Wrapper Twisting/Gathering TRIZ Cases

Movable welding jaws create adjustable multiple weld seams, preventing leakage from product particles and material variations.

A flexible film lid uses an undercut rim and pressure-sensitive adhesive to reseal a container base.

Vertical movement of the receiving member prevents article damage and film tearing during multiple drops in packaging operations.

A plastic member interposed between a heat-conducting supporting body and a magnetic flux-concentrating insert distributes mechanical stress across the induction sealing device assembly.

A balloon sealing apparatus folds the neck using a tape roll and a protruded wheel to create an airtight closure.

A tray sealing machine lifting mechanism accelerates and decelerates to pick up and deposit trays gently.

A packaging filling machine uses a pressure flange to stabilize liquid food flow during container formation.

Segmenting the reel into two identical halves creates a double-wall hub that resolves the trade-off between manufacturing complexity and mechanical durability.

A star wheel apparatus integrates adhesive tape dispensing and product urging to secure bundles efficiently.

Sensors measure product dimensions to adjust forming sets and sealing stations, resolving reliability issues caused by varying product sizes.

A pre-formed cut on adhesive tape guides peeling along a mating portion, resolving the trade-off between sealing reliability and manual unseasing effort.

Rotating cam moves welding sheets between wedge and spread positions, eliminating damping device failures that cause production interruptions.

Segmented film elements separate along a sealed edge to create accessible receiving chambers for packaged items.

Adjustable cam mechanisms control folding flap movement to prevent twisting and damage during ultrasonic sealing of stiff packaging materials.

A packaging assembly uses a dispensing device to cyclically rinse the sealing member with fluid flow.

Interchangeable blade and heating modules resolve the trade-off between device complexity and versatility in plastic bag sealing.

A boxing device controller adjusts packaging box quantities in real time based on machine status.

A brewing packet uses biodegradable films and an integrated filter to extract flavors while maintaining freshness.

A packaging unit uses sliding jaws and hydraulic cylinders to heat-seal tubes while dynamically adjusting sealing strip distance based on real-time weight measurements.

An epicyclic transverse seal system reduces mechanical vibrations while increasing productivity to 150-200 packages per minute.

A flow-pack packaging machine positions the electrical control board above the upper horizontal plane to reduce ground footprint.

Tokens attached to the sealing tool allow sensors to measure signal timing differences, resolving ambiguity between protruding products and foreign objects.

Segmented resistor elements in the sealing machine enable localized heating based on package height, reducing energy waste from non-uniform heat distribution.

A clipping machine uses a linear guide to move the second closing tool relative to the first, ensuring sequential closure.

A consumable bitumen bag dissolves into the product during use, eliminating residue waste from conventional steel drum storage methods.

A prediction unit compares article sensor output with stored settings to skip cycles when jamming is likely, preventing product defects.

A timing belt drive system with toothed pulleys and meshing patterns prevents slippage in sealing machines.

Bent film tab extends from elongated product ends to enable easy opening while reducing material usage and maximizing printing area.

Rotating shafts and cams guide jaw motion, reducing component stress and preventing malfunctions in powdery packaging environments.

A motor-driven machine closes flexible containers using synchronized feeding and cutting mechanisms.

A fully automated packaging system fills and seals inner bags using a vacuum welder applied to a folded channel.

Segmented components and extraction principles enable field serviceability and consistent cuts without complex disassembly.

A heat sealer tooling assembly uses a guide clip to align with a support structure for precise positioning.

Segmented motor control with connecting rod transmissions resolves complexity-productivity trade-offs in food packaging machinery.

A heated sealing frame creates a temperature gradient to separate lidding films without mechanical knives.

Pneumatic cylinders with flow control valves minimize dynamic stress and vibrations during return strokes.

An automated case lifter disengages packages from drive belts at a holding position to prevent misalignment and operator fatigue during random case sealing.

Rotating arms and grippers clamp filling tubes to replace unstable vacuum suction, reducing labor costs.

Lateral energy introduction prevents local overheating in plastic friction welding, enabling reliable welds while maintaining compact device space.

Selectors form nested product packs while movable compression plates stabilize groups, resolving adaptability versus complexity trade-offs.

Outward bending of the sixth panel prevents polyethylene residue adherence and ensures sufficient protective length for side surfaces.

A bagging machine uses a breaking element to tear a web and a pulling device to open an envelope for item insertion.

Radially adjustable guide elements support flexible tubes, eliminating multiple sleeve changes for varying wall thicknesses.

Self-service positioning arms center bales on the chute to eliminate manual handling risks while improving worker productivity.

A self-inserting expansion plug pre-expands tubular casing held by a grabber, minimizing elastic fatigue and material waste during automated packing.

A dispensing nozzle sprays cooling fluid onto sealing members, preventing overheating and reducing water consumption in packaging assemblies.

A rotary sealing apparatus uses a cavity alignment unit to stretch base foil for precise blister pocket positioning.

Adjustable carrier tracks enable rapid changeovers between different sized pouches, reducing downtime and improving operating efficiency.

A heated punch assembly creates openings in packaging material while thermal isolation prevents heat transfer to seal jaws.

Segmented counter-tool parts apply independent force to seal and cosmetic weld zones, preventing cosmetic reopening while protecting seal integrity.