Mechanical Apparatus TRIZ Cases

See how nested inner and outer evaporator coils use refrigerant phase changes to cool and dry e

See how a centralized refrigeration and fluid distribution system replaces individual dispenser

See how a network of wireless climate sensors creates heat maps to eliminate hot and cool spots

See how calculated evaporator temperature from blower speed and heater data maintains compresso

See how multi-condition motion detection with activity thresholds and time-based filtering prev

See how real-time temperature and flow sensing dynamically adjust valve positions to maintain a

See how multiple machine learning models combine through weighted ensemble voting to detect air

See how a privacy booth uses floor-gap air intake and ceiling exhaust to maintain ventilation w

See how a damper system with air quality sensors adjusts filter intake dynamically to reduce en

See how a controller uses predetermined values and interlock matrices to generate virtual senso

See how dynamic thermal comfort indicators and coordinated multi-device control replace preset

See how segmented housings with surface groove parts and a middle plate form refrigerant flow p

See how flame ionization sensors and integrated control boards detect A2L refrigerant leaks rap

See how dynamic compressor frequency adjustment balances energy savings with dehumidification e

See how UWB distance measurement and terminal-based user identification prevent facility contro

See how an exhaust gas booster enables double-effect absorption chillers to use low-pressure fu

See how obtuse-angle curved sections in refrigerant pipes reduce centrifugal force to improve g

See how a stationary agitation device with stacked disc cells and vibration promotes refrigeran

See how upward gas channel routing and barrier elements prevent condensate from reaching the ga

See how modular cleanroom units with hermetic utility connectors enable rapid deployment, scala

See how a float and micro switch in the water tray automatically shut down the heating element

See how adaptive defrost thresholds monitor heating capacity at multiple demand levels to reduc

See how a discharge apparatus with activated carbon captures odor components during refrigerant

See how iterative temperature and flow rate processing with moving filters dynamically limits t

See how evaporation-temperature-based drain pump control prevents water leakage while reducing

See how a CO2-based refrigerant mixture balances low GWP, non-flammability, and wide temperatur

See how vacuum insulation with grommet-sealed pass-throughs and series evaporators reduces heat

See how a cleaner dispensing system uses geographic location and weather data to adjust cleanin

See how a one-way valve with integrated blocking portion prevents refrigerant backflow into the

See how a bypass refrigerant circuit with internal heat exchanger positioning prevents fusible

See how coaxial refrigerant channels prevent condensation on test array surfaces while cooling

See how coupled airflow and equipment-side models resolve the contradiction between temperature

See how distributed valve casings with individual detectors and a shared discharge structure co

See how suction pressure feedback enables multi-stage compressor operation with non-communicati

See how folded-edge clamp plates prevent deformation during handling and enable snap-fit filter

See how sequential arrangement of cooling liquid system, heat exchanger, and refrigerant system

See how radially inward refrigerant passages with variable cross-sectional area maintain flow v

See how HVLS fans with v-shaped conduits and butterfly dampers move large air volumes at low pr

See how dynamic icon positioning uses selection count data to prioritize frequently used functi

See how predictive control optimizes supply air temperature in direct evaporative cooling units

See how a wet-injection bypass line routes refrigerant to the compressor inlet with valve-contr

See how cloud-based HVAC control generates emissions demand response events using forecasted em

See how predefined parameter combinations merge temperature, humidity, air outlet, and purifica

See how merging gas detection probe, processing chip, and switch element into one control devic

See how delayed valve closure after power failure detection conserves backup power while preven

See how a climate control system uses economizer-based air exchange and sensor-driven prelimina

See how a communication unit enables variable-speed compressor control through existing thermos

Integral spacers self-align stacked AR waveguides, stabilize bonding, and reduce light leakage for more consistent image quality.

A five-sub-pixel OLED layout packs more pixels into limited space to raise PPI, increase aperture ratio, and lower current density.

A sealed rotating dial changes LED beam angle and accessories in the field without opening the fixture or exposing it to water and dirt.

Press-fit grooves and partitions seal RGB light power lines without glue, simplifying assembly while improving waterproofing and reducing wire damage.

Integrated optical microstructures and dual light sources enable thin reflective displays with anti-peep viewing control and stable front illumination.

Total internal reflection collimators and an inclined reflective end face narrow backlight emission while keeping illumination compact and uniform.

A manual reversing gear and quick-disconnect joint let a robotic surgical drive deliver higher cutting and fastening force across more tools.

A light guide or reflective optical element spreads UV radiation evenly across a surface in tight spaces while reducing emitter count and cost.

A disparity sensing port captures left and right display light to detect misalignment and correct binocular AR images for better visual comfort.

Dual metal reflector layers above and below a grating coupler redirect stray light back into the grating to improve coupling and collection efficiency.

