Small-Sized Cells Cases/Jackets TRIZ Cases

A heat transfer member connects battery cell tabs to protective circuit boards.

Segmented electrode assemblies with curved and indented portions reduce thermal conduction while maximizing volume efficiency in irregular enclosures.

A battery pack frame integrates a sheathing film to protect pouch cells and simplify assembly.

Segmented vent plates with distinct rigidities release internal gas while preventing cap assembly deformation under pressure.

A driving circuit with a trigger pin toggles light-emitting diodes via an inching switch to eliminate constant activation.

An exterior member with adhesive openings prevents tunnel-shaped spaces between bare cells and the frame, improving manufacturing precision.

Pressure impregnating molten lug material into carbon fibre electrodes overcomes surface tension issues and minimizes voidage for durable connections.

Grooves in the cap plate absorb external impacts and provide gas discharge paths, resolving complexity issues while improving safety.

Overmolding busbar seating part into holder eliminates manual assembly errors and reduces stress concentration during battery cell expansion.

A rechargeable battery uses a press-fit terminal portion to secure the electrode without gaskets.

Interlocking fitting portions align the current collector and cover member, suppressing positional deviation during rivet assembly.

An end plate recess houses a coupling connector to reduce battery module height and prevent size increase.

Multiple retaining frames secure round cells to reduce integration complexity while optimizing space utilization within the vehicle.

A thin aluminum alloy foil layer with controlled crystal grain size enhances moldability and surface appearance for battery packaging materials.

Distinct coupling regions for electrode tabs and lead members use resistance welding to create separate contact points.

Cell fixation brackets secure battery cells during normal operation while allowing controlled movement to absorb mechanical stress.

Interlocking guide grooves and sliding guides join battery sub-terminals, increasing fastening force without welding costs.

A battery terminal uses a variable opening inserting block to connect electrodes promptly and firmly.

Elastomers embedded in concave package parts buffer bending stress, preventing breakage and maintaining contact reliability during repeated flexing.

An electrode terminal weak region ruptures under high pressure or temperature, reducing explosion risk while maintaining housing structural integrity.

Segmented rigid housings manage cell swelling while integrated heat sinks dissipate heat to maintain stable operating temperatures.

Stacked variable plates segment current paths through insulation coatings, distributing heat generation to prevent explosion risks in large-capacity batteries.

Asymmetric negative electrode width offsets center from positive electrode, preventing separator pressing and voltage reduction.

A secondary battery pack design uses coupling grooves and protruding connection members to mechanically join the protection circuit module directly to electrode terminals.

Housing acts as cathodic collector and heat sink, eliminating separate taps to lower complexity.

An insulating outer peripheral frame body covers conductive plates to seal the battery element within the module housing.

Integrating the holder and case wall into one frame increases energy density by removing redundant components that occupy internal volume.

Segmented current collector plates with insulating layers prevent thermal runaway propagation by isolating heat pathways between battery cell groups.

A battery top cover assembly uses a thermo-deformable piece to switch electrical connections between electrode terminals.

A separation unit attached to the battery shell disconnects power when over-charging causes expansion.

A safety valve slit prevents heat conduction to the thin portion, ensuring reliable pressure response.

A cylindrical battery gasket uses a stress-buffering part with acute bent sections to absorb radial sealing forces.

A laser welding device adjusts groove width between casing and lid using detection units and sliding inclined surfaces to maintain precise joint geometry.

Horizontal cell orientation in a lead battery case minimizes acid stratification, enhancing capacity and service life.

A cap assembly design secures the current interrupt device within an inclined gasket portion to enhance sealing efficacy.

A flexible battery outer package incorporates a gas-generating material to physically disconnect electrical terminals during abnormal conditions.

A projecting portion on the fastening member sandwiches the terminal plate, preventing vibration-induced deformation and maintaining stable electrical contact.

A rechargeable battery modulates internal ohmic resistance using positive temperature coefficient materials to optimize charge and discharge performance.

A secondary battery pack uses a depression space and protrusion electrode terminal for mechanical coupling.

A battery connection member welds at an acute angle greater than 45 degrees to the lid center line.

Repositioning the welding part along the electrode lead lengthwise direction minimizes heat influence from high-capacity charging cycles.

A battery connecting member features a thinner portion that bends to redirect external forces away from the take-out electrode attachment point.

Merging the busbar function into the terminal housing reduces electrical resistance and manufacturing complexity by eliminating separate connection components.

Coupling terminal connects collecting plate to terminal plate via protrusions, shortening current passages to reduce electric resistance.

A cylindrical battery current interrupt mechanism uses a concentric thin metal plate to stabilize operating pressure.

A battery case design with a bent edge and seal prevents electrolyte leakage without welding.

A roughened battery case surface increases friction resistance against insulating member deformation.

Segmented connecting members bridge short electrode tabs to leads, resolving the trade-off between connection reliability and active material area.

Segmented clad structures isolate welding heat from bonded interfaces, maintaining bonding strength between aluminum and nickel layers.

Asymmetrical rack shelves guide serial bus member placement to prevent short circuits from mislocated electrical connections.