Mechanical Apparatus TRIZ Cases

See how channel-level temperature detection and differential-index flow regulation reduce energ

See how threshold-based CO₂ monitoring with visual and acoustic alerts closes the user-awarenes

See how a bypass-line refrigeration cycle with efficient pod-machine heat transfer cools room-t

See how a dual-circuit refrigeration system integrates closed and open circuits with modulating

See how a dual-circuit refrigeration system integrates closed and open circuits with modulating

See how a four-stage filtration system uses carbon pre-filter, HEPA, UV-C, and photocatalytic o

A nested sound-insulation wall isolates the outdoor unit space, cutting indoor noise leakage while preserving heat exchange and drainage.

See how a quick-release structure with snap hooks and return springs separates air intake and d

See how a mobile disinfection unit detects room height, calculates fluid quantity, and autonomo

A laminar airflow barrier in a slit lamp blocks exhaled aerosols between patient and examiner while preserving close-range eye examination.

See how distributed wall openings with individual air control create horizontal cleanroom airfl

See how a compact wall-mounted UV air disinfection device uses dual fans with light-blocking ro

See how mobile climate appliances with wireless control and local sensors enable precise zone-b

See how a controller disables the second terminal until a valid wireless signal is received, pr

See how an expanded drag detection area with a cancel zone reduces erroneous temperature inputs

See how a controller calculates expected power usage via exponential smoothing and dynamically

See how dynamic cluster matching and real-time data weighting enable air conditioners to adapt

See how a rotatable discharge port and adjustable vane system resolve the contradiction between

Uses CO and fire sensor checks to vent indoor air through HVAC only when safe, while avoiding outside CO intake and fire growth.

See how a stationary desiccant block with alternating refrigerant flow modes eliminates rotor d

See how wireless sensor-actuator networks enable autonomous energy management by adjusting appl

See how segmenting the rotor magnet into main and sensor units reduces stator flux leakage impa

See how automated flow control commands and reference-value feedback reduce HVAC flow sensor ca

See how removable walkable roof panels enable maintenance access to HVAC, plumbing, and electri

See how a manual expansion valve with condenser and evaporator isolation enables rapid HVAC rep

See how a water pan with slotted mounting portions integrates filter support to reduce assembly

See how periodic display light activation—triggered only during user interaction or data recept

See how a secondary by-pass branch with backflow prevention enables compressor operation at red

See how nitrogen purging of substrate containers reduces humidity below 1% to prevent metal-con

See how HVAC systems reuse smoke detector and processor sensors to estimate temperature, simpli

Closing the interior evaporator expansion element lets the compressor pull refrigerant through the chiller branch, lowering pressure ratio and avoiding overheating.

See how inverting the top panel pivot direction to downward opening frees the upper region for

See how a dual-loop HVAC design isolates reactive refrigerant outdoors while circulating inert

See how mode-specific predictive models classify HVAC and high-variance loads into operational

See how combining orientation sensors with temperature sensors enables HVAC devices to adjust t

Active inlet pressure sensing adjusts fan speed to hold constant air volume through filter loading while reducing wasted energy.

See how Bluetooth signal positioning and electronic map marking automate air conditioning devic

See how extracting the coolant storage tank from the chiller module enables downsizing while ma

See how orthogonal inlet-outlet orientation and reduced outlet area increase air velocity to pr

See how wave curves and color-coded energy rates replace numerical displays to convey HVAC ther

See how a compact far-UVC system disinfects inhaled air in the nasal cavity without facemasks,

See how wet-heat sterilization at 45–60°C kills bacteria and fungus on heat exchangers without

See how an integrated battery module and UV-irradiated titanium dioxide plate enable independen

See how dynamic threshold adjustment based on baseline IAQ parameters optimizes mitigation devi

See how a first expansion valve opens when the compressor stops to redirect refrigerant from th

See how a segmented fan assembly with independent inner and outer fans enables selective discha

See how machine learning uses comfort feedback and power data to optimize air conditioner setti

See how a remote controller stores schedule information and switches temperature sensors by tim

See how a filter plate with snap or adhesive connections and a hole-aligned chamber enables use

Elastic members between the back plate and light-guiding plate accommodate thermal expansion while preventing warpage defects.

A light guide member uses segmented holes with varying depths to increase surface area and extract more light from the source unit.

Segmented reflective sheet bonds to multiple plastic frame surfaces, preventing detachment in narrow border backlight modules.

