Small-Sized Cells Cases/Jackets TRIZ Cases

A battery pack isolates liquid refrigerant channels on the outer surface of the pack case to conduct heat from internal cells.

A battery terminal cover uses a hinged movable portion to shield screw members during maintenance.

Rotatable joints between parallel cells enable flexible configuration, reducing manufacturing costs for diverse device terminals.

Slanted cap plate surface diverts condensed moisture away from terminals, preventing short circuits caused by water accumulation on metal components.

Series-connected heater units in a sodium-sulfur battery case reduce wiring complexity while enabling early failure detection through temperature monitoring.

Segmented current collecting plate with varying diameter liquid guiding holes creates uniform injection channels for consistent electrolyte penetration.

High-pressure die cast aluminum trays eliminate separate fasteners to resolve the stiffness versus weight trade-off in battery mounting.

Segmenting the outer case into a rigid frame and thin film sheet reduces thickness below injection molding limits while improving twisting resistance.

Replacing hot welding with mechanical snap-fit fixation eliminates thermal deformation while streamlining manufacturing efficiency.

A pouch battery module uses a metal housing and rigid insulation plates to secure cells without a separate frame structure.

Protruding shaft portion in clad battery terminal expands interface area to prevent fragile intermetallic compound formation during welding.

Auxiliary gasket supports main sealing gasket to prevent sagging gaps and electrolyte leakage.

A prismatic lithium-ion battery uses a wound electrode assembly secured by minimal lower part tape to reduce weight and volume.

Protruding insulation portions prevent short circuits from aluminum case deformation while maintaining electrical integrity.

Gripping parts on cartridge frames secure pouch cells against vibration, preventing disconnection and short circuits.

Triangular welding point arrangements on a battery top plate increase adhesive force while preserving lead plate attachment space.

A laminated battery terminal supported by an integrated insulating member distributes mechanical loads away from the electrode tab joint.

A battery pack channels internal gas through a lateral passage formed by press-fitting bearing plate and cell top slots.

An elastic assembly limits rotation angle to prevent paint peeling and housing collision.

Replacing fragile glass or ceramic seals with a flexible fluoropolymer eliminates electrochemical corrosion risks while reducing total device thickness.

Routing bent electrode leads through aligned through-holes in the sealing part eliminates complex welding processes while reducing overall battery volume.

Radial insulation layers on cylindrical sodium sulfur cells mitigate chain reaction risks by blocking heat transfer between adjacent components.

Segmented resin film uses low melt flow core to maintain insulation thickness while high flow skin layers ensure filling ability during welding.

Segmented lead thickness prevents molten penetration during laser welding, suppressing sputtering and maintaining battery capacity.

Distributed restraining members counteract flattening forces on curved batteries, preserving ergonomic shape while accommodating natural swelling.

Oriented inorganic fibers in the outside resin member prevent heat distortion during laser welding of the sealed battery lid.

An insulating gasket covers the recessed safety vent terminal to prevent shorting between the conductive cap assembly and the cell case during handling.

Merged metallic housing eliminates external voltage taps to increase energy density, while composite insulation blocks electrolyte diffusion.

A secondary battery module integrates a protruding short-circuit member to divert over-currents away from adjacent cells.

Nickel plating on aluminum battery terminals prevents oxide formation, maintaining low contact resistance in salty environments.

Surrounding pouch cell sealing portions with aluminum fins distributes heat while maintaining energy density.

A battery lead tab with non-uniform cross-section supports high current capacity while ensuring reliable sealing at the pouch cell housing.

A battery assembly uses a resilient member and self-locking block to secure the casing within a receiver recess.

Opposing score grooves with specific radius and thickness reduce pressure variance caused by fatigue and corrosion in storage batteries.

A nickel-cobalt alloy coating on the inner surface of an alkaline battery cathode can maintains low contact resistance.

A flexible hinge allows the electric cable attachment part to bend inward, securing cables while folding flat against the housing.

A curved secondary battery employs a curvature-matched reinforcing layer to resist volume expansion forces that cause shape deformation.

An adhesive pad placed between stacked unit cells ensures surface contact to prevent electrical sparks caused by gaps, improving module reliability.

Optimized flange diameter ratios and reinforcement plates enhance sealing strength while preventing bus bar interference during pressure release.

Top cap assembly secures electrode terminal via dual fixing components to enhance structural integrity.

Segmented carrier boards with universal locking elements enable flexible battery configurations without increasing manufacturing complexity.

Positioning the hinge portion below the second wire anchors the cover, preventing detection lines from jumping out of the groove.

Pressure-induced deformation triggers a current interrupt device to separate terminals and discharge gas, reducing ignition risk during overcharging.

Segmenting the packaging into a corrugated cup and flat seal prevents wrinkling during curvature, ensuring reliable bonding for wearable devices.

Thinner negative terminals absorb assembly stress to prevent positive terminal buckling, maintaining caulking reliability despite positional displacement.

A sliding upper plate fixes curved battery cells in a tray, reducing damage and fire risks during charging.

Junction projections on the bus bar allow external monitoring of laser weld quality, preventing unit cell damage from defects.

An asymmetric arc groove on the sealing plate directs splitting at lower pressure, preventing content spouting while maintaining explosion-proof reliability.

Drawing process seals thin stainless steel battery case, resolving strength loss from reduced thickness.

An insert-molded sealing member on the cap plate improves sealing performance while simplifying assembly and preventing moisture infiltration.