Mechanical Apparatus TRIZ Cases

Location-specific weather is matched with appliance environmental history to predict freezing, bursting, and other operating errors early.

See how asymmetric positioning of heat exchanger and pump in opposite housing zones increases c

See how signal-parameter monitoring predicts ultrasonic sensor cleaning needs in HVAC ducts, re

See how a dual evaporator-condenser refrigeration cycle with modulating valve control increases

See how a mixed-refrigerant system with optimized vapor pressure prevents dryout and coil burno

See how outdoor-unit exhaust temperature detection with compensation algorithms enables accurat

See how replacing a four-way valve with four independent two-way valves enhances pressure resis

See how adaptive HVAC control uses real-time air quality data and predictive models to minimize

See how occupancy sensors and predictive algorithms enable pre-tempering and passive regulation

See how time-division multiplexing and frequency-based signaling enable air conditioner recogni

See how a machine learning air handler uses low-energy electromagnetic ionization to collect po

See how dynamic compressor frequency adjustment and condensation pressure limits prevent suctio

See how segmented LED modules with daisy-chain addressing enable flexible outdoor lighting spac

Infers internal heat gain from aligned indoor temperature, mode, state, and weather data to model heat flow without power readings.

See how a dual refrigeration cycle with hot gas path enables efficient evaporator defrosting wi

Stored return-air and space-temperature differences let HVAC control continue when space sensor or control data is unavailable.

See how gas detection and efficiency computation provide timely filter replacement alerts, reso

See how segmented reservoirs, Venturi mixing, and dual power sources enable flexible chemical r

See how a clamped capillary tube fully inserted into the refrigerant inlet pipe reduces flow no

See how bi-level optimization matches water tank storage capacity with daily demand response st

See how a flat damper blade larger than the duct opening rotates to seal during fire conditions

See how a water-based air filter uses bubble release, cooling condensation, and carbon filtrati

See how a segmented baffle with central opening increases air velocity to the ionizer, achievin

See how laminar air curtains isolate workpiece and tool compartments from transfer areas to pre

See how a relay unit with three-way valves and pressure sensors enables independent evaporating

See how automated conversion of operation definitions into state transition information elimina

See how solenoid valves and expansion valve control isolate refrigerant supply to leaking heat

See how a cylindrical air purifier integrates a plant support system and fabric covering to red

See how an isolation barrier between electromagnetic and contact units blocks refrigerant entry

See how wireless pressure sensors and automated flow monitoring replace manual venting checks i

See how flow path switching maintains consistent refrigerant flow direction across heating and

See how dual motors and rotatable blades on a shared axis enable multi-directional cooling with

See how a non-azeotropic R32-R1234yf refrigerant mixture with optimized mass fraction and third

See how an HVAC processor calculates air quality recovery scores from pollutant decay patterns

Automatic filter type detection sets fan speed to match airflow resistance, avoiding excess noise and weak air volume.

See how optical fibers deliver LED-based UV light close to filter surfaces to achieve effective

See how automated face tracking directs low-velocity filtered air to the breathing zone, reduci

See how a cryogenic pump nested inside the insulated enclosure increases cooling power below 1.

See how frequency-based overdrive enables a two-stage compressor to deliver elevated heating ca

See how dual outdoor heat exchangers with bypass flow paths enable continuous heating during de

See how an electric heating coil assembly with external disconnect switch replaces fossil fuel

Switchable refrigerant paths across multiple outdoor heat exchangers improve low-temperature heating and cooling while managing frost and heat absorption limits.

See how a dual-path gas cooler recycles rejected heat back into the refrigerant to maintain hot

See how zone-specific sensors and dampers circulate air between zones based on real-time IAQ da

See how an intermediate member with angle-controlled channels guides capillary and evaporator t

See how an ejector with control valves enables refrigerant pressurization during cooling-domina

See how a chiller controller calculates operational temperature ranges from inlet, outlet, and

See how selective expansion valve opening during oil recovery reduces noise from stopped indoor

Integrating an LED light into a bait gel dispenser resolves visibility issues in dark areas without requiring separate handheld tools.

A backlight module light guiding board incorporates a quantum dots layer to enhance brightness and color quality.

Asymmetric unit prisms in a lighting device redirect light to resolve the trade-off between frontal luminance and viewing angle characteristics.

A vehicle mirror display uses a light-conducting body with optical elements that vary in refraction behavior based on distance from the coupling-in section.

Axial compression of the central group drives radial force against the bell wall, securing the stem to prevent unauthorized removal.

Vertical optical film microstructures redirect light to boost normal viewing angle intensity while prism sheets manage defect concealment.

