Removable Lids/Covers TRIZ Cases

See how a dual cog-wheel and lever mechanism enables stable retractable lid operation, reducing

See how a thermally insulated dividing wall and rotatable lid cover enable separate hot and col

See how a magnetic puck with tab feedback enables rotational lid opening, secure sealing, and e

See how a glass-and-metal vacuum container with gasket sealing resolves plastic cracking and va

See how a segmented cup cover with buckle, hinge, and limiting member enables secure opening an

See how localized reinforcement at the outlet closure enables a lightweight, low-profile polypr

See how air discharge portions in a male seal enable complete press-fitting by evacuating trapp

See how a rotating slider body merges direct drinking and straw storage into one leakproof cup

See how air discharge portions in a male seal eliminate air retention during press-fitting, ena

See how modular reusable containers and automated drone equipment eliminate single-use packagin

See how a snap-fitted handle and movable sealing member reduce lid-opening force, prevent spill

See how a deployable lever integrated into beverage container lids provides mechanical advantag

See how localized reinforcement structures in a thermoformed polypropylene lid maintain rigidit

See how a dual-lid assembly with pivoting plunger component accommodates protruding straws and

See how articulated rigid straw segments with sealing plugs solve recyclability and flexibility

See how a lid assembly with aligned channel, latch, and container ribs compresses a gasket to m

See how a segmented straw lid with spill-proof valve and curved vessel interior enables direct

See how a flexible outer rim and protrusion-guided dual channel enable spill prevention with na

See how a segmented opening design enables easy assembly and secure clamping to prevent infants

See how a collapsible straw with sealing plugs and biodegradable materials resolves cleaning di

See how a movable plug in a two-part straw lid transitions between sealed and open positions to

See how a segmented lid assembly with plunger component and pivoting second lid accommodates va

See how a spring-loaded cog-wheel and lever mechanism enables one-push sealing and opening, pre

See how an elastic silicone base component stretches over differently sized vessel mouths to fo

See how a cam-actuated plunger seal uses a slider and resilient member to automatically seal be

See how a variable-length wall section and destructible seal enable an infusion container to ex

See how a modular storage container assembly uses removable cooling inserts and nested thermal

See how a rotatable disk with aligned openings and a sealing ring prevent spills in an open cup

See how a spiral-ring grommet and dual-opening configuration prevent vacuum formation and liqui

See how a segmented outlet lid with asymmetric detachable grooves enables complete removal for

See how a flexible silicon flange replaces rigid flow rings to improve fluid flow rates and eli

See how a modular beverage container uses segmented modules with snap-fit connections to carry

See how a vent shield integrated into the spout closure diverts hot liquid spray back onto the

See how a lid with multiple circumferential drinking openings resolves the orientation constrai

See how a reusable holder with corrugated bottom and hinged lid encapsulates disposable foil pa

See how a rotatable sip ring and elevator assembly with seals and tortuous flow path prevent ho

See how a dual-opening spout with activator-controlled closure balances spillage prevention and

See how a removable U-shaped elastic seal separates from porcelain or glass lid and base, enabl

See how interlocking rails and reconfigurable modules enable locker systems to adapt to varying

See how a spoutless training lid with over-molded gasket and baffle prevents spills while mimic

See how a segmented relief valve with heat insulation balances pressure for easy lid removal wh

See how a flexible membrane translates internal vacuum levels into visible lid movement, enabli

See how a spiral ring and dual-opening grommet system create a tortuous airflow path that preve

See how a push sealing arrangement with sliding cover and upward-blocking sealing piece prevent

See how a paper cup with a peelable polymer liner preserves coffee freshness for weeks while en

See how an asymmetric flange with local maxima near the spout causes a tipped cup to roll into

See how gasket-to-body discontinuities allow air escape during lid closure, preventing pressure

See how a slideable tab within a cavity track controls the drink aperture to minimize spillage

Disk-shaped pedestal stacks and size-matched lid baskets organize containers compactly, saving space and speeding lid retrieval.

A segmented coffee capsule keeps water out of an empty region, enabling one machine to brew both espresso and filter coffee efficiently.

Four integrated seal rings create annular barriers at the cup brim and side wall to prevent hot and cold drink lid leaks.

A pivoting flap creates nose clearance while keeping the lid spill-resistant, reducing head tilting during drinking and transport.

A rotatable lid with pouring recesses and separate flow paths improves sealability, reduces spills, and keeps hot drinks easy to sip.

A curved cup-mounted holder keeps a removed lid elevated during ingredient addition, reducing contact with bacteria on counters.

A rotating slider lid uses integrated sealing geometry and content indication to improve hygiene while avoiding precise-fit complexity.

A compressible seal and integrated latches maintain airtight sealing and stable stacking despite ceramic or glass vessel tolerances.

A threaded locking ring and gasket keep dual-chamber lid openings aligned over each compartment while maintaining a reliable liquid-tight seal.