Caps TRIZ Cases

A polymeric closure uses frangible connections and a tether to separate into two components while maintaining physical connectivity.

A closure cap system directs excess product back into the container using a catch basin and drainback aperture.

A cap head with internal alignment features centers applicator bristles to prevent mechanical damage during storage.

A vacuum filtration container uses a snap-fit engaging member for rapid attachment and secure sealing.

Twist caps use cam mechanisms to push tear panels, preserving carbonation and simplifying recycling.

Folded insert thermally laminates between multilayer polyolefin components to form a pull tab, preventing delamination during removal.

A child-resistant closure uses a compliant arm and spring to shift between rotation-blocking and rotation-allowing modes.

Segmented can body and cover design with protruding flange allows automatic dispensing devices to open containers without manual intervention.

Vertical stacking of sterilant spraying and air-rinsing chambers reduces device footprint and energy consumption while maintaining reliable cap sterilization.

A container finish with a downward-sloping groove profile reduces material usage and weight while maintaining seal integrity.

Segmenting the closure into a stationary cap and rotating twist ring reduces opening force while maintaining child resistance.

A mask box uses plastic buckling elements with elastic arms to lock the cover onto the base without separate springs.

Segmenting the barrier liner from the structural shell allows clean recycling of the rigid can while maintaining product containment integrity.

Segmented mold cores form frangible connections and sealing tongues in one cycle, resolving angular orientation constraints during single injection molding.

A bandage composition dispenser uses a slot nozzle and air-tight cap to deliver uniform protective films.

Textured sealing surfaces on the package neck and cap reduce friction to ease opening, resolving the trade-off between seal tightness and consumer usability.

Magnetic clutch eliminates gasket wear in aseptic capping machines by transmitting torque through sterile liquid seals.

A container closure assembly uses a barrier sealant in lower lateral grooves to create a multilevel seal against environmental ingress.

A bottle closure assembly uses flexible connecting portions to tether the cap, allowing it to bend back while remaining attached.

A magnetic coupling pair retains the drinking bottle lid adjacent to the container body, enabling single-handed operation without blocking the aperture.

A tamper-evident closure driver device transmits torque via undercut and hooked projection coupling.

A spiral friction ramp cuts and folds inner foil to create a homogeneous opening.

Inner and outer stiffeners align to provide robustness, preventing deformation during production and reducing overall material consumption.

A cosmetic compact integrates a semi-flexible valve seal ring into the cover assembly to create an airtight closure.

A unitary plastic container finish integrates an inwardly extending spout portion with a flat planar sealing surface to direct liquid flow.

A capped reservoir system uses a filtered air vent port to maintain sterility during enteral feeding.

Segmented large and small covers resolve the contradiction between ease of opening and leak prevention through optimized threading.

A sealing cap holds an active material receptacle in a gas-tight cavity until installation.

Imaging systems measure cap orientation relative to the bottle finish to adjust capping machine torque, preventing leakage while ensuring easy consumer removal.

A waste container with a dual-lid latch system prevents leakage during transport by switching between temporary and secure locking positions.

Flexible laminate lid uses concentric weakness lines to enable controlled separation of upper and lower layers for reliable opening.

A lid-spout assembly flap mechanism interacts with annular ridges to secure the coupling ring and lid.

Segmented fluid chambers enable separate additive storage and automatic mixing via pressure gradients, resolving single-chamber limitations.

Interlocked tear strips bond the basket and lid to prevent premature opening, protecting contents from bruising and contamination during display.

A garbage can lid assembly uses a static electricity sensor to detect user presence and slide the door open for hands-free operation.

A wrapping material indicator uses a counter roll and arm mechanism to track remaining film on agricultural balers.

Wireless tag embedded in recyclable closure enables mobile authentication while preventing counterfeiting.

A capping machine control device searches predefined angular positions to identify a sequence with consistent performance.

Radial weakened lines divide a closure's pierceable part into hinged wedges that prevent bottom loosening and ingestion during dispensing.

A spring mechanism draws the closure part into its final closed position via a guide slot.

Nested locking teeth on the lid wall engage upward container stops above threads, improving retention security without adding external complexity.

A pressurizable chamber uses wedged teeth and a flexible seal to draw lid and base portions together for tight containment.

A packaging container with a separate steam releasing seal part maintains internal pressure for steaming.

An integrally formed dispensing cap uses a flexible diaphragm and stress-relieving depressions to resolve sealing reliability versus unsealing ease.

A segmented bottle cap design with an upturned peripheral edge contains spilled liquids, eliminating sticky residue on bottle sides.

An acute-angled protrusion prevents breakage during screwing back, ensuring reliable motion transmission between the cover and cap.

Helical ceiling guide prevents tilting and wedging in beverage bottling plants, ensuring stable transport for disinfection.

Plasma treated barrier film bonded within elastomeric closure minimizes water vapor transmission, enhancing shelf life of sensitive drugs.

Elastic stopper limits cap movement distance to prevent separation during 360-degree discharge.

Transparent sleeve covering security label prevents counterfeiting by enabling remote authentication.