas from the exhaust hole to the outside is formed by joining the protruding portion with a joining portion provided on the lid body cover. An annular groove formed between the protruding portion and the vertical wall is covered with an outer periphery of the lid body cover 5 and the guide passage is isolated from the groove.

Abstract: The disclosure relates to a battery cell module including a plurality of lithium ion battery cells, each having a degassing opening, and a cover substantially sealingly connected to a corresponding surface of each of the battery cells. The cover defines a gas receiving space configured to at least temporarily receive gas escaping from the battery cells. The gas receiving space is open in the direction of the battery cells. The opening area of the gas receiving space extends across a plurality of the battery cells. The disclosure further relates to a method for producing a battery cell module, to a battery, and to a motor vehicle having the battery cell module or the battery.

Abstract: A battery module includes a plurality of electrochemical cells and a structure including an upper portion configured to support a bottom portion of each of the plurality of electrochemical cells and a lower portion coupled to the upper portion. The lower portion includes a thermal management feature having at least one passage provided therein. The passage is configured for a thermal management fluid to pass therethrough to provide thermal management to the electrochemical cells of the battery module.

Abstract: The invention relates to a cover part (1) of an electrochemical accumulator (40), which cover part is designed to form an upper covering of the housing (1, 30) of the accumulator (40), the cover part (1) having a plurality of filling orifices (2, 3), to be closed by means of closing plugs, for filling the housing with liquid electrolyte, characterized in that the filling orifices (2, 3) are arranged so as to be offset to one another in at least two rows (8, 9) lying next to one another. The invention relates, moreover, to an accumulator having a cover part of this type.

Abstract: A cell housing for an electrochemical cell for assembly of an electrochemical energy storage, particularly configured for use in a motor vehicle, which is of substantially rigid configuration and comprises a first housing side wall and a second housing side wall opposite said first housing side wall. The first housing side wall further comprises a first coolant channel and the second housing side wall further comprises a second coolant channel.

Abstract: A battery capping device that rotates a plurality of breach locking battery caps by way of bars (rails) turning caps and/or sequence of caps for the simultaneous removal or installation of a multiplicity of battery caps. The present invention is designed for low profile in height and lateral space with ambidextrous access resulting from the bars (rails) being of truss bridge design with Lateral Digital Grip Protrusions as well as a Center Actuator Cap. The invention is specifically designed for inexpensive fabrication via the plastic injection molding process. The “LEAD-ACID SAFETY BATTERY CAPPING DEVICE V-2” incorporates the benefits of the “LEAD-ACID SAFETY BATTERY CAP” U.S. Pat. No. 6,746,795 B2, Schwarz.

Abstract: A cell module has a cell group with a plurality of cells connected to each other. The module comprises a bus bar plate including a bus bar connecting between the cells and an end cover for covering the bus bar plate. The cell module is configure to be fixed with the end cover.

Abstract: A battery pack including at least one battery module including: a plurality of battery cells arranged in a direction, each of the battery cells including a vent; and a cover covering the plurality of battery cells and including a degassing cover covering the vents; and a cover plate on the degassing cover, at least a portion of the degassing cover having a rigidity less than a rigidity of the cover plate.

Abstract: A battery module includes a first unit cell, a second unit cell, a first exhaust chamber, and a second exhaust chamber. The first unit cell is disposed so that a positive electrode terminal faces the first direction. The second unit cell is connected in series to the first unit cell, the negative electrode terminal is disposed so as to face the first direction, and the second unit is disposed so as to be adjacent to the first unit cell. The first exhaust chamber is disposed so as to face the positive electrode terminal of the first unit cell, and discharges a gas which is emitted from the positive electrode terminal of the first unit cell. The second exhaust chamber is disposed so as to face the positive electrode terminal of the second unit cell, and discharges a gas generated from the positive electrode terminal of the second unit cell. The end surface of the second unit cell in the first direction and the outer surface of the first exhaust chamber in the first direction are flush with each other.

Abstract: A vent cap gang includes a plurality of vent caps to be received in respective vent ports formed in a battery cover. Each of the vent caps includes a cylindrical body having first pin located at an axial center thereof and a second pin offset from the axial center. A plurality of elongate members is operably coupled to each of the vent caps by the first and second pins. An actuator is operably coupled to the elongate members and at least one of the vent caps to cause simultaneous rotational movement of the vent caps.

Abstract: A battery module including a plurality of battery cells and a cover, each battery cell having a vent portion aligned in one direction, and the cover being over the vent portions, the cover including an internal cavity and at least a portion of the internal cavity including a heat-resistance member.

