Wrapper Twisting/Gathering TRIZ Cases

Reduced coil cross-sections concentrate magnetic flux at corners and overlaps, resolving uneven heating without increasing device complexity.

A forming guide shapes moving webs into pleats to maintain equal path length across the width.

A non-metal guide part constrains the ultrasonic cutting knife movement within a packaging machine to prevent mechanical interference.

Adjustable rollers align heavy cartons on a conveyor belt, eliminating manual handling errors during automated adhesive application.

A sealing station adjusts gassing pressure by discharging gas into a collection volume to maintain consistent packaging appearance.

A high-speed vertical film wrapping machine employs orbitally-reciprocating sealing heads to join shrink-wrap tubes around upright products.

Modulated vacuum and cooling air prevent low-softening films from melting or tearing during packaging.

A sealing body uses a ceramic carrier with vertical through-contacts to integrate heating conductors and sensors for precise thermal control.

A pre-impregnated felt substrate applies high smoke point oils to prevent food sticking and drying out during high-temperature cooking.

Pre-formed sheet lids eliminate on-site film cutting, reducing material waste and dust contamination while simplifying the sealing device configuration.

Grasping the bag during closure enables precise application of a folded element, resolving contradictions between productivity and device complexity.

A packing apparatus adjusts roller pressure via timing sensing to affix sealing tape on cardboard boxes.

A heat-sealing apparatus uses a planar motor conveyor plane to move magnetic shuttles carrying supporting elements.

Homogeneous sealing strips eliminate metal clips in tubular packages, resolving the trade-off between load-bearing capacity and recyclability.

A storage electric sealer uses a sliding plate and press bar to retract components into a compact cuboid form.

Mechanical plunger engagement with top flaps determines box height, eliminating expensive optical sensors and preventing jamming from protruding packaging.

A sealing apparatus uses lugs on a key to correct package skewing before fin formation.

Thermoforming merges filter formation with shell production to eliminate fragile handling steps, reducing rejection rates in packaging machines.

Segmented fixing devices with linear guide contours allow tool-free exchange and accurate alignment, eliminating complex screw-based replacement processes.

Independent carriage movement resolves the contradiction between sealing productivity and tube positioning accuracy in flexible pack forming.

A parallel lever mechanism adapts the anvil position to minimize wear and bouncing during ultrasonic welding operations.

Pre-cut sealing film portions with radial protrusions prevent edge irregularities and machine malfunctions during infusion product packaging.

A sealing method generates a welding force curve with two relative maxima to optimize drive energy usage.

Replacing bulky tubular heaters with a thin-film resistance element reduces thermal inertia and tool weight while maintaining reliable film sealing performance.

Elastic heat sealing rolls create precise separable sealed portions while preventing liquid leakage in high-speed fill packaging machines.

A programmable sealing head moves along arbitrary paths to join thermoplastic articles, eliminating setup downtime and multiple machine requirements.

Drive motor torque and position measurements detect transfer function changes in tubular bag machine transverse sealing units.

An analysis station inspects bag closures before separation, resolving orientation issues that hinder vision technology detection.

Segmented adhesive strips on a perforated base layer allow clean tearing and folding, eliminating bulky roll storage.

A transverse sealing device uses a shared movement unit to coordinate horizontal and vertical jaw motion via dual drive units.

Beveled grippers and engagement fingers reverse index a bag web to open the top while maintaining seal integrity for efficient product loading.

Segmentation of the packaging path into independent modules reduces device complexity while maintaining high productivity and precise bag positioning.

A packaging apparatus adjusts operating devices via a movement mechanism to align with rigid transport elements.

Cooling channels flank heating elements in sachet packaging machines to prevent material overheating and ensure precise temperature control.

Packaging apparatus shapes material web with palpable embossers to create tactile patterns on blister tubes.

Segmented wavy sealing surfaces distribute bond area to reduce film stress and prevent sealant evacuation during ultrasonic processing.

Segmented closing tools move transversely past a plaited section to align and lock a clip, eliminating complex coordinated movement control.

Heat-sealed rigid corners on a flexible film container provide stackability and shape retention while reducing material costs compared to rigid packaging.

Nylon fabric with TPU coating replaces vinyl to eliminate cold cracking and RF sealing costs while maintaining an airtight seal.

Motor-driven positioning system enables automatic selection of cut-sew tools via control panel, eliminating downtime from manual reconfiguration.

A packaging assembly positions sealing jaws at a predetermined distance below the former to form tubular bags.

A shipping container with an open side uses a packaged product to cover the opening and secure unpackaged items inside.

Rounded sealing jaw profiles distribute pressure to prevent ink damage on printed images during heat sealing.

Local ring reinforcement strengthens adhesive splice zones in cluster packs, resisting leverage-induced tearing while minimizing material usage.

Direct motor coupling eliminates gear noise and lubrication needs in food packaging.

Over-travel compensation assembly manages holder-shear drive movement in bag tying apparatuses.

Segmented passages vent excess air before sealing, preventing deterioration in liquid food packaging.

A tape sealer employs a push element to position adhesive tape against irregular objects, resolving unpredictable tape movement at high speeds.

Flexible wipers maintain adhesion on uneven cartons while angled cutting reduces safety risks and adhesive buildup.