Mechanical Apparatus TRIZ Cases

See how automated valve control and environmental monitoring optimize water flow rate and heati

See how phase compensation and frequency-ratio feedback stabilize compressor motors at low spee

See how repositioning the fusible plug and pressure relief device to the front removable panel

See how reusing the communication circuit as a power-on control loop reduces hardware costs and

See how a gate electrode positioned at carbon brush level enhances ion emission while minimizin

See how neural network control replaces rule-based cooling systems to optimize flowrates dynami

See how a gas discharging device and elevated discharge path prevent flammable refrigerant from

See how heated air delivery through ducts disinfects filters and water tanks without UV radiati

See how a movable wall and expandable definition sheet create an isolated work space that allow

See how a resin joint between heat generating and temperature measuring elements improves therm

See how pressure sensors in overflow openings detect door events to eliminate complex door sens

See how reverse liquid flow and ejector-based pressure control enable defrosting of selected ev

See how multi-antenna MIMO and spatial distribution overcome signal attenuation across multi-fl

See how dual circulation passages with dynamic switching enable rapid temperature regulation ac

See how integrated photovoltaic and absorber panels drive natural convection air conditioning w

See how thermal imaging of surface temperatures replaces localized air sensing to improve ambie

See how combining short-term and long-term detection methods reduces false positives in refrige

See how a blocking member prevents UV radiation escape while an irradiator cleans the filter, r

See how a pipeline device uses segmented slits in an isolation portion to enable accurate refri

See how attaching the refrigerant leakage sensor to a detachable cover over the pipe joint enab

See how pressure-temperature analysis detects combustible refrigerant leakage without concentra

See how dedicated interlock wiring separates safety device control from communication lines to

See how differential blower fan speed control—lower fan faster, upper fan slower—reduces temper

See how segmented time periods and feedback-driven power calculation enable air conditioners to

See how an exhaust fan integrates gas detection modules and filtration components with microcon

See how a reversing valve redirects refrigerant flow to defrost the evaporator using equipment

See how subcooling temperature comparison across compressor cycles detects low-GWP refrigerant

See how a mixed refrigerant system directly cools wafers to −180°C, eliminating secondary fluid

See how liquid refrigerant from a flash tank defrosts low-temperature evaporators through phase

See how a gateway with removable network adapters enables protocol-flexible cloud integration f

See how independent valve assemblies enable switching between fresh air introduction and stale

See how multi-zone leak sensors and loss of charge monitoring pinpoint refrigerant leak locatio

See how zone-based air quality sensors and local air cleaning units eliminate dead zones and re

See how a barocaloric refrigerator uses high-pressure injection to drive phase change in plasti

See how adaptive model predictive control classifies HVAC operation states and uses extended Ka

See how a sensor installed in the condensate line detects heavier-than-air refrigerant leaks by

See how a light guide plate and LED system enable color-changing refrigerator doors without pan

See how a float-based purge tank selectively discharges non-condensable gases and condensable f

See how an HVAC system detects A2L refrigerant leaks near the evaporator coil and discharges ai

See how sensor-based position tracking and baseline comparison quantify energy waste and wear f

See how temperature and pressure sensors detect and classify evaporator obstructions to reduce

See how a wire-separation rib organizes wire bundles and an integrated radiator transfers heat

See how periodic on-off cycling and pre-cooling schedules let a single-stage HVAC compressor me

See how a machine learning model predicts optimal HVAC activation time before occupancy to achi

See how a battery box with power output switching detects failures and provides voltage to shut

See how control circuitry enables variable-speed compressor operation with non-communicating th

See how a support structure with integrated refrigerant channels and brazed heat-exchanger conn

See how segmented refrigerant channels with varying cross-sectional areas maintain high flow ve

See how an electronic device estimates missing temperature data and prioritizes AC control acro

Longitudinal jags in integrated lightguides redirect LED light to dark areas, improving luminance uniformity without added diffusive layers.

Orthogonal dual waveguides and rectangular gratings enlarge the HUD exit pupil while preserving uniform light distribution and image quality.

A shared housing, optic, and target position let monochrome, TW, and RGB luminaires simplify assembly while keeping homogeneous light distribution.

Kohler optics with a collimated light source and shielding mask meet rear fog photometric specs while easing alignment and reducing cost.

Multiple LED clusters and freeform reflector shells spread overlapping light across high, wide walls from a compact wall-recessed luminaire.

Front lighting, a light guide, and magnified e-ink optics improve hands-free readability while reducing power use and eye strain.

Uneven prismatic film structures and dimming control narrow display viewing angles while reducing light guide plate surface damage.

A light guide with diffraction elements and a reflection lens shrinks aerial image optics while preserving a clear see-through view for AR.

A manual light string housing uses cord elasticity for retraction and adds human detection alerts to cut complexity, cost, and seal wear.

