Mechanical Apparatus TRIZ Cases

See how a chiller uses one tank and pump with individually controlled heat exchangers to serve

See how an operation terminal uses beacon signal intensities from multiple air conditioners to

See how flow rate adjusting valves and auxiliary heat exchangers ensure complete refrigerant co

See how interchangeable upper and lower pans allow tank inversion to minimize thermal stress an

See how a lid-mounted pump and spray nozzle enable portable air conditioning with heat-exchange

See how distributed wireless sensors create heat maps to eliminate hot and cold spots through v

See how integrating the electrical feed and motor inside a flange-mounted inline valve eliminat

See how separating core control logic and operating data into primary and secondary memories en

See how bypass circuit control with temperature feedback eliminates evaporator frost unevenness

See how a fan-driven UV chamber concentrates pathogen-inactivating radiation in a compact volum

See how a mobile air quality sensor with location tracking and digital twin integration achieve

See how flow path switching apparatus reverses refrigerant direction to achieve counter-flow co

See how opposing air jets from dual outlet slots create differential pressure to block draughts

See how dual one-way valves and a refrigerant storage tank prevent liquid slugging in compresso

See how merging ventilation heat exchange with refrigerant-based cooling enables precise humidi

See how embedded heating wires uniformly heat filter media to kill biological contaminants, mai

See how temperature sensing and forced airflow prevent solenoid overheating and dust buildup in

See how hot gas reheat, compressor modulation, and ERV integration maintain 45°F dew point at p

See how a self-contained monitoring device powered by the HVAC unit collects internal and envir

See how distributed gas detection modules and coordinated air cleaning devices achieve ZAPClean

See how a movable discharge cover and dedicated fan prevent purified air from mixing with conta

See how medium temperature discharge gas from compressors defrosts evaporators faster with lowe

See how airflow-based switch control prevents electric heating coil overheating in HVAC systems

See how a refrigerant-coil rapid-chilling system maintains cold water temperature during high d

See how magnetic bumpers with embedded permanent magnets secure rotatable exhaust doors, improv

See how a fume hood monitor detects mobile devices to receive and display personalized settings

See how a three-dimensional HVAC filter with varying depth and recyclable materials fits snugly

See how magnetic sensors and a rotation transmission part enable precise discharge cover positi

See how dynamic travel-time calculation and adaptive setback temperature reduce HVAC energy was

See how an HVAC controller activates infection control mode, calculates risk scores from enviro

See how independent superheating regulation at two evaporators enables precise temperature cont

See how actuator-controlled valves sense contamination and automatically isolate breathable air

See how a controller automates electronic expansion valve fault positioning by detecting temper

See how a current reducer intermediary enables smaller, affordable gas generators to power air

See how a ring-shaped lighting assembly merges with the dispenser body to display operation and

See how automatic sensor determination and pre-associated space mapping enable simultaneous mul

See how a computing unit monitors particle concentration, occupancy, and weather to dynamically

See how energy storage devices offset combined indoor and outdoor AC loads to reduce peak elect

See how energy storage devices and aggregator-based load shaping enable air conditioning system

See how a UV device uses reflective surfaces, high-velocity air, and ozone generation to kill p

See how dual flow paths with coordinated valve control maintain secondary refrigerant above dew

See how a cascade heat exchanger bridges CO₂ and liquid cooling circuits to prevent condensatio

See how multi-zone air conditioning uses occupancy detection and real-time electricity pricing

See how processor-controlled air flow reversal and refrigerant-based frost formation enable aut

See how a heat pump system uses pre-cooled water and ice produced during off-peak hours to cool

See how controller-mediated utility messaging and energy storage charging enable air conditioni

See how a unified three-phase inverter integrates grid and energy storage to reduce AC system c

See how a wall-mounted thermostat wirelessly controls a window air conditioner via an intermedi

A planar shutter, light guide plate, and photodiode array improve detection clarity by filtering unwanted noise light.

Four-layer anti-reflective coatings manage reflection and polarization phase retardation for clearer, more uniform waveguide output.

Polyhedral light-guide microstructures with 45–90° orientations address uneven entry-side illumination in reflective display panels.

Opposite diffraction orders split FOV while wavelength-selective coupling limits cross-coupling.

Idle-state voltage division detects RS-485 polarity errors without passive waiting.

A bottom-and-side light assembly uses reflection and light guidance to improve display contrast while reducing thickness and power use.

A transmission and re-incidence path recaptures light otherwise lost, supporting distinct patterns while limiting glare in vehicular lamps.

Quantum dots and Mn4+ phosphors narrow emissions, reducing filtered light loss.

A folded beam path keeps MEMS light projector modules slim for VR and AR integration.

A light guide and reflector form a second pupil outside the guide, improving brightness and light efficiency while limiting thickness.

Separate waveguides encode and decode wavelength ranges with dedicated diffractive optics, improving HMD brightness, resolution, and eyebox.

A ceramic converter in the fiber-optic guide provides white or colored light for dental inspection without separate instruments or filters.

This case uses a holographic diffusion plate and sapphire light guide to widen irradiation while reducing scattering, light loss, and heat.

A light guide and separate functional lighting conceal standby structures, then reveal three-dimensional touch patterns.

A polarization separation and conversion structure balances local grating extraction to deliver uniform, coherent light for 3D displays.

A raised corner and arcuate connecting side reduce edge spacing for nearly uninterrupted, homogeneous vehicle illumination.

A 200-degree hinge separates work and hazard light positioning, while dedicated actuators support flexible illumination and signaling.

Tapered slits guide edge lighting through a slim acoustic tile for uniform illumination.

Reflectors route divided beams through separate light-guide sections, preserving the main illuminating area with one luminous source.

Interleaved grating zones tune diffraction efficiency to expand the eyebox, improve image uniformity, and reduce rainbow artefacts.

Time-offset independent sources avoid complex scanners for sub-diffraction MINFLUX fluorescence localization.

This case matches plastic-frame curvature to the display panel, dispersing corner stress that distorts liquid crystal and causes leakage.

An integrated lamp holder and inner plug use snap-fit alignment and riveted contacts to simplify assembly and protect against rainwater.

A varnished coloring layer and plated silvering create a one-way mirror that reveals dynamic colors when rear illumination is applied.

A partially reflecting PRLG and coupled light-guide portions enable two-dimensional aperture expansion with simpler manufacturing.

This case uses different polygon edges and non-overlapping flexible boards to stabilize display and touch functions during assembly.

A rim-mounted display, reflector, and curved lightguide expand AR field of view while folding optics into a thin frame.

Cold bending forms curved panels while reducing thermal damage and defects.

A light guide integrates visible display output with infrared biometric authentication, health monitoring, and touch sensing.

Learn how tilted panels and matched diffusion or polarizing layers reduce transparency differences and improve dual-display image quality.

This LED light string uses optical fiber and side emission to preserve brightness around obstacles with fewer diodes.

This case uses a 10-50-radius merging section to guide light by total internal reflection and limit unwanted coupling out.

A spring-loaded ridgeline clip secures bulbs against weather, guides wires, and enables damage-free installation and removal.

Thin alternating polymer layers use PET/PEN composition to control polarization, maintain angled light transmission, and resist solvents.

A grooved light guide and reflective films direct peripheral emission, reducing camera crosstalk while preserving uniform appearance.

A low-index adhesive interface guides light by total internal reflection for compact HMD optics with wide FOV and eye-motion range.