Integrated stoppers and cam mechanisms eliminate sliding friction, reducing wear and simplifying manufacturing of the expansion valve.

Cross-sectional reinforcement on wobble bearing areas increases breaking strength and stability.

Integrated guide panel and cover bottom structure positions optical sheets to prevent movement from temperature changes and vibration.

A planar light source integrates a circuit member overlapping a light guide member to reduce device thickness.

Segmented backlight modules turn off specific light source groups to reduce light leakage at via holes while maintaining display performance.

A lighting fixture controller modulates LED brightness based on human detection results to adjust light output levels dynamically.

Segmented cam surfaces with varying inclination angles reduce lever operating force while preventing quick return during locking operations.

Segmented clamping device with rotation-prevention intermediary prevents rotational displacement of plastic sleeves under high torsional loads.

A rod-shaped light guide with a flange positions inside a case to maintain spacing from the emitter.

Actuator extends light-emitting devices to disperse sparks visually, eliminating combustion hazards and heat production.

Primary and condenser lenses align LED emission with the light guide plate, resolving low coupling efficiency and leakage in ultra-thin LCD devices.

A display panel integrates a diffusion particle layer with photosensitive polymeric monomers to scatter light without a separate diffusion sheet.

Pinpoint mirrors redirect virtual images through transparent media, reducing optical complexity while maintaining real-world brightness.

Elastic reflecting elements in a backlight module adjust light intensity to resolve poor contrast in small wearable displays.

A light distribution plate with oblique deflection structures redirects edge-emitted light to create asymmetric emission patterns.

Varying protrusion profiles create differing resistances to bending, enabling controlled articulation in small radii.

Tapered truncated layers in the back-end stack bridge the waveguide core to resolve power loss from mode size mismatch.

Elastic connecting elements synchronize driving mass oscillation in a micromechanical Coriolis sensor for precise rotation detection.

A light source module uses an optical film with higher edge luminance to compensate for dark periphery effects in collimated backlight displays.

A humidifying purifier adjusts hypochlorous acid supply frequency based on detected humidity levels.

Series resistance controls current in parallel LED sets with matched forward voltage, reducing energy wastage during dimming.

Optical waveguide with curved extraction features directs light from the source into a controlled distribution.

Integrally formed fixing parts secure the backlight module and light guide plate, reducing device weight and thickness.

Inclined prisms on a light guide distribute light intensity uniformly, resolving brightness unevenness near the light source.

Independent LED dimming reshapes surgical lamp light fields to eliminate shadowing at varying distances.

Positioning guide body exit portions below a protruding projector prevents shadows on the illuminated ground surface.

Pointed microstructures on a light guide input face disperse incident rays from multiple sources into a uniform beam.

A backlight module uses a plastic frame formed by 3D printing on the substrate edge to create a housing space for optical components.

A vehicle illumination device uses a bar-shaped light guide member paired with an L-shaped lens unit to direct light emission.

A quantum dot film converts blue LED light into green and red wavelengths within an LCD backlight unit to enhance color emission.

A multi-chromatic waveguide merges reflective mirrors with periodic gratings to expand the optical pupil.

An adjustable chuck mechanism grips various light carrier sizes, eliminating heat transmission from rigid metal casings.

Curved light guide directs illumination through a convex surface to create a large, uniform emitting area while nesting control gear inside the concave region.

A light guide plate uses hierarchical micro and macro concave-convex structures to emit internally propagating light from side-injected sources.

Segmented base components and foam anti-leakage elements prevent water ingress while allowing easy power cell access.

A backlight unit light guide distributes LED illumination through optical films to enhance color accuracy.

A backlight module fixing component constrains an optical film to ensure uniform thermal expansion parallel to the light source.

A light-guiding component with a wedge-shaped reflection notch scatters light isotropically, resolving poor lateral visibility in fieldbus modules.

Color-coded illumination reduces line tracing time and minimizes errors in critical care environments.

A display module uses a tiered support unit to lift and secure the bottom surface of the extending lower substrate.

Twist-style base units plug into streetlamps to create a municipal wireless mesh network, eliminating limited urban coverage.

Segmented diffraction grating elements in a waveguide output coupler direct light into multiple directions to extend the depth of focus.

A doped layer converts blue light to red and green photons within the display screen stack.

Curved electronic paper displays reduce energy consumption by up to 50% while maintaining image clarity on windshields.

A segmented diffraction grating structure expands and recombines spectral light portions within a single optical waveguide for full-color imaging.