Small-Sized Cells Cases/Jackets TRIZ Cases

A rivet-style terminal with inner and outer flanges expands current path area, cutting battery resistance, heat generation, and wiring space.

Uncoated electrode regions serve as tabs while an insulator blocks housing contact, reducing resistance, short risk, and wasted cell space.

Machine-direction patterning disperses compressive stress in flexible battery exterior material to reduce edge damage and electrolyte leakage.

Microchannel evaporation inside the battery housing cools cells with passive dielectric-fluid circulation, reducing weight and cooling-system complexity.

Recessed cell edges house terminals and busbars, increasing battery packing density without enlarging cell size.

Central-cavity sensors detect pressure and temperature changes in a wound cell, enabling integrated state monitoring.

Asymmetric current collector shielded portion absorbs thermal expansion differences between solid electrolyte layers, preventing peeling during thermal cycles.

A prismatic battery cell design nests a flexible pouch inside a rigid polyhedral case to standardize module assembly.

Symmetrical battery cell case plates couple through integrated holders for rapid assembly without separate fasteners.

Segmented current collection plate uses dual fuses to stop short-circuit currents between parallel batteries, preventing ignition risks.

A thermally actuated element shifts a movable contact over a terminal piece using elastic force and thermal stress to interrupt current flow.

Bulge-shaped insulation board shields electrode terminals, preventing metal particles from entering cell gaps and simplifying cleaning.

Guide ribs on the housing align reinforcing ribs, preventing misalignment defects and improving structural stability.

Stainless steel container with welded portions uses specific aluminum and chromium content to suppress corrosion at weld zones.

Integrating a retainer part with the current collector fixes the electrode assembly against vibrations while maintaining electrical insulation.

A battery module uses a segmented cooling conduit to direct chilled fluid toward hottest areas for uniform temperature distribution.

A pouch cell seal integrates a fault-activated heating element to delaminate packaging layers under excess pressure.

Rib hangers on the internal frame fix coupling taps to electrode terminals, preventing distortion during welding.

Foldable composite pouch film encloses battery cells, resolving structural rigidity constraints while preventing corrosion and short circuits.

A battery case venting notch filled with a thermoplastic resin melts at elevated temperatures to expose the rupture path.

A terminal component uses a recessed first metal overlapped with a second metal to create a strong mechanical and conductive joint.

Grooved polymeric foam containers hold battery cells, eliminating intermediate frame members to reduce volume and weight while managing thermal transfer.

Cylindrical battery spacer uses segmented engagement hooks to securely hold cells of varying diameters within a single housing structure.

A foldable lead plate connects a secondary battery electrode terminal to a circuit board via resistance welding.

A detachable battery rack uses adjustable partitions to fit multiple battery models within a single structure.

Removing active material from the outer wound electrode periphery prevents minor short-circuiting caused by oxygen exposure during high-temperature aging.

Multi-layer moisture-blocking packaging with overlapped sealant polymer layers prevents electrolyte contamination and enhances battery life.

Deformable battery cell membrane acts as a capacitive or inductive sensor element to measure internal pressure changes.

A bottle-shaped battery pack with a waterproof cap protects electrical terminals from moisture while maintaining structural stability under impact.

Isolating section absorbent captures moisture and gas to prevent electrolyte leakage and casing rupture.

A battery module case uses an elastically deforming structure to apply uniform surface pressure during stacking.

Nested cylindrical winding increases energy capacity in compact microbatteries, eliminating slurry and binder to simplify manufacturing for downsized devices.

A battery terminal cover uses protective projections to shield hinges from external interference.

A rotating battery connector closes a drain hole to seal the interface.

Welded external terminal shaft secures air tightness while eliminating separate sealing components and reducing production complexity.

Bus bar extension isolates temperature sensor from Joule heat interference to improve detection accuracy.

A battery assembly integrates a heater and refractory panels to manage thermal conditions within the cell array.

A battery pack design integrates a fastener to couple the lead tab, bus bar, and flange for simultaneous mechanical fixation and electrical connection.

Grooves between coining areas and side edges guide metal flow during forging, preventing non-uniform flatness and varying gas release valve pressures.

A roughened patch on an insulating member increases friction resistance to stabilize the electrode assembly within a battery cell housing.

Parallel bus bars connect multiple electrode taps to distribute current, reducing internal resistance and maintaining output in high-current applications.

Holding tape covers border sections between chamfered corners and case bottoms to distribute stress on insulative films during vibration.

Separate heat blocks seal tab and non-tab regions of film-covered batteries with optimized pressure and temperature.

A fuel cell monitoring system calculates fluoride emission rates from outflow water to detect electrolyte membrane deterioration in real time.

A sulfide battery cell uses reactive materials in current collectors to detect hydrogen sulfide through electrical resistance changes.

Segmented carriers allow single module extraction from the vehicle structure, reducing repair complexity and downtime compared to fixed assemblies.

A stepped connection electrode with overlapping flat portions distributes mechanical stress across multiple levels.

An integrated bus bar embedded in an ICB housing connects electrode leads to power terminals, reducing laser welding steps and assembly time.

Segmented battery unit with conductive pins inserts into a fixed interface to power LED light sources, preventing ignition risks in explosive atmospheres.