Mechanical Apparatus TRIZ Cases

See how common grounding of water mist and high voltage circuits prevents charge accumulation,

See how a mobile clean room with integrated air quality control and self-propulsion reduces pac

See how a credential-based dashboard replaces manual HVAC reports with real-time comfort metric

See how a parallel expansion device controls heat transfer in the internal heat exchanger to re

See how controllable dampers vent trapped solar heat from window shade pockets into HVAC ducts,

See how pressure-based leak detection activates fans to dilute refrigerant, eliminating consuma

See how a heating system at 56–60°C decomposes ozone from UV sterilization into oxygen, elimina

See how separating vapor and liquid working fluid into independent compression paths prevents m

See how stepped demand responses adjust compressor and fan operation to match fluctuating renew

See how integrating external weather data and thermal mass modeling enables HVAC systems to det

See how a fluid mixing manifold collects and mixes flows within a heat exchanger water box to e

See how optical particle mass measurement replaces pressure-sensitive light scattering to elimi

See how motorized condenser inlet valves and bypass pressure regulation enable low-charge ammon

See how independent refrigerant circuits with leak detection isolate only the affected loop, al

See how a separate receptacle enables accurate liquid-level measurement in turbulent two-phase

See how similarity-based control parameter selection stabilizes air outlet temperature and redu

See how a unified filter assembly with separate regions enables simultaneous multi-filter repla

See how a transformer and diode convert 24 VAC signal wire into continuous power for climate sy

See how programmable scent sequences with on-periods and break intervals prevent olfactory fati

See how cyclic air retention in a plenum chamber enables lower UV intensity and safer operation

See how expansion valve isolation and controlled compressor cycling recover refrigerant from lo

See how pressure and expansion-valve control enable precise thermal power distribution across m

See how a dual-line heat pump integrates dehumidification heat exchangers and valve control to

See how segmented temperature zones in oil storage tanks enable large-scale thermal energy stor

See how a buffer volume with supply valve and pressure sensor maintains high-pressure line stab

See how ambient-temperature-based throttle opening and discharge temperature targets prevent li

See how controlled partial freezing of a zeotropic refrigerant mixture with internal heat excha

See how a dynamic open/close mechanism vents flammable refrigerant leaks outdoors while maintai

See how heating the heat medium releases dissolved air for discharge, preventing corrosion and

See how voice recognition and AI learning replace manual controls to personalize air conditione

See how dividing heat transfer pipes into groups with varying ratios enables independent flow c

See how floor-seated air management with multiple discharge ports, independent louvers, and seg

See how electrically driven three-way valves with preliminary compressor control reduce loud im

See how inorganic hydrate slurry uses latent heat of dissolution and asymmetric pipe sizing to

See how periodic circulation operation with dynamic airflow direction and volume control reduce

See how a first control board supplies DC power to a second board, eliminating duplicate noise

See how a compressed air reservoir and pressure monitoring circuit prevent aseptic status loss

See how parallel pipe branches and counter-current heat exchangers increase cooling power while

See how magnetic bumpers embedded in elastic materials bias exhaust vent doors closed, ensuring

See how a single differential pressure sensor detects evaporator frost via airflow pressure cha

See how sequential pre-filter, chemical adsorption, HEPA, and anti-microbial filters remove vol

See how an air conditioning system maps indoor units to pumps using pipe length and capacity da

See how combining radar, RF scanning, and mobile device data creates unique personal signatures

See how UV factorization of constraint matrices enables real-time model predictive HVAC control

See how an indoor air quality controller coordinates HVAC air circulation with UV-C sanitizatio

See how cooperative vane and fan adjustment across adjacent indoor units resolves temperature i

See how automated valve control and bypass flow adjustment optimize heat pump COP in pool heate

See how automatic motor power adjustment based on real-time air flow measurement maintains dust

A light pipe redirects one LED into a uniform doorbell ring, easing alignment tolerance, assembly, and part count in low-light use.

Reflective polarizers replace absorbing layers in a rear-view mirror display to preserve mirror appearance while improving brightness and efficiency.

Stacked light guides and aligned LEDs replace pixel matrices to cut power use, avoid burn-in, and improve safe symbol display.

A translucent light guide and diffuse reflection screen create larger, brighter, more uniform vehicle signal lighting without OLED fragility or cost.

A molding compound layer replaces the air gap to preserve light decoupling while improving radar transmission in vehicle decorative elements.

A double-segment nested cup frees MR16 lamp space for a larger driver and better antenna placement, boosting brightness and wireless range.

Binder-dispersed narrow-band phosphors prevent agglomeration and sedimentation while improving thermal stability and color conversion in mini-LED films.

Variable dot intensity in a shared light guide plate supports different language key layouts while keeping keyboard backlighting uniform.

A mirror layer behind a structured light guide creates uniform backlighting and a 3D depth effect in vehicle trim with low complexity.

A PCB with openings deflects LED light into light guides, enabling uniform adaptive vehicle backlighting in tight installation space.

An integrated resin panel and light source substrate removes air-gap reflections, improves light guiding, and keeps the display panel thin.

Dual-axis light head rotation and selectable power sources help vehicle-mounted lighting cover wide work areas with precise aiming.

Visual on-off feedback confirms non-contact input while a light guide plate and retroreflection keep the aerial image button structure thin.

Spatially adjustable retention members lock low-profile electrical connectors against wind and vibration while allowing quick release.

Single-layer signal routing links binding terminals to Micro LED light units, cutting via holes, production cost, and short-circuit risk.

Optical signal conversion replaces dense electrode wiring in implantable probe arrays, preserving signal quality and compact neural interfacing.

Heat-insulating structures and LED control keep a power tool's COB light within allowable temperature limits while preserving illumination.

