Mechanical Apparatus TRIZ Cases

Estimated refrigerant mass flow replaces faulty pressure or temperature readings so vapour compression systems stay stable and efficient.

See how parallel ammonia high-stage circuits prevent ammonia carbonate formation and maintain r

See how individually addressable LED units with dynamic address assignment enable flexible spac

See how electrostatic charges on media surfaces increase droplet adhesion and heat exchange eff

See how expansion valve position control eliminates liquid injection devices, reducing HVAC cos

See how a resistance body and dual temperature sensors detect liquid droplets in refrigerant fl

See how a liquid receiver with solenoid and expansion valves isolates indoor heat exchangers af

See how static pressure measurement and mathematical correction factors transform nonlinear dam

See how a cover-and-support sensor mount enables external installation and replacement in HVAC

A pressure equilibrium pipe balances refrigerant pressure before switching heat exchanger modes, reducing noise, damage, and performance loss.

See how priority-based addressing resolves access conflicts when multiple indoor units connect

See how positioning the refrigerant sensor below the fan exploits gas density to detect leaks w

See how a communication module enables bidirectional fan data exchange by detecting escape sequ

See how a curved or inclined air-passage surface scatters light from the illumination unit, red

See how a helical air guide extends UV-C exposure time beyond the bulb length to achieve 99.999

Independent throttle control between serial evaporators stabilizes multi-zone cooling and reduces temperature fluctuations under changing demand.

See how passive one-way valves enforce counter-flow in a cryogenic thermosiphon heat exchanger,

See how UV-C lamps activate titanium dioxide and silver ion filters to oxidize pollutants and k

Standby sequence control coordinates multiple water chillers to avoid frequent cycling, balance runtime, and improve temperature control.

See how battery-operated wireless temperature monitors enable offset-based thermostat control t

See how a detachable camera with wireless transmission and universal attachment simplifies inte

See how a supercooling heat exchanger and expansion device with feedback control prevent refrig

See how sequential address broadcasting with response-time prioritization reduces bus mediation

See how acquiring indoor humidity, temperature difference, and outdoor conditions enables preci

See how an economizer controller automatically detects connected sensors, determines control ty

See how modular ionization tubes with ozone dampening catalysts convert harmful ozone into nega

See how gas curtains and inert atmosphere barriers enable maintenance access to controlled manu

See how on-site sensors and determination units assess refrigerant regenerability in air condit

See how multiple onboard sensors and airflow-direction models apply combined temperature offset

Sequential carbon, KMnO4, UV, and HEPA/ULPA filtration cuts VOCs, biologicals, and particulates without harmful carbon dust in IVF labs.

See how a motor-driven cleaning member and gear mechanism enable automatic filter surface clean

See how a thermostat autonomously generates energy-saving schedules by observing manual tempera

See how dual-mode compressor control prevents overcooling by activating one or both compressors

See how dynamic compressor frequency adjustment compensates for undersized water pumps in indir

See how dynamic vane-angle adjustment uses floor and room temperature feedback to eliminate ver

See how an open-circuit ejector refrigeration system eliminates compressors and condensers to r

See how a thermally conductive sensor measures temperature change to detect filter particulate

See how segmented cooling coils and integrated heat recovery reduce airside pressure drop, prev

See how sensor-triggered suppression components detect refrigerant leaks and block combustion i

See how an HVAC controller uses segmented sensor priority and weighted temperature control to i

See how an independent humidification assembly uses filtered air and external water to generate

See how preliminary diagnosis during normal operation reduces unnecessary power consumption and

See how a segmented ventilation wall discharges air at different velocities to stabilize flow,

See how a vehicle air conditioner integrates plasma generation with catalytic surface coatings

See how mobile terminal intermediary resolves the contradiction between air quality information

See how dual independent flow path systems with converging and diverging configurations maintai

See how a transparent logo area, one-way vision film, and light-emitting component transform st

See how a transmitter-receiver system shares one air-state sensor across multiple ventilation d

See how machine learning forecasts pollutant concentration trends to trigger proactive ventilat

See how a receiver with built-in heater well and PTC element heats coolant internally, eliminat

A backlight module uses a bent light guide plate to position the light source on the rear surface.

An insert and Optically Clear Adhesive tape align optical waveguides, preventing mechanical damage during VR headset assembly.

A vehicle seat gear stage uses drive and driven wheels with varying tooth dimensions to compensate for torque fluctuations.

Adjustable singlet and achromatic doublet lenses resolve color separation and poor uniformity in medical LED illuminators.

A light guide abutment surface controls incident angles below critical thresholds to suppress leak light in image sensor units.

A variable flower assembly with electronically controllable light-transmissive segments regulates backlight intensity across display areas.

