Mechanical Apparatus TRIZ Cases

See how dynamic switching between solenoid and expansion valves controls middle pressure across

See how a modular cooling system dynamically switches refrigerant loops between pumped and comp

See how a subcooling circuit downstream of the injector condenses gas-phase refrigerant to liqu

See how damper positioning at maximum cooling or heating positions minimizes concurrent deck op

See how a segmented chamber design distributes airflow to multiple HVAC sensors at optimized ra

See how an airframe with peripheral air passages maintains laminar flow around surgical equipme

See how dynamic valve orifice adjustment using real-time temperature feedback and historical da

See how an integrated expansion-compression unit recovers energy wasted during refrigerant expa

See how arc-shaped UV reflecting surfaces and condenser lenses enable effective air sterilizati

See how segmented laminar airflow paths and localized treatment zones prevent cross-contaminati

See how a machine learning device uses reinforcement learning to predict air-conditioner power

See how a valve on the overflow port closes automatically when the main unit detaches from the

See how a heat exchange ventilator moderates supply air blowing temperature within 10-30°C usin

See how integrated pressure sensors and wireless communication detect radon mitigation system f

See how automated pressure, vacuum, and leak testing ensures safe installation of flammable A2L

See how parallel electrical circuits enable independent fan and compressor control, allowing co

See how warming the freezer evaporator while directing refrigerant to the fresh food evaporator

See how dynamic memory frequency adjustment detects compressor and motor interference levels to

See how a single photoelectric switch detects air valve position by analyzing voltage signal le

See how distributed sensors in attics, crawl spaces, and HVAC systems use VOC detection and pre

See how a refrigeration cycle device uses power interruption detection and a changeover switch

See how a mountable gas exchange device uses IoT-connected detection and multi-cycle filtration

See how a magnetocaloric conditioning unit and separate coolant circuit reduce CO2 refrigeratio

See how oil absorption of CO₂ refrigerant during standstill eliminates safety valves in test ch

See how interleaved voltage sampling at discrete load intervals calibrates power stealing circu

See how dew point sensing and discharge air temperature control prevent condensation on closed

See how stepped demand responses allow a DC climate control system to adapt to renewable microg

See how a suspended fan filter assembly uses IoT gas detection and feedback control to purify i

See how a timer-based control unit triggers periodic refrigeration cycle operation to detect re

See how segmented communication loops enable independent indoor-outdoor signaling in air condit

See how joint EV-HVAC control uses building thermal mass for preliminary cooling and dynamic sc

See how a cover-enclosed sensing space with an opening port enables immediate refrigerant leak

See how baffle-segmented evaporator chambers with independent expansion valves maintain optimal

See how networked gas detectors and mobile purification units use cloud feedback to achieve cle

See how an independent ion generator with dedicated fan enables continuous air disinfection eve

See how local storage in a remote monitoring system preserves air-conditioner operation data du

See how communication between processing devices detects power grid type changes to automatical

See how a relay-based connection box with labeled terminals integrates condensate pumps and bui

See how a parallel control unit regulates apparent power within operational limits to prevent f

See how a cylindrical air cleaner directs filtered air laterally across the top surface to prev

See how variable indoor blower speed control based on suction line pressure monitoring reduces

See how a clothing-integrated misting system uses nested reservoir, pump, and atomizing nozzle

See how a detachable sub-unit with independent air treatment reduces occupied space while maint

See how a controller monitors device power states and sequences actuator startup to prevent unc

See how relocating the compressor outdoors and using a 3-way reheat valve enables dehumidificat

See how pH sensing in condensate detects particulate clogging on evaporator coils, enabling tim

See how a coil assembly plate with nested compensator chamber manages refrigerant imbalance in

See how an AIRVPD device combines redox electrodes, ionized air flow, and antimicrobial sponge

An angled light guide plate creates visible gradient garnish lighting on high-gloss surfaces, improving daytime appearance with lower design constraints.

Two different wavelengths at opposite fiber ends enable independent vehicle lamp functions while reusing backward-emitted light.

Overlapping light from an elongated light guide and an independent source creates more uniform, continuous illumination across vehicle interior panels.

Rear-facing LEDs and reflective light guides fill the waterproof PCB-frame gap to preserve continuous edge illumination outdoors.

Segmented subregions, dedicated edge light sources, and a delimitation element enable selective symbol display with uniform brightness and depth perception.

Microstructured light guidance lets one LED illuminate both key and side transparent areas, expanding keyboard lighting without extra emitters.

Circular polarization blocks ambient windshield glare in a waveguide HUD while preserving an expanded viewing window for clear image visibility.

Cr3+-activated phosphors convert laser light above 710 nm with less saturation and better temperature-quenching resistance for NIR output.

Patterned metasurfaces add angular and wavelength diversity to VCSEL illumination, cutting speckle contrast and improving machine vision accuracy.

