Cell Lids/Covers TRIZ Cases

A memory-alloy valve cover deforms at a preset temperature to vent battery gas while non-welded assembly avoids welding-induced phase change.

An integrated upper spacer and inner gasket component connects via interlocking features to secure the electrode assembly within the battery case.

Elastic pieces in the holder deform to accommodate battery swelling, preventing stress accumulation that causes disconnection.

Integrated cooling channels in contact profiles dissipate heat from high-current battery cells, preventing thermal damage and maintaining performance.

A rechargeable battery vent plate adheres to a protruding reinforcing member on the cap plate, creating a stepped structure that isolates the seal from external forces.

A battery module uses busbars and inlays to form a support surface for the top cover while integrating gas exhaust vents in cell cap assemblies.

Segmenting the end cap into distinct plates resolves molding precision issues while maintaining sealing reliability.

Segmented elastic connections allow defective cells to be removed without discarding the entire battery module, reducing material waste.

A vented battery cover uses snap features and a labyrinthine path to manage gas flow while preventing electrolyte leakage.

Foamed plastic battery housing absorbs impact energy and releases internal pressure during thermal runaway events.

Melted fitting ribs secure the top cover to the side plate, resolving coupling strength issues without guide jigs.

Uniform insulating covers on a single plate reduce die costs and assembly complexity by accommodating electrode tolerance variations.

Vertical reinforcing elements between floors resolve the contradiction between crash performance and installation space in vehicle battery housings.

An L-shaped groove engages a protrusion to fix a battery pack, eliminating screws and improving workability without requiring separate pressing actions.

A battery pack cover features a barrier wall with round portions surrounding cell vents to guide flame discharge through controlled exhaust paths.

Segmented cover portions with elastic connectors absorb cumulative tolerance in battery assemblies, improving attachment workability.

A sliding cover and base plate with rails enclose lithium ion batteries for safe handling.

Parallel battery arrangement with conical coil springs prevents power disruption from external vibrations in measuring instruments.

A secondary battery safety vent uses a sloped surface and specific groove geometry to manage internal pressure.

Injection-molded insulating barriers with protrusions and recesses secure battery poles, eliminating friction welding to reduce installation time and costs.

Bus bars route through vehicle width gaps to maintain minimal battery pack height while ensuring reliable electrical connections.

A battery pack upper case features a protruding part that presses against the cell assembly to secure a protective sheet over opening holes.

Inverting external labyrinths inside the lid simplifies cleaning and prevents acid residue accumulation that attracts humidity.

Segmented venting holes manage gas release to prevent premature bursting during manufacturing.

Protective sheet blocks spark particle transfer between cell assemblies during thermal runaway, preventing explosions.

Irregular chamfered injection hole geometry prevents groove formation and cracks during sealing, reducing electrolyte leakage.

Insulating cover with separation wall members limits busbar spacing to prevent direct contact and metal protrusion growth.

Segmented hollow pillars yield radially to secure battery cells, eliminating axial displacement without increasing manufacturing complexity.

Handling openings in end plates resolve interference between fasteners and narrow flanges, streamlining rechargeable battery pack assembly.

Barrier walls in a battery cell bundle create separate installation spaces that direct gas discharge away from adjacent cells.

An intermediary spacer contacts the container outer wall when it bulges, suppressing positional displacement and ensuring a secure joint.

A tapered busbar adjusts cross-sectional area to maintain uniform current density across parallel battery cell rows.

Localized thinning of the caulking portion enables laser welding while maintaining mechanical strength to prevent peripheral member deformation.

Injection-molded upper insulator wraps pole protrusions and locking blocks to secure battery poles within the top cover sheet.

Radial connection plates unify electrical distribution and mechanical coupling to resolve manufacturing complexity in scalable battery systems.

Segmented release buttons on opposite housing sides allow users to detach batteries while maintaining tool grip, resolving ergonomic handling constraints.

Coupling rods and adhesive join battery housing covers, eliminating welding heat that damages cells while boosting structural rigidity.

An electrically insulating flap in a battery cover assembly connects terminals to electrodes while consolidating multiple insulation functions into one component.

An adhesive pocket captures overflowed bonding material to prevent external defects while alignment ribs ensure precise cap cover positioning.

Chamfered injection hole geometry prevents groove formation during sealing, eliminating welding defects and improving airtightness.

Multi-opening caps enable flexible electric cell arrangement by accommodating conductive members at different angles without redesigning the cover.

Stackable mobile power packs use probe-type connectors to merge capacitance, resolving the trade-off between high capacity and portability.

Lower rigidity in the connecting portion absorbs vibration stress, preventing disconnection of the current interrupting mechanism during impact.

An exchangeable battery module enables continuous operation without external power, while a slidable lid shields UV light to minimize hazards.

Replacing rigid hinges with an elastic spring and magnet system prevents structural breakage during repeated opening and closing cycles.

Buffering space between safety vent bending unit and main body absorbs crimping pressure, preventing short-circuit pressure reduction during assembly.

Insulation piece separates conductive plate from deformable CID, preventing breakage during assembly while maintaining structural integrity.

A deformation prevention member maintains a stable gap between the pack case and top cover to ensure reliable venting paths.

A battery connection member uses coupled metals with different melting points to interrupt current flow when temperature rises.

A power battery top cover uses a sealing piece to block the path from the fixing hole to the interior.