Small-Sized Cells Cases/Jackets TRIZ Cases

Dual-layer fiberglass sleeving muffles arc explosions and contains molten material, replacing brittle ceramic enclosures to improve shock resistance.

A battery cap plate features a bending induction groove to direct lateral compression into symmetric deformation.

Alignment marks ensure precise insulating member positioning on pouch battery sealing parts to prevent short circuits and damage during assembly.

Cladded busbars interrupt current flow during mechanical impacts to prevent pouch cell overcharging without adding separate safety components.

A battery protection circuit module package integrates a lead frame with positive temperature coefficient structures and surface-mounted components.

A rechargeable battery channel member creates a dedicated space between the electrode assembly and cap plate to stabilize gas flow paths.

Notched electrode leads interrupt current during pressure spikes, preventing explosions without adding complex protection circuits.

Obtuse case corner geometry minimizes surface scratches during manufacturing, reducing rust occurrence at the upper end portion.

A micro-perforated electrode lead with adhesive properties adheres to the pouch case to secure components.

Graded cathode can thickness prevents iron exposure and leakage without nonmetallic films.

A battery fixing member secures electrode electrical collector parts on the case outer surface.

Stepped case sections increase friction to stabilize the electrode assembly, reducing tab deviation that lowers production yield.

Injection molding a molded insert around battery cells and coolant loops reduces manufacturing time by enabling rapid solidification under ten minutes.

A modular retaining element integrates receiving and fixing sections to secure battery cells within aircraft fuselage structures.

A lithium ion battery outer package seals power generation elements using heat-fusion resin layers joined at a joint portion with controlled extrusion.

A secondary battery safety vent utilizes a localized thin fracture induction part to rapidly release internal pressure.

A battery module bus bar uses a low melting point metal bridge to interrupt current flow during overcurrent events.

Variable thickness in the fixing member balances structural strength with deformation adaptability, preventing leakage and reducing component count.

A hermetic packaging member with a slope portion and plateau portion protects electrode assemblies in flexible electrochemical devices.

Segmented bus bars in a deformable holder reduce mechanical load on battery cells while maintaining secure electrical connectivity across adjacent electrodes.

Segmented bi-metal terminals resolve corrosion and weldability contradictions by combining aluminum and copper sections, reducing manufacturing costs.

Overlapping electrode starting end portions maintain uniform inter-electrode distance, preventing metallic lithium precipitation in secondary batteries.

Multi-directional surface contact between the bus bar and electrode terminals reduces contact resistance and heat generation, extending battery module lifespan.

Variable thickness bus bars reduce heat generation in high-current series sections while minimizing material costs in parallel areas.

A secondary battery collector plate features a protrusion engaged with an electrode terminal coupling opening to secure the electrical connection.

Bending the bottom plate from the can body reduces welding length, preventing electrolyte leakage while improving manufacturing efficiency.

A prismatic battery cell uses a protruding second housing element to secure a peripheral sealing component for reliable electrochemical containment.

An insulating housing encloses battery module poles and integrates contact elements to prevent electric shock and acid leakage during assembly.

An integrated cell cap design reduces component complexity while ensuring reliable current interruption and leakage prevention.

Protruding fastening portions with rounded ends facilitate assembly while preventing gasket abrasion to maintain water-tightness in battery packs.

A dielectric body with a through-hole and gasket isolates the electrode terminal from the cap plate, preventing electrolyte permeation and short-circuits.

A battery outer case features concavo-convex top plates that increase surface area to improve heat radiation performance.

Gold metallization seals ceramic substrates to maintain hermeticity during dimensional changes in sub-0.5 cc cells.

Surface texture on battery contacts directs oxides into recessed regions to minimize resistance from fretting corrosion.

A battery insulating member deforms within a receiving space to reduce compression stress on the component.

Partition walls and a blocking member isolate cell compartments to contain flames while venting gas, preventing successive ignition in battery packs.

A sealed storage battery uses a hot-melt resin joint between folded metal sheets to form the electrode structure.

Asymmetric convex and concave electrode terminals interlock to prevent connection release, eliminating the need for complex fastening members.

Cap plate pressure equalization structure uses a breathable film to balance internal and external pressures in secondary batteries.

A secondary battery uses a mechanical assembly structure to connect bare cells and protective circuit modules without molding.

A multilayer thermal laminate uses aerogel insulation and graphite conduction to manage battery cell heat.

A battery pack uses a stepped protection circuit module to create dedicated mounting space for external elements.

Elastic connector terminals enable detachable physical contact between battery cell groups on a circuit board.

Optimizing tab bending space height to D/10-3D/4 resolves the contradiction between preventing short circuits and maintaining battery core capacity.

Segmented cover skirts eliminate label adhesion steps, reducing manufacturing complexity and costs.

Wavy cell irregularities mesh with holding member grooves to prevent rotation, eliminating separate jigs and reducing component count.

Bent opening ends and annular constrictions in small cylindrical batteries relieve internal pressure while maintaining electrolyte seal integrity.

A porous fabric envelope surrounds the battery housing to trap sparks while venting gases, preventing ignition in an oxygen-depleted zone.

A cylindrical battery encasement uses a lip and ledge configuration to manage structural stress distribution.

Inclined connection surfaces separate electrode leads under pressure, preventing electrical discharge and explosions in pouch batteries.