Vent Arrangements TRIZ Cases

A flexible short circuit member protrudes through a vent hole to contact the cap plate, preventing battery explosions from abnormal internal pressure.

Composite cover with localized heat-resistant member withstands 700°C gases to prevent leakage.

Strategic openings in the cooling plate allow vent gases to escape while solid zones maintain thermal conduction for efficient heat transfer.

Segmented clips isolate thermal runaway propagation by routing vent gases through dedicated channels, preventing chain reactions across the battery pack.

Bridge busbar connects cell stacks while a breakable portion melts during overcurrent events to ensure reliable protection.

Segmented monitoring wires break when vents burst, detecting thermal runaway and preventing fire spread in battery packs.

Segmented filling and discharge ports allow precise electrolyte refilling while preserving sealing integrity, avoiding costly dismantling procedures.

Partitioned duct channels prevent flame propagation from one cell to others, stopping secondary ignition in battery packs.

Segmented inlets with an opening and closing device prevent harmful gas entry into the vehicle interior while maintaining cooling airflow.

Copper intermediary layers distribute thermal energy to prevent component burning during thin-wall battery assembly.

Electron beam crosslinking reduces melt index of polymer resins to achieve UL 94 V0 flammability standards for battery safety.

A battery module valve member opens at a lower pressure than the rechargeable batteries to enable rapid gas exhaust from the housing.

A degassing conduit system integrates a rigid stiffener and an elastic flexible part around the safety vent of metal-ion accumulators.

Rotation preventing protrusions secure current collector alignment, reducing misalignment failure risks in prismatic secondary batteries.

Segmenting the lid with ribs distributes internal pressure stress evenly, preventing concentration that causes slow leaks during safety valve activation.

Integrated duct structures in the frame exhaust gas from modules, reducing complexity and cost.

Segmented pack housing directs venting gas through side frames and collects particles in base pockets, preventing thermal runaway propagation.

A segmented battery module housing isolates the coolant fluid receptacle from the gas venting opening to prevent pressure transmission while enabling direct thermal contact.

Inclined pack cover directs vented gases away from adjacent cells, preventing secondary contamination during discharge.

A battery cover ridge deflects vent gas perpendicular to cell alignment.

A restriction plate redirects hot gas flow from unit cells, preventing thermal deterioration of adjacent components and improving sealing member resistance.

Closure elements seal inlet and outlet openings in a battery module housing to contain hazardous gases during disruption.

A pressurizing member applies continuous pressure between plastic cover and metal cells to resolve heterogeneous material contact issues.

Directly joining the current cut-off valve to the connecting member eliminates metal foil resistance, enabling high-power discharge for electric vehicles.

Louvre-equipped covers redirect vented gases laterally to prevent thermal propagation and contamination of adjacent battery modules.

A vehicle battery positions its cooling device on the cell housing top wall to leverage natural convection for heat dissipation.

Relocating the pressure equalizing membrane to an external conduit prevents seal overload and moisture ingress while allowing easy housing access for repairs.

A venting device for battery modules uses a threaded connection and integrated filter to manage gas flow.

A valve composed of stacked discs and rings provides pressure equalization.

Flat low-profile pole connections minimize inductive components, reducing high-frequency alternating current losses in energy storage modules.

A battery housing base incorporates a predetermined breaking point to release an opening for gas discharge.

A uni-directional closure in a battery discharge line opens automatically to vent internal gases.

Cap plate air holes release internal pressure between the inversion and terminal plates, preventing component distortion during manufacturing.

A battery pack housing uses crossbeams to create separated chambers with dedicated venting paths for cell units.

Segmented diffuser outlets on side faces redirect gas flow to reduce local concentration and prevent ignition risks near vehicle batteries.

A threaded sensing component detects carbon monoxide, carbon dioxide, and temperature within battery storage drums.

A protective patch covers the gas-permeable membrane of a battery breather valve to prevent contamination from welding slag and electrolyte spray.

A battery cell positions a degassing opening between two pole taps on one housing side to simplify production.

An insulating member between the electrode assembly and vent redirects lithium ion diffusion to protect the battery casing.

A battery container partition structure separates a mounting plate from an independent pressure relief component to manage internal gas volume.

A battery pack upper case features a constricting portion with lower height to direct high-temperature gas away from the sealing structure.

Partition walls isolate the exhaust duct from the cooling duct, preventing high-temperature gas entry while maintaining battery capacity.

Segmented positive electrode active materials with transition metal oxide coatings enable reliable gas generation during overcharging events.

Offset breaking points form a recess housing a guide element that creates a degassing channel and control device space, resolving compact design constraints.

Porous sealing elements permit airflow to equalize pressure differentials while blocking liquid ingress, preventing mechanical stress on connections.

A stamped hinged vent fractures at low pressure to release gases from the battery housing.

A tilted battery lid with a chimney structure guides gas bubbles upward through parallel slats.

Oxidation compound generates heat to decompose electrolyte components, triggering internal pressure safety mechanisms without degrading battery performance.

Segmented insulation holders support bus bars without holes, reducing manufacturing costs while maintaining electrical reliability.

Side-oriented battery assemblies share a common vent chamber, resolving volume complexity trade-offs in electrified vehicle designs.