Adjusting laser conditions based on outer region inspection ensures consistent groove dimensions despite thickness variations.

A light guide module uses demarcating grooves to define separate emission regions for localized illumination.

Shield systems with transmission holes redirect blocked light beams to improve efficiency and visibility while maintaining multiple beam patterns.

Gapped waveguide planes turn light direction via total internal reflection, replacing fragile dichroic mirrors to improve durability and angle range.

A near-to-eye display device uses an optical lens to converge or diverge light by polarization, resolving accommodation vergence conflict.

An unrolled capacitive film replaces bulky components in a low-profile lighting apparatus, enabling securement to lightweight ceiling panels.

A bicycle shifter uses a spring-loaded return assembly to reset the lever after shifting, reducing aerodynamic drag and improving ergonomics.

Cavity-mounted light sources illuminate adjacent light guides in tiled assemblies, maintaining uniform intensity while reducing panel thickness.

Segmented optical elements redirect lateral light to produce direct and indirect beams, enabling flexible lighting distribution without complex mechanisms.

A damping element absorbs axial impulses between a bicycle crank arm and toothed crown, reducing chain contact noise without increasing assembly complexity.

Mirror image optical fiber groups align condensing and receiving positions, preventing displacement errors when increasing fiber counts.

A segmented light-blocking panel controls light transmission and reflection to enable scanning backlight functionality in side-light liquid crystal displays.

A light guide plate with micro structures converts point light into area light to enhance brightness in reflective liquid crystal displays.

Segmented prism bonding preserves light-condensing efficiency while a diffusion pattern prevents moire phenomena and color shifts in backlight units.

Segmenting the light guide plate into a patterned film and pre-cut sheet resolves replication fidelity issues while maintaining high line speeds.

Houses edge computing devices within street lamps to resolve installation complexity and permission barriers while enabling low-latency traffic data processing.

Segmented light guides with integrated fixing parts reduce assembly complexity by allowing independent orientation of optical components.

Transparent textured ink printed onto light-guide plates forms micro-lens-like extraction features for efficient light output.

A reflection-transmission part directs light into a wavelength conversion member while reflecting output back to the source.

A display waveguide with a high-index region guides image light to expand the field of view.

A backlight module uses a rubber frame and spacer to create a gap between the reflective sheet and back plate.

Replacing complex micro-lens arrays with a simplified optical path reduces device complexity while maintaining superior illumination uniformity.

A lighting stake design features a slotted opening through the base disk to provide lateral access for electrical wires during installation.

Directional pixels scatter white light to reduce cross-talk and improve brightness in glassless 3D displays.

Self-contained lighting modules illuminate beverage dispensing heads, resolving electrical complexity by operating independently from main system circuits.

Co-extrusion merges the light-guide and reflective layer into a single piece, eliminating air spacing that causes line defects and up to 8% light loss.

A bicycle derailleur motor gear unit uses a planetary mechanism to transmit torque while maintaining a compact form factor.

A removable bicycle pedal positioner uses an offset mounting post and flexible clamp to orient the crank arm horizontally.

A steering wheel lower cover uses segmented buffer portions and breakable bridge members to absorb impact loads.

A display device light guide plate uses a reference table to specify light source combinations for dynamic pattern switching.

A fiber cover holds optical fibers in a bundled position to capture decoupled light, converting wasted energy into useful illumination.

Nesting light sources within support protrusions reduces the lower frame width, resolving structural complexity trade-offs in narrow border displays.

Dynamic motor amplitude compensation applies a time-varying scale factor to gyroscope rate signals during startup.

Magnetic attraction and mechanical detents align the pod casing against accessories, resolving portability versus attachment versatility.

A rotatable lantern housing decouples fixture orientation from the internal motion sensor axis.

Single adhesive layer joins reflecting film and light guide plate to back plate, reducing backlight module thickness.

An image compensation element extends periphery display images into non-display regions to create a seamless visual surface.

Segmenting the reflector into two surfaces positioned at different locations minimizes backward light emission while maintaining compact device height.

Segmented reflector zones image light onto distinct focal planes, eliminating color shadows and improving depth of illumination.

Segmented light emitting cells with via holes connect adjacent electrodes, reflecting light at the substrate interface to improve luminance efficiency.

Segmented light guide plates use separating portions between independent lenses to prevent thermal expansion interference with light-emitting components.

Segmenting the display panel with color filters and slope-patterned waveguides resolves the contradiction between transparency and image quality.

A light guide plate with multiple outgoing structure regions directs light to create adjustable line widths and smooth transitions.

Asymmetrical reflector design redirects controlled light upward for aerial illumination while reducing glare and spill light from wide area fixtures.