Lids TRIZ Cases

See how a reusable corrugated holder nests around disposable foil pans to provide structural st

See how a hinged protective cover with locking mechanisms and ventilation encloses cooking uten

See how a nested holder assembly with corrugated walls and living hinge clips protects flimsy f

See how magnetic mounting frames replace buckle connections to achieve easy operation and effec

See how a unitarily formed fiber-pulp cup with integrated hinged lid eliminates polyethylene co

See how a two-chamber lid with partition wall and controlled outlet prevents spillage when tilt

See how a flexible-membrane valve in a drinking member vent opens under vacuum to equalize pres

See how a rotatable lock ring intermediary prevents accidental push-button actuation while main

See how a unitarily formed fiber pulp cup with integrated hinged lid eliminates mixed-material

See how an arcuate rib reinforces a thermoformed polypropylene lid outlet closure to maintain r

See how a spiral baffle in a straw lid creates a tortuous airflow path to prevent vacuum format

See how a unified ratcheting fastener secures multiple stackable food containers with a single

See how a permanently hinged lid with locking elements and borosilicate glass construction prev

See how a unitarily formed fiber pulp cup with integrated hinged lid eliminates plastic coating

See how magnetic engagement and frictional biasing between lid and cover prevent spillage while

See how magnetic engagement between lid and lid cover biases closure position to prevent accide

See how a rotational plunger lid assembly transitions between open, closed, and unlocked positi

See how a foldable flap with projection and ledge snap-fit enables easy reopening without wall

See how a hinged lid permanently attached to a borosilicate glass container prevents lid loss a

See how a nested rotatable closure system secures the plug within the lid structure to prevent

See how a cup cover with both flip-mouth and suction-nozzle structures enables two drinking mod

See how a built-in sieve layer separates cereal crumbs into a lower compartment, reducing waste

See how a flexible sealing ring conforms to the spout's convex surface, eliminating O-ring comp

See how a segmented lid with twist fastener and collar-seated seal enables spill-proof drinking

See how an over-center latching mechanism with pivoting activator and cover reduces opening for

See how a silicone cup merges measurement indicators with the drinking vessel to eliminate sepa

See how a shot glass with differential-adhesive peel-off seal and shaker lid enables beverage m

See how a two-part locking mechanism—rotatable cover and button member—prevents accidental flui

See how interlinked shelves and pivoting panels enable tool-free collapse and erection of stora

See how a depressed groove on the cover body captures excess adhesive during installation, prev

See how vertical inlets and slanted reservoir walls drain liquid back when upright, preventing

See how a mold-release surface and segmented straw design solve injection-molding demolding cha

See how a camming surface on a pivoting arm tilts the lid to break the seal and equalize pressu

See how foldable textile side walls form a dynamic tube that adapts container volume to package

See how a movable elastomeric sealing member adapts to various container sizes, preventing spil

See how a twistable spout passage uses elastic material and guided rotation to block liquid flo

Foldable textile side walls let a door-mounted parcel container expand for large packages and collapse around small ones for secure, space-efficient storage.

An over-center lever closure keeps a beverage lid sealed against spills while reducing the force needed for quick sipping or pouring.

A lever-actuated dual-opening lid maintains a watertight seal while reducing opening effort and improving spill-free drinking on the go.

Built-in storage inside a mannequin component keeps paint, putty, and tools enclosed and available, preventing lost repair kits.

A rotating seal assembly shifts from use to cleaning position, improving dishwasher access while keeping the lid sealed and trigger-controlled.

A gasketed valve lid seals a beverage container to prevent spills while preserving easy drinking access and wine oxidation.

A rotatable lid with a triangular sipping opening and air hole spreads hot beverage flow and vents steam to reduce spills.

Injection molding forms a one-piece drink-through lid with a sealable lock-back flap, cutting scrap while improving finish and repeat-use durability.

A lid-insert with heat-transfer channels and inner-wall locking cools hot drinks before sipping while reducing spills and accidental lid removal.

A rotatable lid seal assembly opens for cleaning without removal, reducing debris retention while keeping the trigger disengaged.