Bags TRIZ Cases

A lifting bag uses a detachable strap system attached near the top edge to distribute load and reduce exterior stress.

Nested folding lines and opposing pull points compress the urine bag into a compact state while maintaining structural rigidity for easy handling.

Multi-layered bags with knitted and woven activated carbon cloth absorb toxic vapors, preventing personnel exposure during chemical ordnance transport.

Flexible L-shaped pawls in the locking tie head prevent strap damage and distortion under high load by allowing controlled flexural engagement.

Segmented upper flaps and a peelable closure allow easy opening of heat-sealed packages while maintaining re-closing capability for product protection.

Attaching features on the outer surface of a Z-folded bag allow it to open when pulled from a roll, solving static cling issues without adhesive bonding.

Compatible polyethylene blends with specific densities replace incompatible materials to maintain mechanical integrity while achieving gloss below 50 percent.

A multi-pocket animal waste bag uses surface modifications to mask tactile sensations of contained waste.

Laser welding joins front and back panels while nested handle pegs provide grip, resolving sealing reliability issues in heavy duty salt bar packaging.

Inflatable enclosures create a self-supporting structure that eliminates the need for rigid receptacles while allowing easy deflation via tear strips.

Composite web integrates ventilation mesh with printable film to resolve visibility versus airflow trade-offs in packaging.

Pivoting arms hold a trash bag horizontally to prevent leaves from falling out while allowing rake teeth to pass without entanglement.

A threaded spout with a tapered lead-in mechanism ensures positive engagement with dispensing connectors.

Colored lips on a storage bag closure profile distinguish stacked items and textured surfaces improve grip for easier sealing.

Spanning lifting loops attach across bulk bag sidewalls to resolve visibility issues and improve safe stacking operations.

A gusset grip container integrates a diagonal pour spout with a structural bottom support to enable controlled dispensing of heavy materials.

Single-site catalysts produce ethylene copolymers with controlled molecular weight distributions and uniform melting behavior.

Stitching multiple thermoplastic layers creates a composite handle that resolves the contradiction between high lifting strength and low manufacturing cost.

Composite film structure reduces weight below 20 g/m2 while maintaining mechanical strength and odor barrier properties.

V-shaped fold lines on carton side panels retain the package in an erect position, reducing manufacturing complexity and cost.

A clamping device grips a collapsible container end portion using beaded gripping surfaces to create a reliable circumferential seal.

A gusseted single-chamber infusion packet structure enhances water flow and flavor extraction through lateral volume expansion.

A stand-up plastic bag uses spaced monolayer reinforcement strips to enhance stability and tear resistance.

A die and punch mechanism forms plastic clips around tubular film necks using injection molded thermoplastics.

An ice bag air release valve removes trapped gas without disturbing the compression wrap.

Segmented flexible frame members resolve the trade-off between structural integrity and compact storage by enabling automatic shape recovery.

Thermal sealing replaces mechanical stitching on woven laminated bags, eliminating puncture holes that cause leakage while maintaining structural strength.

A flexible bag uses fastening means to hold upper parts together during filling, allowing lower sections to expand freely.

A flexible barrier laminate uses a water-soluble oxygen-barrier layer between polymer layers to enable recycling without mechanical separation.

Segmenting the multilayer film prevents colorant migration onto products while preserving impact and pinhole resistance.

A foldable transport compartment uses a tension belt to stabilize side walls against vertical loads.

Perforated fold and pivotally coupled flaps create visible tears when pulled apart.

An integrated pull strip separates from a laminate layer to expose a predefined cut in flexible packaging materials.

An embossed nonwoven sheet structure reduces fiber tear by up to 73% during package opening while maintaining sterility through point bonding.

Opposite openings in a laminar bag structure enable complete emptying without complex electrical or hydraulic systems.

A contoured rigid mask moves with the wearer's head to direct emesis into a flexible bag without manual guidance.

Varying lateral weld widths creates a conical pouch with a wider opening, resolving upright stability issues while maintaining material efficiency.

Partition seals divide the interior while mating closure tracks join the top edges, reducing packaging material usage compared to multiple separate packages.

Removable clips attach to container sidewalls to reseal food sleeves, preserving unconsumed contents without complex packaging structures.

A transformable food bag folds into a compact state for preparation and unfolds to package snacks securely.

Pressure shield deflects internal force away from engaging portions to boost leak resistance by 300% without external clasps.