Slide Fasteners TRIZ Cases

A track zipper uses a sliding core between tracks to connect components securely.

Rounded edges on the pull tab retainer recesses eliminate sharp metal corners that damage high-end pull tabs, preserving durability and finish.

Hollow areas in the tape enable mechanical interlocking with injected derlin material to prevent tooth detachment.

Rotatable slider pullers align multiple slider bodies on a fastener hub, simplifying operation for users with limited dexterity.

A layered molding process uses elastic material and fabric to create hollow three-dimensional objects.

Nested engagement secures the closure part to the slider body, preventing detachment and foreign object entrapment in the fastener gap.

Segmented zipper chains eliminate metal tooth waste and shipping costs by removing the need for separate gapping machines.

Integrated magnets and guide structures automatically position slider components, resolving manual alignment challenges for users with limited dexterity.

Segmenting the load-bearing connection system from the fluid-tight seal reduces force needed for user-friendly operation while maintaining reliability.

Curved rear end surfaces reduce sliding friction while ensuring reliable sealing at limit positions.

A zipper guide uses a slider key and base trench to align open-ended zipper ends via planar sliding.

Merging control plate functions reduces production costs while maintaining secure locking for zipper pulls.

A slide fastener box pin features a notched region with projecting suppressing portions to hold the second slider at an insert-pin position.

A continuous finishing apparatus introduces sliders onto slide fastener chains using a dedicated introduction member.

Closing the back opening via plastic working reduces slide resistance on thick materials while simplifying mold core removal.

A slider design incorporates a protrusion on the claw hole to minimize collision forces during operation.

An overmolded slider garage seals zipper ends using thermoplastic polyurethane, solving durability issues in Olefin-based waterproof zippers.

Composite elastomer and rigid plastic top end stops resolve sealing reliability versus slider operation friction.

A slider pull tab attachment uses tapered claws to axially support the axial portion while enabling smooth pivoting motion.

Asymmetric closure profiles guide concurrent closing while providing differential resistance to opening forces.

Finger members on sealing portions engage complementary strips while inwardly facing slider flanges urge the components together for secure closure.

Nested fixing bases mate with elastic member grooves to prevent disengagement, resolving instability in zipper head assemblies.

A quick-deploy full-body bee suit uses a detachable weighted skirt to create an insect barrier during donning.

Wide base portion with projecting sections creates a gap that prevents resin interference during opening.

Reduced-width tape extensions fold back to eliminate bulkiness and fraying, resolving the contradiction between attachment reliability and aesthetic shape.

Segmenting the stopping pawl body decouples positioning from engagement, preventing recess interference and stabilizing operation.

Pre-stretching elastic zippers synchronizes length with shrinking fabric, preventing wavy folds and zipper malfunction.

A hinged zipper assembly uses a living hinge to reduce the moment of force required to separate interlocking profile protrusions.

Cutting wheel deforms interlocked zipper profiles to generate audible feedback without separating halves, reducing manufacturing complexity.

Adhesive penetration into fastener tape reduces sliding resistance while maintaining waterproofness.

Integrating thermofusible filaments into the stringer tape matrix eliminates separate waterproof layers, reducing manufacturing waste and device complexity.

A metal lock pull uses a sliding groove to move its head along the body length.

A slidable member on a protruding cord adjusts loop size to attach securely to various zipper sliders.

A segmented wire supply unit intermittently feeds colored materials to a cutting die for fastener stringer production.

Inward protrusions on end stop legs guide and fix the core position, preventing slippage during crimping to ensure reliable attachment strength.

Segmented dual slider mechanism requires coordinated opposite motion to unlock, resolving the trade-off between child resistance and adult ease of operation.

Inclined surfaces and recessions on column portions prevent slip during barrel polishing while maintaining attachment strength.

A method for installing slide fastener assemblies in thin shell garments using reinforced cord bundles.

Fin-shaped waterproof layers with bulbous ends prevent water ingress and grease-induced misalignment in slide fasteners.

Elongated hooks engage recesses in a reclosable fastener strip to block water infiltration through side clearances while maintaining simple operation.

Combining reactive cross-linkable and non-cross-linkable adhesives resolves the trade-off between initial hot tack strength and sustained hot load performance.

A copper alloy fastener with a manganese-enriched surface layer enhances season cracking resistance without strict phase control.

An electric slide fastener system uses a radio receiver slider with feedback control to resolve unreliable motor stopping at target positions.

Modified cellulose fibers in the weft allow reactive dyeing of slide fastener bases, preventing breakage during distressing.

Segmenting zipper tapes allows multiple openings while positioning sliders at intermediate points to prevent puller detachment.

A zipper closure system joins flexible containers using profile strips and a slide mechanism to create an environmentally sealed connection.

A slider body features a raised portion on the lower wing plate to engage coil-shaped fastener elements.

An intermediate body interposes stringers to prevent fluid leakage while dies align tapes during manufacturing.