Closures TRIZ Cases

An air channel in the transmission closure allows gas exchange to equalize pressure, preventing lubricant leakage and contamination inside the housing.

A container structure with an elastic thin film discharges fluid via contraction force, eliminating the need for bulky pumps and reducing device size.

Disposable silicone and Teflon sealing pieces prevent leakage from aging plugs while simplifying manufacturing processes.

A wiper fluid container uses a movable connector to control fluid communication between the reservoir and filling component.

Silica particles reinforce the hydrophobic film, preventing breakage during cap cycling.

A sealable pour spout uses a sliding cap to control fluid flow through an inner conduit, preventing organism entry by occluding the vent.

Air tubes extend into bottles to equalize internal pressure with atmospheric air, preventing glugging and enabling smooth liquid flow.

A medication dispenser uses a hemispherical cylinder check valve to control liquid flow and prevent backflow during dispensing operations.

An annular interface thickness covers packaging edges during molding, preventing product contact and spillage.

Stencil printing dry valve metal powder creates discrete anodic components, eliminating cutting steps to improve volumetric efficiency.

Segmented base drainage regions and multi-level handles resolve safety and handling trade-offs for organic peroxide transport.

Segmented lamellae adapt to varying bottle neck diameters while maintaining consistent sealing quality.

Segmenting the main body into arced pieces prevents residual flavor contamination between beverages while maintaining a waterproof seal.

A cleaning agent nozzle uses a central cone and sloped vanes to create triangular dispensing openings that direct fluid flow.

An inclined bill with an inner groove constrains liquid width stability across varying container inclinations, preventing spills and ensuring smooth pouring.

Cylindrical vessel geometry accommodates rectangular banners to eliminate specialized banana-shaped cuts and reduce material waste during manufacturing.

An integrated liquid dispenser with a one-way valve eliminates bulky head caps and allows directional output in any orientation.

Flexible valve seat seals liquid chamber before nozzle rise, preventing backflow into air passage that blocks flow paths and increases operational force.

A fuel hose uses DBU salt and zeolite to bond NBR-PVC rubber to THV resin layers.

A pliable membrane forms a normally closed discharge aperture that opens under pressure to dispense fluid from the container interior.

An elastomer membrane with intersecting slits regulates dosing precision while resolving the trade-off between structural stability and child safety.

Segmenting the flow path via a peripheral skirt prevents liquid contact with threads, reducing gas loss and improving hygiene without complex mechanisms.

Balloon structure maintains consistent delivery volume during hand squeezing while check valves prevent liquid upraising and enable rapid flow stopping.

An inner cap and straw system mixes mineral liquids with filtered water, ensuring consistent dosing while preventing bacterial contamination.

A three-chamber squeeze bottle design prevents air contamination and nozzle clogging by using separate air and vacuum chambers to control liquid flow.

A tubular application container features a holding portion that contacts flattened material surfaces to secure the component during axial feeding.

Hinged baffle plate regulates flow based on head pressure to reduce dosing variance and mess during one-handed pouring.

Multi-chambered vial calibrates an ion-detection needle to verify accuracy, reducing iatrogenic injuries from operator-dependent spinal procedures.

A pierceable cap uses a single frangible seal to form a leak-proof barrier during storage and transport.

Segmenting the closure into nested shells requires sequential push-and-turn inputs, resolving child resistance without excessive device complexity.

Flaky silver conductive sheets replace adhesive pastes between cathode layers, eliminating gas cavities that increase equivalent series resistance.