Steerable antennas and liquid lenses calibrate RSSI and TSSI to improve 5G coverage, throughput, and line-of-sight links with fewer towers.

Depressions aligned to side-by-side light sources redirect light in a switch light guide to reduce brightness unevenness across the key top.

Patterned front and side light guides separate signaling and main beams in one compact headlamp without variant-specific outer lens changes.

A lateral light guide spreads erase light evenly across large X-ray sensors, cutting ghost images, artifacts, and reset delay.

A single light guide uses dual extraction elements and a reflector to illuminate multiple vehicle lighting elements with uniform intensity.

Coaxial terminals and sealing layers let a modular LED lamp dissipate heat, stay waterproof outdoors, and allow failed modules to be replaced.

Prismatic turning film and dual light sources shape waveguide output for uniform privacy viewing, lower off-axis visibility, and faster mode switching.

A reflective fleece layer protects woven optical fibers from strain and pressure while improving uniform light emission in vehicle interior trim.

A light guide plate and reflective layer redistribute direct LED light to reduce bright centers and improve keycap edge illumination.

A sacrificial out-of-plane coupler enables wafer-level photonic testing before singulation, supporting known-good-die screening.

Cold-forged outer gear surfaces and an offset carrier layout avoid forming cracks, eliminate heat treating, and reduce recliner rocking wear.

Horizontal LED light enters a light guide and refracts upward around the button, creating slim perimeter lighting without increasing deck height.

A violet pump with quantum dots cuts 440-500 nm blue emission while preserving perceptual blue and a wide display color gamut.

A louvered LED retractor directs light onto the surgical field with one control element, reducing glare, shadows, and overhead light dependence.

An inclined landing guide moves a drone into coil alignment and stabilizes it against wind and vibration for faster wireless charging.

A light guide panel with diffusion holes and reflection planes evens LED luminance in vehicle interior lighting while reducing LED count and wiring.

Side-emitted light and an integrated light guide replace bulky reflectors, cutting lamp volume and weight while improving brightness uniformity.

Adjustable legs, a telescopic arm, and battery power help this site light stay stable and illuminate uneven, remote construction sites.

A waveguide-coupled LED and OLED array enables tunable white light with more uniform planar emission, improved extraction, and stable color.

Auxiliary welding pads distribute bending loads between a flexible circuit board and light bar to prevent joint breakage and uneven backlight output.

An integrated reflective light guide removes rear air gaps in a vehicle radome, improving radar transmission while preserving backlit styling.

Continuous low-index outer layers replace air gaps in a vehicle light-guide panel to maintain uniform luminance, durability, and radar transparency.

Diverging side walls and an elongated bottom in the first outcoupling element spread reflected light and suppress entry-region hot-spots.

A bridged laser-modulator keeps the laser above threshold while enabling precise low-luminance control and wider AR display dynamic range.

A diffuser plate, light pipe, and blocker aperture spread light evenly around connectors, avoiding bright spots while preserving night vision.

A sealed USB and outlet module lets a light deliver fast 5V charging and AC power while reducing overheating and certification burden.

Photodetectors monitor lightguide test light and trigger laser power shutdown when optical path faults raise leakage risk.

A waveguide concentrator packs multiple semiconductor emitters into tight output ports for compact collimation and better thermal decoupling in near-eye displays.

Forming transistor, pixel, and common electrodes in one semiconductor layer cuts LCD mask steps and cost while preserving transverse-field viewing angle.

A split light diffuser separates direct port illumination from signal light, improving charging or tank recess visibility without operator glare.

Variable luminous flux across a directional backlight evens viewing windows, cuts flicker, and lowers power in autostereoscopic displays.

A waveguide built into laminated glazing redirects and extracts light to hide edge sources and improve interior and exterior vehicle illumination.

Elastomer rings push locking keys into handlebar slots to eliminate steering play, resolving manufacturing tolerance issues via a conical intermediary.

A medical display alarm indicator uses a light guiding member with reflecting portions to diffuse light from a single source.

Tool-free adjustable light fixture housing directs illumination while an external heat sink dissipates waste heat to protect the detector.

Displaceable gearbox cages shift gear meshing via levers to resolve the contradiction between high speed and ease of operation in powered jacking legs.

A sight device light guide uses spectral tuning to boost target mark luminance.

Segmenting the backlight module into independent light guide plates prevents light leakage in unused areas while narrowing the intermediate non-display region.

Elastic buffer member accommodates thermal expansion of the light guide plate, preventing arching and optical film damage.

A contact layer matches the refractive index of a single-face prism sheet to suppress stray light in non-spectacled stereoscopic displays.

A variable lever arm control arm adjusts its length during opening to move a furniture flap parallel to the cabinet body.

Wireless power transmission eliminates fragile physical wiring on flexible substrates, preventing disconnection caused by vibration.

Injection molded micro structured optical adapters replace costly polishing to control beam focus while protecting fragile fiber tips.

An annular light guide embeds a chip LED to provide uniform illumination, reducing space requirements and light loss compared to bullet-shaped LEDs.

Sloped reflective portion directs light toward open region, eliminating expensive driving mechanisms and PCB boards to reduce production costs.

A light recycling system uses spatial and angular reflectors to redirect emitted rays back into an LED source for higher brightness.

Curved sidewalls in the protective member prevent collision damage during manufacturing while maintaining protection effectiveness.

Integrated backlight coupling structure aligns light guide plate and display panel, eliminating misalignment from accumulated fastener tolerances.

A lighting device uses a collimator and segmented biconvex lenses to project precise light beams through a small aperture.

Direct contact between the protruding light source tip and the board eliminates the air layer that causes refraction losses, improving luminous efficiency.