A two-source optical layout attenuates injected secondary light to widen display light output range without bulky high-current electronics.

Faceted and TIR lens surfaces redirect high-angle LED light into useful directions, improving uniformity, efficiency, and glare control.

A pole-wrapping vertical solar array uses gravity self-cleaning to avoid debris buildup and keep autonomous streetlights operating in severe weather.

A glass light guide with extraction and colored ink conceals display edges when off while keeping graphics visible on curved surfaces.

A mixing and collimating lens with an air gap, reflector, and scattering element reduces LED angular CCT deviation for more uniform light.

A light-guided exterior trim panel stays visually uniform when unlit, then reveals 3D symbols or features only during illumination.

Indexed interlocking features let a luminaire receptacle precisely orient and lock a photoelectric device for better ambient-light control.

A pivoting floating connector absorbs misalignment and uneven loading to reduce installation and weather stress while maintaining stable electrical coupling.

A lightweight modular followspot uses motorized pan, tilt, and beam controls to ease transport, setup, and precise lighting adjustment.

A staged resin heating and embedding process covers LED chip sidewalls while keeping the top surface exposed and aligned for higher yield.

Exposed fins on both sides create natural cross-flow convection, improving LED fixture heat dissipation without fan clogging or excess shading.

Routing the flexible printed circuit board under the array substrate frees front-side pad space and reduces non-display bezel area.

A resin-dispersed fluorescent compound replaces less stable quantum dots to widen color gamut while improving light and heat resistance.

Two blue emitters and phosphor conversion balance melanopic ratio and color gamut in display backlights while limiting melatonin suppression.

A woven optical fiber textile lights complex 3D vehicle surfaces with low installation height while reducing fiber stress and light loss.

A UV-pumped waveguide with photoluminescent material turns a window into adjustable interior lighting with controllable color and intensity.

Recessed outlets, a sliding power module, and a removable cover combine lighting and charging in one weatherproof outdoor bollard.

By routing earbud light into a shell light guide, the charging case emits light without extra LEDs, cutting cost, size, and structural complexity.

Infrared emitters built into a lens tracking area improve eye tracking while preserving see-through viewing and reducing AR glasses thickness.

Tapered refracting segments inside keyboard hollow regions mix nearby LED light more completely, improving color accuracy and luminance in compact layouts.

A lateral LED retroreflector redirects stray light back to the source, suppressing halo effects while improving beam efficacy and color accuracy.

Blue-excited red and green phosphors widen display color gamut while preserving backlight brightness and simplifying white balance adjustment.

A woven optical fiber fabric bends onto 3D vehicle surfaces to deliver uniform lighting in tight spaces without overstressing the fibers.

A light guide plate and reflection sheet spread LED light without lenses, improving HDR luminance uniformity while keeping the display thin.

Scattering portions aligned with light-blocking filter regions stop reverse light from entering photodiodes, improving detection accuracy.

An integrated header-plug LED connector cuts refrigerator wiring harness complexity, speeds assembly, and lowers connector cost.

Overlapping collimated LED cones shift the light field electronically, replacing mechanical aiming parts with compact, low-maintenance control.

Photovoltaic waveguide edges absorb stray display light, cut reflections on high-index substrates, and recycle it into electrical power.

Gradually changing duty cycles smooth brightness during sharing-to-privacy switching, reducing abrupt view-angle changes and eye fatigue.

A rail-and-adapter light pipe frame uses press-fit mounting to save PCB space, simplify installation, and support more LED indicators.

Side-by-side wires with play inside a shrinkable tube relieve J-shape bending stress and help prevent robot cable kinking and tearing.

A triangular heat sink, vertical board layout, and directed airflow raise computing density while preserving thermal stability and service access.

A lens sheet and directional light-guide layer steer incoming optical signals to a receiver, enabling multi-direction reception without precise axis alignment.

A color unevenness prevention structure blocks direct light entry into the optical component, improving in-plane color uniformity.

Cr3+-activated phosphors convert laser light into broad near-infrared emission while reducing saturation and improving efficiency under high-density excitation.

A low-density roof illumination pattern encloses transparent areas within a light-scattering region to avoid frayed lit edges.

An opaque structure beside light-guide openings blocks cross-block light leakage and preserves distinct keyboard backlight regions.

Axial airflow and a variable-thickness aluminum shell keep compact computer components cool while resisting bending and EMI.

A blue LED and red phosphor spectrum keeps CCT at 1950 K or less and melanopic ratio low while preserving usable indoor lighting.

Separate holder members absorb light guide plate thermal expansion stress, preventing boss breakage and maintaining uniform luminance without guide grooves.

Internal fasteners secure the stem and handlebar, eliminating exposed screws that increase wind resistance and cause rust.

A quantum dot film integrates a laminated optical waveguide layer with decreasing refractive indices to redirect oblique light rays toward perpendicular incidence.