Mechanical Apparatus TRIZ Cases

See how floor-seated multi-port discharge with independent louvers and retractable fans enables

See how a home system extracts sequential instruction patterns from user logs to merge multi-de

See how multi-split air conditioners use sensor parameters from other indoor units to maintain

A bidirectional economizer pipeline replaces complex check-valve layouts, improving heat pump capacity and reliability in cooling and heating modes.

A single actuator links valve and air guide elements so installers can tune airflow rate and discharge direction after installation to reduce drafts.

See how a management apparatus measures network quality, determines degradation levels, and adj

See how segmented enclosure design isolates electronics while exposing the sensor element, redu

See how outdoor units generate secondary addresses from primary addresses to enable dual-protoc

Pressure-sensor feedback and branch calibration improve heat medium flow estimation in air-conditioning circuits with high pipe losses.

See how cover-based display switching between enlarged and detailed screens prevents remote con

See how sequential defrosting procedures with temperature and time monitoring detect frost accu

See how surface temperature sensors and automatic space-type detection prioritize indoor unit o

See how a gas detection module with microprocessor control uses PWM signals to dynamically adju

See how HVAC systems use temperature, pressure, and power sensors with machine learning to dete

See how a sealed UV-C air plenum integrated into a lighting fixture destroys airborne pathogens

See how integrating wireless radio, processor, and memory into a single chip eliminates SA bus

A cone diffuser redirects fill-tube flow to limit cold-hot mixing, preserve stratification, and improve water heater first-hour rating.

See how automated window control uses indoor-outdoor temperature differentials to enable natura

See how molecular sieve adsorption replaces mechanical compression, separating refrigerant from

See how a ventilation system creates differential air pressure across an entrance door to lock

See how an HVAC controller detects input voltage deviations and adjusts to de-rated mode, maint

See how stepwise target temperature control across occupied and unoccupied zones prevents air d

See how a bypass collection pipe with decompression redirects absorbent backflow between regene

See how automatic water discharge and circulation control prevent dissolved-component buildup a

See how UV-C irradiation replaces HEPA filtration to remove airborne pathogens without high pre

See how multi-zone air injection with independent damper control maintains positive pressure to

See how recirculation pumps and control valves mix return and supply water at each chilled beam

See how modulating reheat valve control uses upstream and downstream temperature feedback to ma

See how a dielectric multilayer optical filter transmits safe 200–240 nm UV light while blockin

Hydroxyl radicals formed from low-level ozone and atomized alcohol enable air sterilization and virus inactivation with reduced human exposure risk.

See how a dual-pathway refrigerant recovery device uses sequential pressurization and depressur

See how an automatic opening and closing part discharges flammable refrigerant outdoors when th

See how dynamic frequency-raising with a corner frequency threshold cuts compressor startup tim

See how rigid screw fixing and pre-tightening clamping improve radiator-to-chip heat dissipatio

See how placing the adsorber and catalyst downstream of the plasma generator prevents dangerous

See how dynamic liquid outlet temperature and superheat setpoint control optimize subcooler per

See how short-range NFC communication between terminals and remote controllers reduces labor an

See how a remote maintenance server controls operation rate, set temperature, and compressor ca

A vertically movable dual-case structure shifts discharge height and outlet mode to widen indoor purification coverage and support indirect airflow.

See how segmented outdoor heat exchangers with selective compressor connectivity prevent pressu

See how porous mesh flame arrestors with >60% open area prevent flame propagation in flammable-

See how a unified stop function merges sound recognition control across multiple devices, reduc

See how dynamic HVAC setback control uses occupancy pattern prediction and preliminary action t

See how optimized gas-side and liquid-side cutoff valve leakage rates reduce manufacturing cost

See how refrigerant-type detection controls indoor fan operation only for flammable leaks, redu

See how intumescent and non-intumescent sealing sections enable fire dampers to seal tightly du

A delayed mixing tank lets feedforward valve control track true mixed-water conditions, stabilizing hot water temperature under varying loads.

Temperature-differential feedback adjusts HVAC valve position without mechanical pressure regulators, cutting cost, failures, and startup delay.

See how a portable UV sterilization box uses baffles to create a serpentine air path, extending

Rotating engagement surfaces create mechanical oscillations that reduce frictional resistance and stabilize coiled tubing in deviated wellbores.

A light guide layer with exit surfaces on opposite sides emits light from both directions to create three-dimensional visual effects.

Randomizing light exit structure emission across pixel regions blurs tone boundaries for continuous gradation without high manufacturing precision.

Integrated resilient gaskets compress pleated air filter edges to seal the housing interface, preventing air leaks around corrugated filter boundaries.

