Mechanical Apparatus TRIZ Cases

See how a bypass subcircuit with three-way junctions reduces coolant circulation volume and ene

See how dual protection control detects R32 and R454B refrigerant leakage, executes routine val

See how an intermediary controller bridges communicating HVAC equipment and non-communicating t

See how correspondence relationships between sensors, valves, pipes, and rooms enable automatic

See how pressure differential sensing replaces orientation-dependent airflow sensors to enable

See how placing a heat exchanger inside a buffer tank enables active coolant temperature regula

See how vertical partitioning and weight-based component placement maintain a low center of gra

See how branched refrigerant paths with check valves and an internal heat exchanger improve eva

See how temperature-change monitoring detects space communication and switches operation modes

See how dynamic flap positioning and blower control diffuse leaked flammable coolant upward, pr

See how cryptographic signature verification between indoor and outdoor units blocks unauthoriz

See how multiple total reflections form a dense UV laser net that kills airborne pathogens with

See how a thermostat uses graphical wave curves and color coding to visualize expected thermal

See how three-way nodes and a bypass line enable partial coolant circulation to reduce energy c

See how a dual-outlet air conditioner with a movable vane enables forward and downward airflow,

See how a dual cross-flow fan air duct machine uses reverse rotation of the regulating fan to r

See how upstream expansion valve placement depressurizes outdoor heat exchanger refrigerant to

See how reference-based running-time comparison enables simple heat pump efficiency monitoring,

See how integrated pathogen sensors and infection risk prediction adjust air-conditioning opera

See how a thermoelectric-charged phase change material cools beverages through submerged condui

See how movable thermal separators divide a boiler into compartments, preventing hot-cold liqui

See how spring-loaded frame edges and rounded pleats enable air filters to collapse for storage

See how side-by-side heating cavities with bypass pipes and top water outlets prevent scalding

See how reversing refrigerant flow direction from upward to downward in heat exchanger tubes pr

See how simulating room temperature and user preferences enables energy-saving position assignm

See how an air conditioner compares its own temperature sensor with a remote air sensor to dete

See how a refrigerant loop with pressure regulation maintains stable battery pack temperature d

See how a discomfort probability model predicts occupant discomfort timing during energy-saving

See how distributed fan units with feedback-controlled motors maintain total airflow through a

See how a dual adsorber system with directional backflow preventers protects adsorbents from VO

See how a suction heat exchanger with valve modulation based on target saturation temperature i

See how a refrigerant shutoff mechanism isolates the indoor unit from outdoor disproportionatio

See how an air conditioner activates its purifier before user arrival using mobile location dat

See how a controllable valve between condenser and expansion device replaces fixed capillary tu

See how modified subcooling control adjusts expansion valve position using evaporator superheat

See how staged damper and fan control maintains airflow capacity during blow-out port switching

See how outdoor air temperature and dew point sensors enable automated humidity setpoint calcul

See how reversible motor uncoupling and edge-mounted transmission reduce duct obstruction while

See how programmable HOA switches with function block engines and configuration memory enable m

See how periodic calibration in a low-particle state corrects sensor drift, ensuring reliable a

See how a communicating bridge controller enables legacy and modern HVAC equipment to work toge

See how automated sensors and ventilation control reduce virus transmission risk by monitoring

See how air conditioning load factors calculate room-specific air volumes to prevent inadequate

See how a switching valve controls refrigerant flow to ice-making trays, slowing cooling rates

See how ventilation openings and cooling fans enable UV modules to operate at higher power, inc

See how defining heat exchanger volume ratios based on liquid-gas density prevents refrigerant

See how a communication bridge controller enables smart thermostats to control non-communicatin

See how a divided heat-source-side heat exchanger serves as evaporator, radiator, and intermedi

See how a multi-compressor heat pump with suction-side control valves adjusts refrigerant flow

Segmented tubular body adjusts length via nested rings, resolving fixed-size safety issues.

Segmented housings accept axially inserted profiles that brace transversely, resolving sealing tightness against water ingress during assembly.

A unitary light pipe structure uses a planar bracket with narrow bridging regions to isolate optical paths between adjacent pipes.

Segmented rotation and pinion modules deploy projectile control surfaces, reducing hardware complexity and mass while maintaining selective positioning.

A backlight module light source assembly uses a U-shaped reflector and lens to direct emitted light through the main body opening.

Stacked light-transmitting guide plates with backside reflecting surfaces direct RGB fluxes to eliminate luminance unevenness without thick diffusers.

