Small-Sized Cells Cases/Jackets TRIZ Cases

Reducing silica in flexible closures prevents structural deformation and wetting, extending energy storage device lifespan.

A battery pack case features side and rear space grooves with a detachable mount bracket for easy handling.

A polyimide heat-resistant member prevents gasket melting at elevated temperatures, avoiding electrical shorts.

An integrated module case deformation part accommodates battery swelling, eliminating separate components and reducing production costs.

Thermal fusion and bending of housing members reduces sealing volume to increase battery capacity per unit volume.

Bottom connection tray integrates terminals to automate assembly, resolving manual wiring bottlenecks.

Stacked electrode sheets form non-rectangular battery cells that adapt to irregular portable device enclosures.

A secondary battery can features convex and concave surfaces with varying radii of curvature to distribute impact forces effectively.

Segmented connection member with a narrow fuse portion isolates the electrode assembly from the terminal during electrical faults.

A lithium secondary battery uses a specific boron-containing salt concentration to form a stable anode coating.

A secondary battery design uses a bent positive electrode active material uncovered part joined to the current collector plate.

Segmented housing with aligned fastening holes and buffer members prevents moisture ingress into the battery pack while maintaining structural integrity.

A single conductive metal plate forms the terminal body and component terminal to reduce electrical resistance.

Pre-formed bus bar guides on battery pack cases prevent faulty binding during high-power module assembly.

Asymmetric terminal differentiation portions enable precise connection member fitting, preventing loose contacts under vibration and shock.

An integrated bridging device uses magnet powder oxidation to trigger terminal connection, lowering assembly costs and preventing false triggering.

Wrapped sheet metal electrodes replace rigid penetrations to prevent vibration-induced hermetic failures and reduce electrical resistance in lithium batteries.

An intermediary bracket fixes connectors to the casing, absorbing impact forces that cause short-circuits and sealing failures.

Segmented contact member applies stronger central and weaker edge pressure to maintain uniform surface distribution.

Washing battery cans with low-conductivity water removes calcium and magnesium residues, preventing rust formation and reducing contact resistance.

A pressurized battery module applies isotropic force to pouch cells using insulative oil within a sealed housing.

Stepped portions on a dissimilar metal battery terminal compress the gasket to block electrolyte leakage at the interface between aluminum and copper members.

Extracting the fuse portion outside the case prevents arc generation and splinter scattering while maintaining mechanical strength.

Curved connection portion deforms during cell expansion to prevent conductive line damage and dielectric breakdown in battery packs.

Integrally formed guide members align battery pack terminals with charger contacts.

A battery pack integrates a carbon heater film between cells to raise internal temperature via Joule heating.

An asymmetric spatial volume configuration suppresses local heat generation during overcharging by distributing thermal energy to the negative electrode side.

Pneumatic sheet stretching replaces mechanical pressing to form deep storage parts without friction-induced cracks or pinholes.

Conductive pad between spaced busbars generates opposing magnetic flux to reduce power loop stray inductance.

Equal charge and discharge path impedances decrease inrush currents by maintaining balanced parallel structures.

Rounded insulation member corners enable smooth electrode assembly insertion into prismatic battery outer cans.

Deformable plate closes short-circuit opening under high pressure, preventing air circulation and explosion risks in lithium batteries.

Sparse and dense glue dot patterns on the wrapping film compensate for housing geometry, ensuring uniform force distribution during detachment.

A power battery top cap structure joins copper and aluminum electrode sections using intermediary connection blocks to distribute mechanical stress.

Vertical slots in integrated interconnect boards align cell tabs to reduce assembly complexity and prevent shorting.

Integrating a battery cell into a device cavity with a conductive metal housing resolves space constraints and improves run-time.

Segmented insulating member with supporting ribs reduces structural thickness while maintaining impact resistance for higher energy density.

Lateral sub-modules create internal coolant channels to reduce temperature deviations and pack size.

Integrated retainer flow channels circulate coolant around submerged battery cells, reducing internal resistance and maintaining uniform temperature.

Horizontal tab welding eliminates mechanical connections, reducing electrical impedance and vertical space requirements in battery cells.

Insulating partition plates separate adjacent battery modules to prevent electrode terminal contact during housing deformation.

Rare earth compound inorganic layers on electrode surfaces trap decomposed electrolyte substances, improving high-temperature cycle characteristics.

A secondary battery terminal uses an insulating member to isolate the boundary between dissimilar materials from corrosive environments.

Segmented vent hole systems with intermediary plates maintain cap plate dimension stability while enabling gas discharge.

A safety device exerts force on a vent to release gases from an electrochemical cell.

Lithium rich metal oxide electrodes deliver high specific capacity and low internal impedance.

A button battery design uses annular protrusions abutting an insulating sleeve to create a robust mechanical seal between nested metal shells.

Nesting the element within the pouch structure and covering it with insulating tape prevents exposure while preserving slim dimensions.

A cylindrical battery uses a flexible sheath to encase a hollow winding electrode, enabling compact structural integration.