Hair Accessories TRIZ Cases

Alternating hair regions with distinct curl diameters resolve volume stability trade-offs by supporting larger curls with smaller ones.

An invertible eyelash holder adjusts lashes to a concave shape for precise application.

Metallized polymer film particles in acrylic resin create diffuse reflectance and glittering effects for artificial stone surfaces.

Composite shielding fabric reduces body electromagnetic field strength to prevent predator detection by aquatic animals.

A ventilated hair extension weft uses a polyurethane strip with longitudinal meshes to anchor hairs via microbeads.

Fabric transfer mechanism removes tape-in adhesives without chemical solvents, reducing removal time and skin irritation.

Light-transmissive filaments coated with a coloring composition resolve the contradiction between luminous effect and hair color matching.

Segmented elastic moduli in the wig foundation net lift sagging facial skin while a friction belt prevents upward sliding.

Rotating reel mechanism advances artificial eyelashes through a compact housing, resolving the trade-off between packaging volume and storage quantity.

A rotating nozzle applies adhesive along a circular arc path to eyelash support members, resolving high manufacturing costs and time consumption.

A mechanical inverter adjusts the holder to invert false eyelashes from convex to concave, enabling precise rolling application onto the eyelid.

Polyurethane base with extended side tabs covers frontal fibrosing alopecia including areas in front of the ear while lace edges blend with receding hairlines.

A hair extension removal tool applies solvent through tubing to the bonding area using a pumping mechanism.

Segmented hair strands combine color groups to create a transitory middle section, avoiding permanent damage to natural hair.

A hair extension system uses a linear base member with individual knot parts to attach strands for natural movement.

Polyamide 6 artificial hair with a buried ring portion eliminates anchor components to prevent inflammation and infection while maintaining secure fixation.

Segmented lash extension design positions the base within the lash line to blend hairs with natural eyelashes.

Perforated plates distribute controlled airflow within an enclosure to accelerate drying while preventing texture damage and tangling.

Dopant concentration control embeds a detectable mark of origin in CVD diamond without degrading optical quality.

Segmentation separates the hairpiece from the hat, while universality allows one accessory to fit multiple cap types.

A core-sheath conjugate fiber uses a flat multilobed cross section and controlled viscosity ratio to form artificial hair strands.

A hairpiece securing device uses an adhesive surface and self-adhesive strip to bond directly to wearer hair.

Segmentation and intermediary anchors stabilize elastic bands to prevent tape instability while enabling remote-controlled vertical pulling.

An eyelash dryer uses indirect air heating to curl lashes while preventing burns from high temperatures.

A mechanical clamp tool with a parting needle attaches hair extensions to natural hair without adhesives.

An ultra-thin base sheet with a mesh adhesion layer resolves scalp conformity versus fitting difficulties while promoting hair growth.

Hinged clip embeds magnets to secure hair extensions via magnetic attraction.

Curved magnetic applicator portions hold artificial lashes to resolve application difficulty and poor adherence to the eyelash line.

Multi-component silica gel coating replaces thread stems, eliminating allergic residues and temperature sensitivity.

Rotary bypass shear aligns plant biomass fibers to produce uniform feedstock particles with high skeletal surface area.

Segmenting precision attachment from speed application, the cam mechanism resolves labor-intensive trade-offs.

Inclined surface profiling on a prismatic body guides hair strands for embedding, reducing structural complexity while maintaining adhesion reliability.

Adhesive tape hair extensions attach to natural hair using double-sided tapes, avoiding damage from liquid adhesives or clips.

Medical-grade double-sided tape secures human or synthetic fiber hair extensions, resolving the trade-off between easy application and strong attachment.

Additive manufacturing positions individual eyelashes on a band, avoiding bundled knots that limit design possibilities.

Ridge and groove members constrain the hair product against a base member, preventing slippage during transport while preserving aesthetic appearance.

A motorized handheld weaving tool reciprocates a needle within a protective housing for independent hair extension application.

A hairpiece holder uses a sealed cavity to isolate adhesive couplings from styling fluids.

Rotary bypass shear machine produces uniform plant biomass particles with aligned fibers and increased skeletal surface area.

Acrylic fiber for artificial hair incorporates sulfonic acid monomer and controlled solvent to resolve poor hackling and curl setting trade-offs.

A weftlock fastening device secures hair extensions using a threaded elastic band mechanism.

A composite hair extension resolves the contradiction between fiber strength and hygroscopicity by combining a polyester core with a polyacrylic outer layer.

A coaxial cannula tool assembly extracts and implants follicular units with precise alignment.

A refillable artificial eyelash dispenser uses a removable plate to hold the support strip and displacement mechanism.

Oxazoline group-containing acrylic resin and organic-modified silicone oil adhere to chemical fibers to enhance surface finish.

A bi-fold folder and mesh sleeve encase hair weaves to enable safe machine washing without tangling.

Slidable hair wefts on wires resolve installation pain and visibility issues.

Fusing artificial hairs into knotless clusters enables simultaneous application along the tightline, reducing time and cost while preventing sticking.

A hair augmentation system uses a removable clip portion to attach imitation hair without configuring natural hair.

Homogeneous recycled filler eliminates air voids and bonding defects in solid surface composites.