Small-Sized Cells Cases/Jackets TRIZ Cases

Direct electrode terminal connection between adjacent battery cells eliminates relay tabs, resolving vibration stress and assembly complexity issues.

A prismatic battery current collector rib features an easily bendable part to prevent insulation penetration.

A secondary battery uses a protuberance at the electrode assembly edge to block molten material during thermal welding.

Foldable tabs on a battery retention label secure power cells via shear-resistant adhesive, resolving space and repair trade-offs in compact electronics.

End plates with recesses house movable fastening members to prevent loosening and reduce contact resistance during thermal expansion.

Segmented cell blocks connect via shared terminals to boost capacity while maintaining transportation safety and handling ease.

Relocating the seal portion from the large first surface to the smaller second surface suppresses uneven pressure distribution in stacked devices.

A rechargeable battery terminal connects to a cap plate via a round part with a curvature radius smaller than the connection part thickness.

Preliminary deposition of parylene, ceramic, and low-melting-point glass layers on stacked cells prevents water vapor permeation and leakage current.

A resin cylindrical battery case with a hollow structure reduces thermal conductivity, preventing rapid heat dissipation in low-temperature environments.

Aluminum electrolyte additives and optimized mass ratios reduce sulfation coarsening to extend battery life during frequent idling stop cycles.

Segmented rigid busbar segments with flexible joints reduce assembly complexity and enhance mechanical resilience in battery modules.

A negative-electrode terminal uses a segmented clad portion to bond aluminum and nickel layers.

A rechargeable battery terminal seal uses inclined sidewalls to create a mechanical wedge action that secures the connection between the electrode assembly and cap plate.

A battery pack design uses a leaf spring connection member and cap assembly to establish electrical connectivity between adjacent cells.

Segmented electrode leads with integrated connection parts enable precise ultrasonic or laser welding to bus bars.

Piezoelectric element triggers terminal short circuit to prevent fire from overcharge pressure.

A battery module housing portion includes a reinforcing plate positioned between battery cells to strengthen the structure.

A rechargeable battery pack uses a high voltage interruption device to disconnect power lines when internal pressure rises.

Heat expandable microcapsules fill voids in silicon oxide negative electrodes to prevent electrolyte infiltration and suppress thermal runaway.

A rechargeable battery terminal uses a copper bolt and aluminum nut riveted to the cap plate for secure electrical connection.

An energy storage apparatus positions an electrical device between electrode terminals to minimize volume.

Elastic terminal stopper seals connecting terminal through-hole, preventing electrolyte corrosion of current interruption mechanism.

Laser welding joins bus bars to external terminals using a thickness-direction space that acts as a thermal barrier.

A cap assembly uses a dual gasket structure to isolate the current intercepting member from the battery can.

Inclined battery cell groups in dual housing cases eliminate bus bar assembly costs while maintaining electrical connection reliability.

Segmented interface sealing component encloses battery terminals to prevent environmental damage while maintaining air circulation for heat dissipation.

Curved external surfaces create gaps for cooling fluid flow, resolving thermal runaway risks while accommodating electrode volume changes.

Pre-formed protruding portion compensates for dimensional tolerances to maintain weld strength and prevent deformation during manufacturing.

A cylindrical battery gasket features a thinner upper portion and thicker lower portion to distribute assembly pressure evenly.

Eliminating bottom seams in dielectric jackets prevents packaging unevenness and improves thermal contact quality between cells and cooling plates.

Integrally formed bus bars on an insulative cover plate connect battery cells while preventing short circuits and misassembly during module construction.

A comprehensive tire pressure maintenance system incorporates an externally mounted battery compartment to enable easy sensor replacement without specialized tools.

A composite resistance member using a ceramic base and metal layer manages short-circuit currents while dissipating internal heat to prevent explosions.

Externally-attached PTC element merges with tubular battery terminal to eliminate lead wires and reduce manufacturing complexity.

Asymmetric busbar structures prevent short circuits from incorrect battery stacking orientation.

A rechargeable battery insulator uses a fluid receiving recess and discharge outlet to capture permeating electrolyte, preventing electrode terminal corrosion.

Anti-explosion package design for soft-packed secondary batteries uses segmented film adhesion to manage internal pressure.

Free edge strips on ribbon current collectors manage volume changes in silicon anodes, reducing internal resistance and mechanical damage.

A cylindrical alkaline battery design uses a 0.10-0.17 mm case body and controlled manganese dioxide crystal half-width to maintain discharge capacity.

A battery module uses insertion protrusions welded to a connection board for stable electrical connections.

Sealing member connects terminal to cap plate via oblique intermediate portion, preventing deformation during assembly.

Engineered aluminum foil roughness improves interlayer adhesion to prevent separation during compression tests for lithium ion batteries.

A lithium-ion cell housing combines aluminum structural support with copper electrical contact zones to establish reliable electrode connections.

A cylindrical battery cap assembly incorporates a degassing hole to vent internal gas before shipment.

An integrated waterproof plug with deforming ribs seals wire holes in a battery case, preventing liquid ingress without adding separate components.

A bent connection part links electrode terminals between facing rechargeable batteries, reducing charge travel distance and preventing short circuits.

A segmented battery storage case uses an intermediate casing member to reduce weight while maintaining structural integrity.

A top cover assembly with a protrusion forms an accommodation chamber for a deformable plate, eliminating conduction blocks to increase energy density.

A lithium transition metal compound with controlled particle size distribution enhances low-temperature output in nonaqueous electrolyte batteries.