Mechanical Apparatus TRIZ Cases

See how a suspended air-wall system uses compressed air discharge and vacuum ports to create a

See how a modular far UV-C disinfection chamber routes airflow through a serpentine pathway to

A mobile agent maps indoor space structure so cooling settings can be adjusted by zone without installing multiple fixed sensors.

See how a microchannel pre-cooler cools moist air to saturated steam state before evaporator co

See how sensor arrays and adaptive control circuits monitor pollutants like CO2, VOCs, and part

See how a curved cylindrical filter with variable thickness and integrated UV irradiation reduc

Integrated sensors and onboard multivariable control stabilize AHU air temperature while cutting BAS tuning, latency, and energy waste.

See how periodic sensor powering tied to blower status reduces optical component damage and ene

See how real-time temperature monitoring switches flash storage between TLC and SLC modes to pr

See how movable filters transform between extended and retracted positions based on air quality

See how refrigerant temperature monitoring and dynamic airflow adjustment prevent frost buildup

See how automated disinfection, sterilization, and contactless meal service devices eliminate m

See how an air conditioning adapter uses separate updating units for learning models and contro

See how a pressure equalization mode reduces differential pressure before defrosting to prevent

See how a compact air cleaner integrates a thermoelectric module and single fan to deliver cond

See how an air guide apparatus directs purified air to the fan outlet without mixing with ambie

See how an auxiliary heat exchanger with dynamic evaporation region control enables consistent

See how serially connected heat exchangers enable simultaneous room cooling and energy storage,

See how a PTC thermistor protection circuit blocks power signals during incorrect wiring while

See how a portable terminal shares and synchronizes air conditioner settings across multiple re

See how dynamic expansion valve control closes working-unit valves and adjusts off-state units

See how a ventilation system estimates CO2 concentration in multiple rooms using occupancy sens

See how independently operating air purifiers with automatic docking detection enable flexible

See how periodic flow reversal through a valve flushes debris from heat exchanger surfaces, ext

See how a dual-circuit refrigeration system integrates phase change storage to reduce weight an

See how a modular ventilation unit switches between exhaust and intake modes using one hose and

Multiple leak detectors trigger blower shutdown, exhaust fan activation, and damper control to keep refrigerant out of enclosed spaces.

See how differential CO2 monitoring compares zone levels against a reference to detect refriger

Secondary control circuitry calibrates target temperature and bridges missing thermostat signals so HVAC units can run variable modes efficiently.

Varying duct opening areas by floor balances airflow, avoids ancillary room overpressure, and maintains stable smoke-control pressure.

See how CO₂ concentration feedback replaces inaccurate low-flow meter control to reduce aircraf

See how controlled UV irradiance and dose parameters inactivate bacteria while preventing stran

See how segmented cooling coils with variable row density achieve deep dehumidification while r

See how software-based hydronic control integrates ground heat exchangers and dew point trackin

Serial and group pipe inspection uses address allocation and temperature sensing to find misconnected indoor-unit pipes faster.

Edge terminals update air conditioner prediction models locally and trigger cloud relearning only after cumulative errors rise, improving response to weather changes.

Temperature-differential feedback adjusts HVAC coil valve setpoints to avoid inefficient flow zones while maintaining stable heating or cooling.

See how distributed CO2 sensors and dynamic device control prevent hunting, target high-concent

See how distributed control units use Wi-Fi direct protocol to enable autonomous HVAC zone mana

See how elastic threads connecting pleat tips enable uniform expansion and contraction in adjus

See how discharge and return air temperature differentials detect under-firing, over-firing, an

See how a controller checks power-off duration before relay switching to prevent snapping sound

See how pressure differential sensors and mobile app feedback eliminate premature or late AC fi

See how a flexible anti-static mesh filter prevents debris accumulation on heat exchanger fins

A load manager staggers HVAC motor startup over a communication network to cut inrush spikes, lower peak demand, and reduce grid overload risk.

See how perpendicular airflow past a receptacle headspace entrains treatment vapour into filter

See how selecting the slowest-responding indoor unit for water temperature control reduces fluc

See how obliquely oriented through holes in an air deflector redirect airflow upward and downwa

Clip-fixed wire protectors eliminate screw complexity and dark spots by relocating LED connectors into elbow recesses.

An electric bicycle control device uses an adjustable bracket and guide mechanism to position user interface members for rider comfort.

Segmented metal patterns on flip-chip LED substrates reduce thermal stress-induced chip cracks by enabling uniform reflector layer formation.

A multicomponent oxide glass plate with controlled iron content achieves high internal transmittance for large display applications.

Light converging elements redirect extracted light toward shielding regions, resolving the trade-off between aperture rate and light blocking effectiveness.

A double cone-shaped reflector eliminates secondary lenses to reduce backlight unit thickness while preventing mura phenomena and luminance deviations.