Abstract: A battery pack including a support frame. The support frame includes a plurality of recesses for receiving a plurality of battery cells, a first vent, a second vent, a first peripheral support section, a second peripheral support section, and an air passage. The first vent is located on a first distal end of the support frame, the second vent is located on a second distal end of the support frame, and the air passage is located between the first vent and the second vent. The first and second peripheral support sections space apart and securely hold the plurality of battery cells within the battery pack.

Abstract: A battery module includes a plurality of battery cells, each battery cell including a vent, a cover enclosing the vent, and an insulation member between the battery cell and the cover, wherein the insulation member includes a bent part that sealably engages the cover.

Abstract: A battery module includes a plurality of battery cells aligned in one direction, first and second end plates, the plurality of battery cells being positioned between the first and second end plates, and a top plate covering top surfaces of the battery cells, the top plate including first and second ends connected to the first and second end plates, respectively, via first and second fastening portions, respectively, the first and second fastening portions being different from each other.

Abstract: A battery module includes a plurality of battery cells aligned in one direction, each battery cell having a vent portion, and a cover covering the vent portions of the battery cells, the cover including a gas outlet at a first end of the cover, and a top surface having a gradually decreasing slope from the first end of the cover to a second end of the cover opposite the first end.

Abstract: A battery pack includes: a plurality of cells which are lithium ion secondary batteries; an exhaust passage section which is adjacent to the cells and allows a flow of gas generated from at least one of the cells; a case accommodating the plurality of cells and the exhaust passage section; and a gas release duct 42 which is attached to the case and through which the gas having flowed through the exhaust passage section is released outside, wherein the gas release duct is hermetically closed with a lid 51 which is made of a waterproof member and is arranged at an exit 44 or on a release path of the gas release duct, an opening member 61 configured to open the lid to open the gas release duct is further provided, and the opening member is operated by the gas generated from the cell.

Abstract: A battery pack includes a battery chamber (3) which houses a plurality of battery cells (2), a cooling air chamber (4) provided below the battery chamber (3), and a fan (5) which supplies cooling air (A) into the cooling air chamber (4) at a static pressure not less than atmospheric pressure. On a bottom part of the battery chamber (3), there is provided a supporting part (6) which supports the battery cells (2) while maintaining horizontal gaps therebetween, and air inlet holes (7) which guide cooling air (A) upward are provided in the bottom part of the battery chamber (3) at positions corresponding to the gaps between the battery cells (2).

Abstract: A battery module includes a plurality of electrochemical cells and a structure including an upper portion configured to support a bottom portion of each of the plurality of electrochemical cells and a lower portion coupled to the upper portion. The lower portion includes a thermal management feature having at least one passage provided therein.

Abstract: A modular frame includes a first row of cell slots configured to receive first prismatic cells of a battery pack system. A second row of cell slots is configured to receive second prismatic cells of the battery pack system. A central interface beam is disposed between the first row of cell slots and the second row of cell slots. The central interface beam includes a first side and a second side. The first side is configured to receive terminals of the first prismatic cells. The second side opposes the first side and is configured to receive terminals of the second prismatic cells.

Abstract: A battery pack includes a plurality of battery modules including a plurality of cells 100 aligned and accommodated in a case, wherein a battery assembly 200 in which the plurality of cells 100 are aligned in a row is used as a unit, and the multiple ones of the battery assembly 200 are aligned in each battery module. The battery modules are a first battery module 300 in which the plurality of battery assemblies 200 are aligned in parallel and second battery modules 400A, 400B in which the plurality of battery assemblies 200 are aligned in series, and the first battery module 300 and the second battery modules 400A, 400B are combined with each other to form the battery pack.

Abstract: A method of making a molten sodium battery is disclosed. A first metallic interconnect frame having a first interconnect vent hole is provided. A second metallic interconnect frame having a second interconnect vent hole is also provided. An electrolyte plate having a cathode vent hole and an anode vent hole is interposed between the metallic interconnect frames. The metallic interconnect frames and the electrolyte plate are sealed thereby forming gaseous communication between an anode chamber through the anode vent hole and gaseous communication between a cathode chamber through the cathode vent hole.

Abstract: A battery module includes a plurality of electrochemical cells. Each cell includes a vent at an end of the cell. The battery module also includes a chamber adjacent the vents of the electrochemical cells. The battery module further includes an inert gas in the chamber for reducing the amount of oxygen present within the chamber.

Abstract: A battery module includes a plurality of electrochemical cells each comprising a vent at one end of the cell configured to allow gas to escape from within the cell. The battery module also includes a structure configured to receive the plurality of electrochemical cells so that the vent of each electrochemical cell is in fluid communication with a chamber within the structure. The structure includes a first portion having a protrusion provided along an outer edge thereof and a second portion having a groove provided along an outer edge thereof. The groove is configured to receive the protrusion of the first portion to seal gas released from any of the electrochemical cells within the chamber.