A thin transparent layer lights the eye for glint tracking while preserving see-through AR comfort and reducing bulky optical components.

Obliquely sliced embedded retarders in lightguides improve polarization matching and redirect reflections to reduce HMD ghost images.

Perpendicular aspheric curves reshape circular light into a uniform rectangular field, reducing light waste and source power needs.

Oblique interfaces between optical structures bend and constrain light, giving AR light pipes flexible folding angles without major efficiency loss.

A stepped collimator and 45° deflection surface suppress stray light and enable uniform borderless backlighting in compact displays.

A conductive inner coating carries power and control signals through a medical support handle, removing wiring harnesses and improving cleanability.

By combining reflective input coupling with diffractive output coupling, this case expands exit pupil and FOV across multiple wavelengths.

Stacked waveguides with distinct diffraction gratings combine separate viewing angles into a continuous AR field of view with improved depth cues.

Angled cutting of film lightguides with web-aligned turning features enables thinner, flexible backlights without sacrificing light coupling.

Reflective polarizers recycle light in a dual liquid crystal stack to raise on-axis contrast and cut absorption-driven power loss.

Collimated light, an optical sheet, and a patterned mask work through light pipes to project 3D dynamic illuminated images with depth.

Cylindrical lenses and a beam merging unit narrow multi-emitter white light for efficient fiber coupling with lower damage risk.

Convex regions on a light-guide plate preserve adhesion and luminance in thin display optical stacks by reducing stress and detachment.

Position-based lighting time control shortens outer emitters' duty cycles to improve luminance uniformity and color mixing in light guide displays.

Dual light guides and a switching control unit narrow viewing angles for privacy mode and widen them for shared viewing without dimming.

App-controlled addressable LEDs use a color-matched track, 1-wire signaling, and controller protection to resist EMI and long-run signal loss.

An intermediary light guide between the phosphor and air limits fluorescence leakage and improves projector light extraction efficiency.

Deformable optical microstructures modulate light patterns for reliable large-area pressure sensing with force magnitude and direction detection.

Overlaid diffractive elements with different efficiencies improve AR waveguide light outcoupling, cutting wasted light and power use.

Perpendicular aspheric curves reshape light into a uniform rectangular field for surgical imaging, reducing spillover and source power.

Air-filled waveguide cavities increase refractive index contrast to keep projected light confined while improving image clarity and brightness.

Stepped collimator facets and a 45° deflection surface improve compact display backlighting by limiting stray light and light loss.

Geometric phase lenses and diffraction beam deflectors align different wavelengths to the same focus, reducing chromatic aberration in holographic displays.

Polarization conversion and selective reflection squeeze etendue in AR waveguide incoupling, boosting efficiency and battery life.

Angled prism optical films concentrate front-view light to improve privacy, raise contrast, and suppress side lobes without added privacy films.

Alternating reflective optic shapes in a vehicle light guide reduce hotspots and dark areas to keep curved lamp output uniform.

Redirecting surfaces and angled grooves convert fiber pitch and improve alignment when polymer buffers distort optical fiber placement.

By modulating one surgical lighthead and sensing the focal area, this case detects co-illumination and cuts unnecessary radiation and heat.

Three spaced singlet lenses replace heavier doublets to improve beam uniformity, reduce color separation, and ease clinician wear.

Invisible edge lighting and polarizing layers enable under-screen fingerprint sensing in an LCD module without sacrificing display area.

Clips and centering elements preload a display light guide to hold alignment under tolerances and thermal expansion while limiting optical loss.

Telescoping members, pivotable legs, and a biased collar make the stand light compact to carry yet stable and quick to deploy.

A three-singlet lens layout replaces a heavy doublet to deliver uniform, bright surgical illumination with less headlight weight and discomfort.

Optically absorbent blackening on waveguide sidewalls and exterior surfaces cuts stray light scattering to improve AR image contrast and clarity.

Rounded recesses on lightguide reflection elements improve proximal light uniformity, remove dark spots, and avoid costly mould redesign.

Segmented end-surface optics redistribute reflections in a vehicle light guide to suppress hotspots and preserve uniform headlamp emission.

Vertically aligned nanotube absorbers on waveguide edges suppress recirculated light, improving AR image contrast and reducing ghosting.

A fixing-frame groove hides and protects sensor wiring in an induction panel lamp, improving appearance and reducing foreign-object damage.

Independent light sources and offset apertures steer light in different directions for spatial dimming without moving parts or complex luminaire layouts.

An anamorphic waveguide and polarisation-sensitive optics expand image coverage while reducing bulk, glare, and manufacturing complexity.

Concave surface patterns replace diffuser and prism sheets to cut backlight thickness, lower cost, and reduce rainbow and searchlight defects.

Segmenting the imaging source into a portable case reduces device weight and complexity, enabling comfortable everyday wear.