A damper with compression and catch portions maintains light guide plate alignment to prevent hot spots caused by gravitational forces.

An oblong steering drum changes the ratio based on position, resolving the conflict between forward precision and turning sensitivity in marine craft.

Active shutter lens blocks digital content leakage from the combiner outer surface, preserving user privacy and social interaction.

Embedded surface relief grating outcoupler expands exit pupil in curved lenses while minimizing second-order diffraction to reduce ghost images.

Segmented waterproof housing isolates electrical components from water channels, resolving safety risks while maintaining high illumination intensity.

A light source unit uses a multiplexing optical member to condense laser beams onto phosphor for efficient wavelength conversion.

An external light source connects via a side-glowing optical fiber to a light guide plate, preventing thermal warping and eliminating heat dissipation devices.

A lighting device uses an external LED filament and a light guide to redirect light via total internal reflection, expanding the emitting surface.

Reflection filters on a color conversion sheet redirect specific wavelengths to expand the color gamut while maintaining high light efficiency.

Segmented backlight modules with reverse prisms and absorptive polarizers resolve luminance trade-offs during view angle switching by filtering stray light.

Integrated sensors evaluate housing position against acceptable ranges to detect displacement, enabling timely maintenance alerts for damaged fixtures.

Orthogonal polarizers and a composite layer eliminate escape light to boost contrast without adding backlight costs.

A double-sided optical lens uses micro-structures to redirect light backward while refracting it forward.

A wearable multi-accessory tool integrates a truncated conical body and tubular shaft to securely store medical instruments.

A flat luminaire housing integrates a top-mounted channel to nest indirect light sources and gear trays within the structural profile.

Refraction decoupling portions control ray exit direction, eliminating inhomogeneities caused by assembly constraints.

Connecting the light emitter to the display panel prevents optical interference with the fingerprint sensor, improving recognition accuracy.

Segmenting the system into a primary light source and interchangeable optical conversion units reduces component quantity while maintaining versatility.

A multi-layer lens approach segments optical elements to minimize material shrinkage and stress during manufacturing.

A multi-color illumination apparatus uses segmented light guide plates with integrated color sources to emit distinct orthogonal light regions.

A light guide plate merges multiple LEDs into virtual sources, eliminating high local luminosity while maintaining precise light distribution control.

A lens design uses a convex inner region to refract light rays toward the emitter axis, improving output efficiency.

A spread illuminating apparatus uses spaced optical sheet edges and a light-blocking member to position components without tabs.

Transmittance adjustment area on the optical sheet edge reduces abnormal light emission from the light guide to maintain uniform luminance across the display.

A dual layer backlight system uses a multibeam diffraction grating to emit directional light beams for 3D viewing.

A light pipe mixes LED output to produce collimated illumination with controlled spectral characteristics.

Microperforated light guide panels distribute LED light uniformly around functional keys, preventing bright spots while maintaining glyph visibility.

Snap-fitted support plates and U-shaped grooves secure LED components, resolving mounting difficulties for large luminous area lamps.

A compact LCOS light engine integrates a micro-display, polarized beam splitter, and optical waveguide to project images laterally near the ear.

Dual-shell quantum dots protect against oxygen and water, eliminating thick barrier layers that increase device thickness and manufacturing cost.

Embedded block with higher volume expansion coefficient accommodates thermal growth within frame grooves to prevent optical film sheet wrinkling.

Frontal control panels on dental examination lights enable one-handed operation near integrated handles.

Segmented gratings with varying pitches compensate for light intensity decay toward the rear, resolving uniformity issues in 3D displays.

A transmission mechanism defines greater average pedal speed in the upper trajectory part to reduce vertical oscillation of the user center of gravity.

A light mixing chamber directs LED output through an optical member to improve backlight focus and efficiency.

A light guide body directs emitted light through specific angular ranges to distinct eye positions, creating a stereoscopic visual effect.

A variable beam characteristics fiber system adjusts optical power density through dynamic confinement regions.

Asymmetric triangular ridges suppress rainbow effects through destructive interference while maintaining image brightness.

Oblique through holes in a base secure light guide pillars via light-blocking elements, eliminating thermal melting costs.

Segmented transport mechanisms reposition tool heads in converting machines, resolving the trade-off between machine productivity and positioning precision.

A rotationally symmetrical optical element with a cavity featuring a diffusing inner surface redirects light beams away from the LED source.

A flexible light-emitting device embeds fiber electrodes within a polymer matrix to generate an in-plane electric field for efficient optical emission.

A privacy protection film uses polymer dispersed liquid crystals to switch between security and share modes while maintaining high transmittance.

A light guide plate uses segmented extraction ratios to diffuse and concentrate light uniformly across the emission surface.