Mechanical Apparatus TRIZ Cases

Sensor-based indoor airflow control keeps compressor pressure within a safe range in multi-unit air conditioners, improving reliability in high heat.

See how a laminate removable seal with metallic and sealing layers prevents fragrant liquid acc

See how a phase-change heat storage module enables continuous hot water supply during defrostin

See how merging subcooling heat exchange with the condenser reduces pipeline length and pressur

See how a vibration transmission suppressing portion in connecting pipes reduces stress from co

See how differential pipe thickness directs flammable refrigerant leakage outdoors by making th

See how a heat exchange device with four-way valve and bypass pipes enables flexible cooling-he

See how a semantic ontology model classifies BMS objects to improve fault detection, user inter

See how AI-based forecasting applies daily weather and holiday weights to power usage data, eli

See how a defrost controller redirects indoor air heat through a second heat medium to prevent

See how a magnetocaloric conditioning unit and coolant circuit reduce flash gas and recompressi

See how an auxiliary heat exchanger coupled to the housing wall cools refrigerant passively, el

See how a switching valve isolates evaporators during defrosting to prevent heat from raising s

See how calculating average indoor temperature across dwelling units enables automatic water fl

See how first and second valves isolate the compressor chamber during shutdown to reduce starti

See how two-way communication between thermostat and rooftop unit enables real-time occupancy a

See how a sanitation loop with UV lamp, anti-scale device, and three-way diverter valve suppres

See how a stub pipe housing with compliant seals directs escaped refrigerant into the cabinet f

See how independent zone controllers measure temperature differences and adjust circulation fan

See how cover-triggered display switching eliminates overlapping screens in air conditioner rem

See how cooling fin temperature feedback automatically determines air blower positions to preve

See how greyscale offset values at selected drive levels generate a correction function to comp

See how a reversible refrigeration cycle with direct hot-gas evaporator entry and secondary eff

See how an electronically controlled protective grating automatically opens when filter cloggin

See how integrated airside-waterside optimization in a single HVAC controller reduces resource

Elongate jet passages keep side-wall and bottom air jets attached, reducing backflow, turbulence, and exhaust air demand in laboratory fume hoods.

Leak detection in the heat medium circuit triggers flow switching and compressor recovery to keep leaked refrigerant out of indoor spaces.

See how a dual heat exchanger combines flat pipes near the fan and circular pipes farther away

See how power-assisted filter ejection moves clogged filters into view automatically, ensuring

See how an intermediary interface enables air conditioners and external HVAC devices to operate

A recessed side wall around multiple mask vent holes diffuses exhaust flow to cut noise and air jetting while preserving CO2 washout.

See how zeolite adsorbent captures and concentrates CO2 from ambient air to enhance greenhouse

See how short-range wireless communication between remote controls and a communicating apparatu

See how equivalent operation duration integrates wind speed gear and air quality parameters to

See how segmented membrane plate assemblies and nested folded cores transfer heat and moisture

Infrared sensing guides outdoor airflow while dehumidification is separated from radiant cooling to improve comfort and indoor air quality.

See how automated climate synchronization between vehicle and home HVAC uses sensor data and lo

See how machine learning predicts user absence and return times from historical patterns, enabl

See how dynamic heat exchanger temperature adjustment resolves cyclic cooling oscillations to a

See how a flooded evaporator with superheater control eliminates the float switch and large acc

See how modular cleanroom sections joined by tension cables and standardized utility panels cre

See how a heat pump uses the first bypass pipe for both subcooling and injection, reducing comp

See how independent zone fans replace restrictive dampers to maintain fixed net air flow, reduc

See how dual cross-flow fans with reverse-rotation control enlarge return air area and reduce n

Model-based simulation adapts HVAC schedules to weather, pricing, and user preferences to cut energy use and bills without manual resets.

See how open circuit refrigeration with pump-based liquid recirculation and liquid separation r

See how smart electricity monitors at individual outlets detect seat occupancy to adjust HVAC d

See how a refrigerant tank accumulates excess refrigerant during compressor operation and suppl

See how an air conditioner captures drain pan images when fans and heat exchangers are at rest

Dual-layer optical thin film scatters light via controlled haze and roughness to enhance backlight luminance.

An illumination apparatus uses an air gap between a waveguide and sub-assembly to confine light via total internal reflection.

A grid backlight unit arranges light sources in multiple rows to guide light through a color conversion layer, eliminating hot spot defects.

Lens units and an inverse prism sheet guide light beams toward the display panel, reducing cavity height while maintaining brightness.

Segmented refraction and reflection units on a grooved lens maintain directional light distribution when the light source moves.