A temperature control device uses segmented electrically conductive terminals to provide distinct voltage potentials for optical subassemblies.

A backlight unit adjusts light source density and supporter height to maintain uniform luminance across a curved display surface.

Dual light guides segment blue transmission from wavelength conversion, minimizing loss while broadening spectral distribution.

A laminated collimator uses a grating interface to out-couple light rays from a light guide film via total internal reflection.

Light guide elements with varying cross-sectional areas distribute illumination across lateral surfaces.

Transparent display modules on an optical waveguide route light to exit the device without total internal reflection.

Varying sub pattern heights in a backlight light guide plate reduces crosstalk while maintaining uniform luminance for 3D displays.

Absorbing layers and slanted sidewalls mitigate spurious reflections in diffraction grating-based multiview displays.

A C-shaped light delivery assembly diffuses illumination inwardly to provide uniform surgical site lighting.

Integrating protrusion structures and grooves into a single light guide plate reduces backlight module thickness while suppressing stray light.

A method tracks indoor air quality health levels across multiple rooms using detectors and a computing device.

A light guide directs display light toward an optical element to restrict emission angles and prevent stray light interference.

Integrating conductive patterns on a guide panel allows simultaneous touch position and force sensing without increasing device complexity.

Segmented ring lamps resolve the contradiction between broad coverage and installation effort by providing efficient supplementary lighting for adjacent areas.

A scattering tube containing wavelength conversion particles mediates light emission from the source to the guide plate.

Sector-shaped support frame with obtuse angles reduces visually recognized bezel size while maintaining structural integrity.

Manganese-doped complex fluoride phosphors conduct heat away from semiconductor junctions to maintain quantum efficiency.

A black ink layer absorbs reflected light in a reflective display, resolving edge glow and improving illumination uniformity.

A protection sheet with a protruding part protects the exposed LCD reflector from damage while enabling bottom frame elimination for a thinner profile.

Light guiding channels in image compensating elements redirect border area illumination across spliced displays, resolving grid-like discontinuity.

Rotated oblong surfaces direct Lambertian emission into uniform strips, eliminating circular spillage on rectangular pathways.

A segmented light-guiding structure with distinct refractive indices directs emitted light through the encapsulation cover plate.

A frameless light guide pane uses a multifunctional hollow profile to couple LED light and dissipate heat.

Snap-fit connections replace rusting screws in modular heat sinks, simplifying assembly while maintaining structural reliability.

An integrally-formed frame encases the light guide plate to replace separate clamping components.

A quantum dot display uses a light-blocking matrix and collimating layers to direct pump light efficiently toward pixels.

Elastic members compress against positioning members to secure lamp bases, preventing screw loosening from vibration.

An indentation on the light guide plate side locks the LED lamp, aligning emission and incident centers to eliminate hot spots from misalignment.

A backlight unit supporter with a cut corner insertion portion extends from the main body to secure the light source.

A head-mounted imaging apparatus uses an optical coupler to redirect light from a projector into a planar waveguide for virtual image presentation.

A faucet connector socket detects electrical conductivity of inserted plugs to control light source activation.

A graspable bicycle control housing integrates electronic switches, a controller, and an antenna to enable wireless gear shifting signals.

Integrated L-shaped handle merges door opening with disconnect switch actuation to prevent unauthorized enclosure access during maintenance.

Interlocking teeth on a modular support post secure a covering element, resolving the trade-off between manufacturing simplicity and aesthetic customization.

A four-bar linkage mounts a non-tilting control yoke to an upper bar, providing independent pitch and roll axes.

Segmented sensing with wireless feedback eliminates interference and inconsistency in multi-device lighting groups while reducing installation costs.

Synchronized sequential illumination flashes red, green, and blue light sources in sync with a global shutter image sensor to capture color images.

Light modules emit visual signals to guide personnel through underground passageways, overcoming communication barriers caused by operational noise.

A backlight module backplate integrates side and top plates to form recesses that secure the light guide plate and light source.

Series-connected outer blue and inner green LEDs reduce color non-uniformity by enhancing light mixing within the backlight assembly.

Convex surfaces on a light guide plate incident surface narrow light distribution to increase front luminance for head-up displays.

External tape blocks light leakage at the light guide plate edges, reducing bezel area and manufacturing costs.

Selective reflective potting reduces area requirements of sidelooker components while maintaining efficient light emission characteristics.

Integrated inertial drive actuator uses divided detecting electrodes to measure electrostatic capacitance changes for precise mobile object positioning.