Closures TRIZ Cases

Segmented paperboard components and a self-service tuck flap resolve production complexity while maintaining child safety.

Frangible seals in cap assemblies enable controlled discharge of concentrated cleaning fluids, reducing plastic waste from ready-to-use bottles.

A pivotable spout valve integrates a locking mechanism to control pouring actions.

A unidirectional exhaust valve with an elastic outlet unit and movable control member enables easy cover assembly.

Spring-biased flow control member prevents accidental dispensing by maintaining a sealed position until product pressure overrides the bias.

A self-sealing adapter cap uses a pressure-activated membrane to control fluid flow during milk extraction.

A single pull tab opens a dispense aperture and vent area simultaneously via a torsion stripe hinge mechanism.

A removable cap features a conduction seal closure comprising polymer and aluminum foil layers for automated access.

Nested attachment and pivoting retention portions contain hazardous chemical drips without protruding beyond tote boundaries to prevent breakage.

Pneumatic pressure acts on a compressible container to dispense liquid while preventing bacterial contamination.

A venting cap assembly directs pressurized fluids away from the user through a continuous fluid communication path.

A discharge head uses a locking handle to constrain the valve body adjustment path, preventing unintended medium release during transport.

Injection molding merges the bottle and dispenser into one unit, filtering incoming air to prevent microbial contamination without complex assembly.

A liquid dispensing device immobilizes its sealing component via a cap-engaged constraint mechanism to prevent accidental movement.

A packaging system encases a preassembled luminaire and pole to eliminate on-site assembly.

A discharge container valve uses a hinged swing structure to prevent backflow, stopping ambient air entry that spoils viscous contents.

An external tip seal uses a movable cap to close the core tube, eliminating internal clogging from viscous foam adhesion.

A segmented inner tube bypasses the peripheral seal to admit air, preventing airlocks in non-collapsible containers.

A sealable pour spout uses a rotating cap to align or block an air vent, enabling fluid-tight sealing of the bottle opening.

A hydrophobic membrane in a fuel vent line blocks liquid fuel and water ingress while permitting vapor flow.

A closure spout incorporates a thicker memory band to maintain selected orientation, preventing venting ear overlap and improving flow efficiency.

An antibacterial filtering membrane and silver-ion-treated nozzle maintain liquid sterility without irritating preservatives.

Integrally molded latch back mechanism prevents plastic memory interference during container dispensing.

A modular garbage bin uses a detachable lid frame with engaging units to pivotally connect a cover.

A segmented dispensing bottle uses a pre-cut line to separate the upper pump from the lower container.

A solid ionomer capacitor uses conductive particles in a proton-conductive matrix to store electrical charge.

An insulating fixing member prevents terminal displacement during sealing, reducing leakage current.

A medical device package uses an antibacterial air-permeable sealing member to maintain sterility.

Rotating fingers twist bag material to contain odors without complex knotting.

Segmenting the sealing function into two distinct means prevents contamination from residual contents while maintaining pressure equalization integrity.

A lateral pump mechanism moves cosmetic substance from an inner container to the upper outer portion via a side button.

A packaging valve retracts a pin under pressure to enable axial filling material discharge through an integrated venting system.

A refill pouch with a cam-driven dispensing assembly opens automatically upon screwing onto a bottle neck.

Integrated sealing ribs eliminate separate O-rings, reducing assembly time and cost while maintaining clean tube environment.

Segmented gate valves isolate wine from air exposure during storage while detachable pouring portions enable compact handling.

Segmented locking components and elastic deformation enable child-resistant security while maintaining easy manual operation for seniors.

Segmented annular protrusions join the cover and cap, preventing accidental removal by children.

A medical applicator uses a flexible container and perforation mechanism to dispense antiseptic liquid onto a swab.

A pour spout integrates a lateral venting channel into its coupling cap to allow air escape during liquid dispensing.

Varying the skin-to-foam ratio along the hollow body length addresses structural deficiencies at mounting tabs while maintaining lightweight properties.

A compact container uses a disk-type panel with micro-holes to guide cosmetic solution discharge upward in a diffused form.

A pump depression head uses an annular piston to create a discharge valve seal.

A C-shaped pump stopper acts as a finger pressing member during use.

Porous valve metal powder anodes minimize ESR and frequency sensitivity while maintaining high volumetric efficiency.

Central pin and elastic membrane prevent oblique liquid discharge by lifting the seal under pressure, while an air chamber maintains internal vacuum.

A pourer device uses a converging guide chute to direct liquid flow from bottle necks.

A reflexive box lid folds backward along a rear fold line to store compactly underneath the main compartment.

A sealing nozzle with a push button controls the inlet slit to manage liquid discharge flow.