An accommodation bag formed by a light-pervious fabric member encloses the light-guiding strip, eliminating sewing defects and enabling easy replacement.

A transparent lightguide homogenizes LED light via total internal reflection for uniform faceplate illumination.

Axial latchet mechanism locks parking brake lever via spring-engaged teeth, reducing radial size for compact vehicle layout.

Inclined mold frames secure optical film assemblies between stepped surfaces, preventing detachment and light leaking in slim bezel LCD designs.

A manipulator uses sealing members at rotatable joints and internal non-combustible gas pressure to block hazardous material ingress.

Laser-induced scattering sites enable lateral side irradiation while preserving bending strength and fatigue resistance.

Segmented recesses engage protrusions to fix light guide plates and optical sheets, maximizing space utilization while maintaining alignment stability.

Segmented aspherical lenses mitigate thermal drift and reduce weight while maintaining high resolution in head-mounted displays.

A portable illuminator uses a bendable neck and spring element to position the light source.

Trapezoidal sections direct light at varying angles, increasing illuminance while reducing glare in specific areas.

Integrating a printed prescription lens with the waveguide substrate reduces device thickness and weight while maintaining high light efficiency.

Glasses-type frame display apparatus integrates electrophoretic light control device adjusting external light transmittance via transparent substrates and electrodes.

A flexible universal joint mounting structure connects a payload to a rotary actuator system, eliminating heavy hold-down mechanisms and reducing mass.

A smart street lighting system integrates steerable millimeter wave radar and communications modules within luminaire associates to detect traffic density.

Position-dependent optical element density compensates for LED array non-uniformity, eliminating alternating bright and dark patterns in edge-lit displays.

Segmenting the optical fiber into smaller cores and applying a high-durometer jacket resolves the trade-off between illumination intensity and wearer comfort.

Periodic pressure reversal prevents check valve fixation and cutting fluid penetration in rotary table enclosures.

Iterative prototype testing adds secondary reflective dots between primary patterns to refine light guide plate optical characteristics.

Extracting LED protection into a separate cover element resolves the contradiction between narrow frame width and light homogeneity.

Alternating polymer layers with distinct refractive indexes accumulate and direct light within a quantum dot sheet.

Light guides in an overlay panel transfer excitation from display pixels to a front portion, concealing bezel artifacts and seams between multiple panels.

Bonding a reflection sheet via a low refractive index adhesive and water vapor barrier reduces light loss while protecting the adhesive from deterioration.

A selective spectral illumination system manages light sources emitting electromagnetic radiation at various wavelengths to support optical imaging.

A passive luminescent illuminator uses semiconductor materials to absorb sunlight and emit lower-energy photons through waveguides.

A detachable jig restricts balancer displacement to hold the robot arm in a fixed posture during maintenance tasks.

A rotating table frame supports a motor on orthogonal surfaces to enable left-hand or right-hand specification changes via worm shaft inversion.

A light guide plate at the seam between Mini LED assemblies directs side-emitted light to fill gaps and maintain uniform brightness.

A stem assembly uses a shim and clamp to secure handlebars in multiple positions.

A segmented light pipe with reflective sidewalls directs illumination across large inspection areas.

An asymmetric prism sheet with distinct pitches on opposing surfaces widens the horizontal viewing angle while preventing light projection onto door glass.

A frameless light source module uses a grooved light guide plate and reflecting film to distribute edge-type LED light uniformly.

A cascaded waveguide system expands light beams through sequential optical stages to fill the eyebox.

Parallel grooves on a reflective surface redirect light beams to maintain uniform luminance distribution along roads despite increased streetlamp spacing.

Optical film positioning tabs engage backboard side plates to eliminate the mold frame, reducing backlight module outer frame width.

A portable lamp uses an exchangeable light source body with a universal connection member to adapt illumination output.

An optical waveguide delivers light from a hidden base to a diffuser tube, providing clear status signals without workspace clutter.

A defocusing element disperses light beams before they enter the main section of a vehicle light guide.

Sidewall-mounted light sources on a circuit board reduce dark areas while maintaining narrow bezel width.

Integrating a reflective coating on a glass light guide eliminates bulky structural components, reducing device thickness while maintaining uniform luminance.

A waveguide display apparatus uses a collimating unit and light path conversion to create a large virtual image from a small component.

Segmented wedge structure isolates quantum dot phosphors from thermal stress, resolving reliability trade-offs in large LCD backlight modules.

A perimeter region with a gradient grating structure reduces unwanted world-side illumination on head-mounted displays by softening outcoupler edges.

Wireless transceivers link motion sensors across multiple fixtures, expanding detection range and ensuring timely pathway illumination.