Interchangeable reflector portions reduce the number of molds needed for different LED types.

Mounting the light source on a side plate reduces backlight module width, enabling narrow bezel designs in display devices.

Control circuitry creates fused visual content at a virtual distance within the user's accommodative range, resolving presbyopic focus limitations.

A polarization conversion element uses holographic optical elements and a waveguide medium to transform unpolarized light into polarized light.

Segmented air duct plate directs cooling air to substrate, balancing thermal uniformity against structural complexity.

Protruding micro structures on a light guide plate surface reduce total reflection and improve light utility rate across the display panel.

An antioxidant interposing layer adjacent to a quantum dot layer prevents photooxidation and maintains emission intensity.

Perpendicular light guide plates expand the display image area in two dimensions, widening the angle of view without single-axis limitations.

Dispersed carbon particles in silicone resin absorb stray light to prevent scattering noise interference in compact optical measurement devices.

Edge-lit lightguide panels redirect combined visible-light emissions via total internal reflection, reducing glare from semiconductor devices.

A thermally conductive light pipe assembly integrates optical signaling with heat dissipation in compact electronic modules.

Asymmetric positioning of the quantum dot layer suppresses blackening from light source heat while maintaining high emission efficiency.

A metal reflective structure on a circuit board enhances luminance through transparent protective layers.

Segmenting the light guide into functional zones and adding confinement means resolves the trade-off between versatile light effects and structural complexity.

Stacked light guide plates with an intermediate wavelength conversion layer reduce power consumption by efficiently converting near-ultraviolet and blue light.

A unified LED street lamp housing integrates hermetically sealed functional chambers with an externally adjustable cooling surface for standardized thermal control.

An integrated backlight illumination assembly uses light films with redirecting areas to spread point sources into a uniform plane of light.

A luminous glass panel uses a fibrous extraction layer to guide and diffuse radiation from embedded LEDs across the substrate surface.

Segmented light conductors distribute illumination along vehicle surfaces using an offset arrangement that accommodates relative movement between adjacent ends.

A light-emitting module uses a light-modulating member to adjust light emission from guide parts.

A light emitting module uses a light-cutting scattering layer to diffuse emitted light and reduce luminance non-uniformity.

A gear wrench and swing gear mechanism drives circuit board insertion with minimal motion resistance.

Front infrared and back visible sources on a shared substrate reduce length while the guiding element extends the optical path for even illumination.

A mold-free liquid crystal display device uses a terminal frame to support backlight components directly, eliminating the structural mold frame.

Segmented mounting plates and trim assemblies resolve installation complexity by enabling DIY LED retrofits without professional electrical work.

Ground rails act as spacers to reduce panel thickness while conducting heat away from the light-diffusive layer.

A diffusive reflector with protrusions optically couples to a light guide panel via an interface material that reduces interfacial energy.

A conformal dielectric layer varies thickness along a surface relief grating to modulate light extraction efficiency within an optical waveguide.

A front light module relocates light-guiding microstructures to the bottom face of a light guide plate, utilizing refractive index differences between layers.

A color filter substrate adjusts blue light transmittance through varying pixel unit areas to maintain consistent optical output.

An electronic clutch transmits rotary force to cover member rollers through gear engagement.

A landscape light fixture housing bracket slides onto a fixed mounting bracket to create a secure attachment.

Splined crank axle ends provide non-rotatable coupling to bicycle crank arms, simplifying assembly alignment.

A 3D freeform optical coupler shapes light beams to match waveguide modes.

An emotive lighting system uses an optical waveguide to direct light from an LED array into textured surface channels.

A bent substrate light source module with a groove portion enhances heat dissipation efficiency.

A diffractive light guide plate uses intersecting optical patterns to extend light distribution across two dimensions.

Segmented substrate regions scatter blue light to widen viewing angles while converting remaining blue light to red and green, correcting white balance.

Groove structures on light guide plates redirect light from bright zones to dark corners, resolving uneven luminance in thin backlight modules.

A backlight unit light guide plate features separate output patterns for directional and uniform light to support dual display modes.

A backlight module light guide plate uses inclined surfaces and grooves to distribute collimated light from an edge source.

A mirror platform integrates a translucent portion and light guide plate to propagate illumination via total internal reflection.

A light separating plate directs optical paths from multiple sources through a collimation lens and wave guide to form holographic images.

An optical charging system replaces bulky connectors by using a diffused laser beam and PV cells to enable high-speed USB-compatible power transfer.

A steering switch device arranges pressing and tilting knobs on a wheel spoke to maintain smooth surface continuity.

Segmenting the PCB into folded portions minimizes separation between LED packages, enabling narrow bezels while preventing light leakage.