Longitudinal grooves on reflective surfaces scatter light to blur luminance inhomogeneities, ensuring uniform distribution despite strong curvatures.

Folding solar panels nest inside a lamp cover via a holder, reducing device volume while maintaining power generation efficiency.

Variable thickness at the diffusion plate edges improves brightness uniformity by resolving insufficient light diffusion in thin-profile LCD devices.

LED cluster lights paired with heat sinks dissipate thermal energy to extend lifespan while a reflector provides even 360-degree illumination without shadows.

Asymmetric partial reflection surfaces in a light guide device suppress streaks and brightness variations for uniform image recognition.

Segmented modules with universal connectors resolve the trade-off between installation flexibility and system complexity.

A light source module uses a segmented reflective portion to direct heat laterally from the circuit board.

Liquid optical fibers resolve glass fiber inefficiencies by accepting high-divergence beams, achieving over 95% transmission efficiency.

Tubular light chamber assembly holds optical components in precise alignment, reducing misalignment risk while maintaining structural simplicity.

Segmented waveguides with varying extraction features resolve the trade-off between wide illumination coverage and coupling efficiency losses.

A door-mounted lighting apparatus uses a position sensor to control illumination based on the door's open or closed state.

A backlight assembly uses asymmetric light leakage features to balance brightness from dual light sources.

Automated vision alignment calculates coordinates to guide manipulator embedding, resolving thin plate alignment errors.

A biaxial pivot mechanism uses a transmission gear set to synchronize opposite rotation of casings.

A light source module uses a total-reflection induction layer to redirect scattered light toward the light guide plate.

Flat panel display integrates an optical image sensor within its layers using a directional light unit to provide collimated detection light.

Elastic arms abut the cover body while hooks snap into grooves, reducing leakage and achieving over 70% uniformity in light emission.

Offset microlens array deflects light from sub-pixels to reduce color crosstalk and improve brightness uniformity in augmented reality displays.

Temporal light splitting via alternating polarized beams resolves the trade-off between viewer comfort and display resolution in head-mounted displays.

A light-blocking shutter synchronizes with display emission cycles to block external light leakage.

Lower prism sheet protrusions form an avoidance slot for the adhesive strip to secure stacked optical layers.

A vehicle radome integrates light guides to illuminate opaque rear layers through transparent passages.

Strip-shaped concave structures and convex protrusions on the bottom surface adjust light direction and create air gaps, enhancing forward brightness.

Electrophoretic particles modulate total internal reflection in a waveguide, enabling wide viewing angles without liquid crystal angular dependence.

A dichroic transmission filter passes red laser light to enable BT. 2020 color gamut matching in display devices.

Transfer function models establish coordinated air and fuel actuator positions during commissioning, eliminating trial-and-error tuning delays.

A backlight unit uses holographic exposure to form planar refractive index modulated phase-type microstructures on a photopolymer film.

A bicycle brake lever integrates a distal projection to accommodate multiple hand positions.

A translucent greenhouse cover member filters blue-violet radiation using wavelength-selective layers.

A modular operating room lighting system uses vocal control via integrated microphone and processor for hands-free operation of adjustable illumination arms.

Adjusting reflecting unit dimensions compensates for total reflection angle variations, preventing local resolution degradation in virtual image displays.

A light guide element uses internal reflection surfaces to emit parallel light from a compact optical path.

Alumina shells shield hygroscopic MSxSeyAz:Eu phosphors from moisture and oxygen, preserving lumen efficacy and color gamut in LED lighting.

Microprojection groups on light guide plates maintain separation distance to prevent interference fringes without obstructing light paths.

A lighting unit waveguide uses segmented luminescent materials to emit distinct spectral distributions from separate exit surfaces.

A steering wheel light guide body emits illumination through holes in a covering portion to maintain consistent surface friction.

Decreasing clearance between the reflection layer and incoupling side ensures uniform light distribution across larger illuminated areas.

Staggered low-reflective and light-shielding components eliminate hot spots and light leakage in high-directivity backlight modules.

Minute projection structures coated with high reflectivity material reduce absorption losses and eliminate dark zones across the display surface.

Varying the light guide plate thickness at the incident surface increases luminance in edge-lit backlight units without adding structural complexity.

Perimeter-mounted optical fibers capture and transmit light to collection elements, resolving limited panel contact area constraints.

Integrated snap-fit housing merges LED fixtures with wire raceways to reduce system complexity and installation height.

An inertia-based locking member prevents shock-induced disengagement of the rod-locking element, enhancing security against unauthorized access.

Segmented spherical joint prevents wire twisting during light fixture adjustment, maintaining waterproof seal integrity.