A light-emitting row-type connection line assembly bundles multiple optical lines into a single coated unit for simultaneous connector attachment.

A waveguide uses longitudinal homogenizing structures and a cross-coupler to produce two-dimensionally uniform light output.

An intermediate diffractive optical element rotates light polarization to uncouple closed loops within the waveguide system.

Dual compensators absorb relative misalignment between linear actuator, payload, and support structure to prevent bending stress transmission.

A luminaire module uses a spatially-extended light source and a tailored curved reflector to direct light within a specific beam angle.

Curved aspheric lenses in a modular angled light engine reduce Fresnel reflection losses at high bending angles, improving lumens per Watt efficiency.

Segmented grating layers with lateral offsets create tunable effective slant angles, improving coupling efficiency while maintaining manufacturing simplicity.

Fluid resin filling in reception grooves buffers thermal expansion differences, preventing LED damage while reducing hot spots.

Nested pivot axles merge braking and shifting levers, reducing clutter on drop handlebars while maintaining functional reliability.

An integrated ridge and decentered protrusion on a light-guiding member resolve warpage and light scattering trade-offs.

A fixing unit supports the liquid crystal panel and optical sheet within the backlight assembly.

A night lamp uses a flexible upper cover and gyroscope sensor for hands-free orientation control.

Rear end geometry redirects photons via total internal reflections, reducing longitudinal extension and eliminating hot spots in vehicle lighting devices.

A dual-segment lens design collects light from a source and distributes it uniformly across optical fiber strands.

A modular operating unit uses a rotatable drive pulley and engagement device to create multiple drive configurations from identical components.

A pedal spindle structure uses a segmented insert portion to join the pedal body while maintaining structural strength.

Slits on the backlight unit bottom cover mitigate thermal deformation, preventing LED lifespan reduction and light leakage.

Circularly polarized light reflects with reversed handedness, allowing a filter to absorb glare while transmitting illumination intensity.

An air gap between the light guide plate and optical sheet scatters emitted light to ensure uniform luminance across the display surface.

Angled recess walls in a resin LED package reduce internal reflection and absorption, increasing external light output.

A segmented polarizer with distinct polarization directions filters scattered radiation to enhance signal-to-noise ratio in optical imaging.

A light source module uses a protruding holding part to manage thermal expansion of the light guide plate.

Structured trapezoidal elements connect a light guide to a passage element, resolving uneven brightness in low-profile downlights.

Curved light guide plates resolve frame complexity contradictions by enabling uniform, undulating light emission across variable-height pendent lamps.

A stopping mechanism disperses impact forces through a tilt angle relation between action and clipping members.

A vehicle badge uses segmented light sources and a diffusive layer to create distinct illumination patterns.

An inclined surface on the mould frame extension unit reflects stray light to prevent leakage and maintain uniform brightness across the screen.

An actuator translates a cable unit to adjust imaging device position, eliminating continuous power drain in gas turbine engine inspections.

A flange-mounted absolute encoder replaces mechanical switches to eliminate adjustment downtime and ensure reliable door positioning.

Remote photovoltaic modules charge batteries to eliminate line voltage requirements while maintaining illumination intensity.

Curved waveguides with angled diffraction gratings redirect light efficiently, resolving bulky form factors in near-eye displays.

A directional privacy display uses waveguide light extraction features to direct optical signals into specific viewing windows for authorized observers.

Hinged cylindrical light module extends transversely from a tripodal base to deliver 360-degree coverage on irregular surfaces.

Integrating an elongated light conducting medium into a seam structure to create customizable illuminated stitching effects on component surfaces.

Tapered depressed portions and scattering elements redirect light within a light guide plate to maintain uniform emission angles.

Segmented fluoropolymer layers with fluid cores enable precise dimensional control while maintaining chemical inertness.

Polarization-selective facets in a compact lightguide achieve uniform illumination while eliminating polarizing beam splitters.

Microstructured light guides reduce peripheral illumination intensity to eliminate the passepartout effect without complex local dimming matrices.

A tubular member guides a cable harness through an industrial robot arm, preventing deformation and torsion during rapid movements.

Segmented filter regions block excitation light while transmitting fluorescence, improving signal-noise ratio and sensing accuracy.

Diffractive input and output regions in the waveguide manage radiation propagation while maintaining transparency for vehicle windows.

Segmented luminescent rods resolve the conflict between high illumination intensity and thermal management by enabling independent cooling zones.

A laser backlight module uses transflective films to direct light through guide elements, improving color gamut.

Nested flexible circuit boards minimize electrical noise and interference between signal paths.

A vehicle lighting device couples a linear light source into a parallel light emission element for dynamic light staging.

Bottom-mounted transparent pillars redirect light downward, resolving energy loss and scratch risks associated with top-face diffusion structures.

A smartphone-controlled outdoor lighting system uses a controller to generate and transmit wireless signals for individual lamp operation.