Modular clamp jaws and a movable light head let one work light grip varied surfaces and aim illumination at different angles and heights.

Longitudinal jags in edge lightguides redirect light into dark areas, improving office luminaire luminance uniformity without costly diffusive parts.

A segmented middle frame and selective adhesive layout improve LCD image uniformity, reduce deformation risk, and cut glue and power use.

A light-guide optical element collimates and redirects eye images to a small off-axis sensor, improving gaze tracking without large apertures.

Peripheral waveguides, reflectors, and separate LED zones mimic skylight illumination where real windows or skylights are impractical.

Articulated intracavity robotic arms improve surgical mobility through small incisions while preserving insufflation, visualization, and handling safety.

Multi-spectrum e-paper lighting adjusts melanopic lux by time of day to preserve readability while reducing circadian disruption and blue-light harm.

A graded-index grating coupler uses hole patterns and fiber angle tuning to cut back reflection and improve optical coupling efficiency.

Controlled Hammett acidity produces color-stable Mn4+ red phosphors below 10 μm with narrow distribution and reduced internal reflection.

A single display splits left and right eye images through transparent members, cutting AR eyewear weight, complexity, and power use.

A paired first and second lens with an aperture turns LED output into parallel, flat-field illumination that removes source artifacts.

A curved light pipe uses total internal reflection and optical shaping to route light farther in tight spaces while preserving uniform output.

Switchable waveguides and a liquid crystal retarder steer light into viewing windows to preserve luminance and reduce snooper visibility.

A single light guide with isolated backlight regions cuts dishwasher display assembly cost while improving brightness and limiting light leakage.

Passive switchable Bragg gratings in multilayer waveguides widen see-through display field of view and resolution without added bulk.

A glossy layer with tuned refractive index helps black mask areas match display reflectance and brightness in automotive interiors.

A multimode waveguide and funnel combine multi-color emitter output into a uniform narrow emission cone for efficient micro-LED displays.

Multiple waveguides and beam shaping structures spread coherent light uniformly while preserving phase stability in compact holographic backlights.

A spherical ball-and-socket luminaire enables three-axis beam aiming for road markings while resisting unauthorized repositioning and theft.

A rotatable socket and flexible clip arm speed roof light installation while keeping bulbs straight, secure, and weather resistant.

Diffraction gratings in a planar waveguide spread auxiliary light evenly across a large surface while keeping optical imaging hardware thin and simpler to make.

A controlled-loss-tangent attachment member cuts glare while preserving light-guide plate brightness and image clarity in reflective displays.

A concave lens surface redirects LED light into the light guide panel, cutting loss light and improving display luminance efficiency.

An integrated hinge and sealed modular light engine enable tool-free field servicing and upgrades without sacrificing outdoor weather resistance.

Specular and diffuse light-guiding surfaces let one backlight switch between anti-peeping privacy and wide-angle sharing with lower complexity.

Quantum dot conversion and beam-shaping films boost edge-lit VR-LCD backlight efficiency while expanding color gamut to DCI-P3.

Off-axis diffractive optics use total internal reflection to capture wide-FOV, high-resolution eye images without blocking the user's view.

A bent bottom cover relocates the source PCB into inner space, removing the rear cover to cut display thickness and improve wall-mountability.

Hot melt resin fills the chassis-frame gap to suppress vibration noise while cutting parts, assembly steps, and display manufacturing cost.

A grooved light guide cover embeds the light source and protects optical microstructures, cutting front-light thickness, weight, and cost.

Stacked waveguides route real-world light to pinhole cameras while projecting multi-depth AR images for a more natural, compact headset.

Separating pupil expansion into stacked waveguide plates improves spatial use, image quality, and light coupling in near-eye displays.

Independent light sources and dense prism spacing switch a display between sharing and anti-peeping modes while keeping light output uniform.

An oblique fixing element and axial abutment faces simplify column luminaire assembly while securing modules against moisture ingress.

A shared waveguide with diffraction gratings and total internal reflection delivers uniform image light to both eyes while preserving ambient light.

Multiple phosphor layers inside a hollow light guide mix split excitation beams into smooth multi-band output with high color rendering and fewer optics.

Thin-film waveguide optics use total internal reflection and redirection to keep HMDs compact while preserving wide FOV and eye-motion tolerance.

A refractive-index-tuned enhancement layer improves light uniformity, bending durability, and delamination resistance in front light modules.

Two wavelength-optimized Faraday stages and small-spot collimators widen isolation bandwidth while keeping insertion loss low near 1530 nm.

A recessed target illumination sensor measures target brightness directly, keeping the aiming dot visible across uneven lighting.

Embedded directional antennas in suspended luminaires lose link stability due to sway, which this levelling unit resolves by actively counteracting movement.

Inclined light guide paths direct reflected light to sensors while blocking stray light interference.

A diffractive microlens array projects light onto a phosphor layer in a ring shape to distribute energy.

A bent circuit board positions light-emitting elements vertically to reduce backlight module thickness.

Segmented elastic member with pre-formed flange and extension portions compresses against sidewalls to resolve thin buffer positioning difficulties.

First stripe microstructures blur leakage light while second stripe microstructures vary geometric parameters to resolve brightness uniformity trade-offs.

Oblique liquid crystal tilt angles in a circular polarizing plate minimize reflectance and color shift to improve OLED visibility.

Narrow-band filters transmit 530 nm light to alleviate migraine pain while maintaining visual task productivity.

An inclined quantum tube converts blue light to red and green wavelengths, resolving lifespan uniformity issues in field sequential color displays.

Projecting supports on molded materials guide lens bonding to preset positions, resolving misalignment trade-offs that degrade light quality.

A pulsed laser generates simultaneous fluorescence and excitation images to distinguish dispersed objects in flowing media.

An opto-electronic module integrates an air escape structure to balance internal and external pressures.

Irregular lens arrays in the micro-lens film prevent moiré patterns by breaking periodicity, maintaining high luminance ratio through minimized gaps.

A light guide with a tooth-like structure and transparent reflector redirects escaped light rays back into the system.

Integrally formed tenon cradle with multiple ribs distributes installation forces across composite housing structures.

A light head integrates a trumpet-shaped convection chimney to accelerate natural airflow and remove heat from the LED module.

A display device structure uses a strengthened second substrate as the outermost layer to eliminate additional cover glass components.

Integrated backlight packaging mechanism automates film winding to resolve low efficiency and high manpower costs associated with manual operations.

Alternating light source modules with spectral filters achieve 100% Adobe RGB coverage while resolving manufacturing complexity trade-offs.

A fan control system regulates motor speed using plenum air pressure to maintain precise airflow rates across multiple ventilation zones.

A LiDAR deflector uses stray light reflection to detect mirror resonance frequency and optical angle.

Processor dynamically modifies optical cable light emission to match ambient conditions, resolving aesthetic disruption while maintaining data transmission.

Alignment marks on a light guide substrate compensate for thermal expansion deviations, ensuring accurate cutting and high manufacturing yield.

A display device uses a lower substrate and light source to generate polarized color lights via excitation.

A cable operating mechanism uses a segmented positioning member with multiple abutments to engage a wire takeup member at predetermined positions.

A light deflecting device uses a transparent cover layer to protect circular cylindrical microstructures for efficient light outcoupling.

Double gradient linkage assembly minimizes pedal travel to reduce pilot workload and mechanical complexity in fly-by-wire flight control systems.

Concavo-convex thin-film layers on light-guide plates reduce reflection to increase luminance in thin backlight assemblies.

Merging backlight modules into one unit reduces device weight and thickness while maintaining dual-sided illumination through spatial light distribution.

A light spreading structure laterally distributes organic light-emitting diode emission to increase pixel fill factor in head-mounted displays.

A boundary fluorescent body with quantum dots converts edge light to white illumination.

Pivot-mounted panels rotate to seal ventilation shafts, preventing flood damage without reducing sidewalk area.

Nesting base station antennas within street light housings reduces installation complexity while maintaining reliable mobile radio coverage.

Segmented reflective segments on a truncated prism film maintain axial brightness while transmitting infrared fingerprint signals through transparent windows.

Shielding units block diagonal leakage to resolve the trade-off between wide viewing angles and front contrast ratio.

A unidirectional grating backlight uses a reflective island to redirect secondary light beams for enhanced brightness.

Two opposing front light modules provide complementary illumination across a lens array, preventing bright and dark stripes on the image.

Structured elliptical lenses replace diffusing agents to improve uniformity while maintaining high transmittance and reducing light loss.

A vibrator shaft retracts an unbalanced mass via a track and tension device, protecting the shaft from bending or breakage during drops.

A polarization rotator adjusts light state within an optical display system to control image distance.

A chromaticity compensation layer integrates blue pigments into the backlight structure to counteract yellowing in display modules.

Segmented adhesive zones resolve cutting difficulties and poor yield in narrow bezel automated assembly.

Optimizing the prism apex angle between 55 and 66 degrees alongside a 30 to 65 percent haze diffusion sheet reduces glare in thin lighting devices.

Pulsed laser ablation creates a perforated grid in an opaque glass coating to resolve high setup costs and alignment errors inherent in screen printing.

A transfer molding die uses a recess site to form thick portions on resin sheets.

Scattering imperfections on a concave top surface extract trapped light for uniform illumination without complex extraction features.

A backlight module uses light source mounting holes to attach LEDs directly onto hole walls for precise optical alignment.

A splined quill shaft transfers torque between fixed and rotating drive systems in tiltrotor aircraft propulsion units.