Mechanical Apparatus TRIZ Cases

See how a damper controller detects faults by comparing discharge air temperature before and af

See how multiple blowing ports, adjustable doors, and guide blades vary airflow direction and v

See how an alternating heat/cool algorithm resolves opposite zone demands by cycling HVAC modes

See how depth monitoring via GPS and tide data automatically shuts off a boat's water-fed clima

See how a controller uses ingress rolling means and thresholds to predict occupancy patterns an

See how far UV-C light in a serpentine pathway neutralizes airborne pathogens with extended exp

See how controller-driven energization cycles verify temperature sensor-compressor pairings in

See how LED strips and a perforated reflector panel integrate lighting into a laminar flow diff

See how a modular ventilation fan uses interchangeable sensor modules and standardized mounting

See how UV radiation, electrostatic fields, and airflow create barrier-free meeting spaces that

See how a smoke evacuation filter uses asymmetric geometry and seal-before-contact sequencing t

See how gas detection modules and intelligent control devices enable real-time monitoring and s

See how NB-IoT and LoRa LPWAN replace Wi-Fi in thermostats to reduce power consumption, elimina

See how heating and cooling heat exchangers in a segmented water bath enable fast dew-point cha

See how superheat-based valve control stabilizes refrigerant flow across multiple parallel evap

See how a motor-driven push rod with presence sensors automatically opens refrigerator doors ag

See how segmented transmission to dual reception units with different buffer capacities maintai

Variable expander opening is adjusted from exhaust-air humidity and temperature feedback to keep heat pump drying stable and efficient.

See how mounting the separator and condenser on the tank enables continuous weight measurement,

See how cumulative change thresholds and dynamic detection periods filter unsteady-state data t

PCM heat storage and a passive damper keep room cooling running by natural convection during power loss, extending emergency cooling time.

See how pollutant sensors and airflow estimation replace fixed-interval schedules to predict fi

See how rail-guided movable heat exchanger units resolve uneven temperature distribution and en

A sensor-linked stem and actuator detect valve outlet open or closed status, preventing cryogenic nozzle malfunctions and safety risks.

See how coupling capacitors and noise-cut transformers filter inverter noise in air conditionin

See how a segmented switch assembly enables AC power supply through communication terminals, re

See how segmented relay-driven power supply prevents current flow to DC motors during short-cir

See how electrostatic precipitation and UV-C irradiation capture and neutralize airborne pathog

See how ductile stainless steel pipes with controlled delta ferrite structure resolve the stren

Using gas and liquid receivers instead of compressors, this cooling approach cuts weight and power while stabilizing high-heat-flux loads.

See how neural network computation replaces threshold-based diagnostics to accurately estimate

See how a magnetometer measures magnetite buildup in heating system filters to enable condition

See how segmented flow rate adjustment valves replace four-way switching to reduce noise and vi

See how a circumferential filter layout with ionization increases filtration surface area witho

See how a single control valve in the outdoor-side pipe blocks refrigerant flow to multiple ind

See how dynamic margin calculation adjusts coil water inlet temperature in real time to optimiz

See how dynamic receiver pressure setpoint adjustment based on expansion device opening degree

See how networked scent emitters coordinate through sensors and processors to balance odor cont

See how temperature profile sensing across an air curtain enables dynamic fan adjustment to mai

See how a valve core member responds to pressure differences to prevent refrigerant reflux duri

See how non-energized valve configuration forms heating-mode refrigerant flow paths to reduce p

See how shutter-controlled air routing prevents cold discharge into rooms during defrost cycles

See how UV-generated ozone and oxygen radicals accelerate hydrogen peroxide removal from resin-

See how simultaneous airside and waterside optimization resolves HVAC resource inefficiency usi

See how convex curved surfaces on the actuating bar and valve body apply lateral loads to suppr

See how a parallel pipeline heat storage module stabilizes multi-split air conditioner load dur

See how dynamic economizer disabling and variable-speed vapor injection optimize heating capaci

Wireless sensors and ML coordinate diverse air handling units to balance contaminant flow, cut energy waste, and maintain safe industrial air.

A backlight module uses a brightness enhancing film with varying microstructure light gathering efficiency to manage luminance across regions.

A segmented connecting box housing a quick wire connector enables single-person mounting of road lamps.

A control device predicts air conditioning duration and transmits inquiry information to confirm user settings before execution.

An engaging portion on a light guide plate fixing surface accommodates dimensional changes while maintaining optical alignment.

Local prism patterns on a backlight light guide plate control light direction to reduce hot spots caused by uneven luminance between sources.

Integrated bottom bracket assembly uses press-fit support members to secure crank axle rotation.

A backlight module fixing part with insertion portions and an engagement portion secures the back frame, light guide plate, and optical film together.

A biodynamic microscope uses coherence gating to acquire interferometric image data from biological samples.

A display device uses a light source selection circuit to guide illumination across the panel.

An eccentric crank mechanism aligns pedal zenith and nadir positions to drive a rotating wheel gear assembly.

Lateral lighting geometry with an optical tunnel structure improves image quality while reducing device thickness.

A lighting system combines UV-A radiation with white light using adjustable color temperature to provide germicidal illumination.

Matching colored board reflectance to the light shielding part reduces boundary visibility when light sources are off.

Front light guide plate optical structures direct image light to obscure adjacent joints, resolving brightness uniformity issues in large ChLCD assemblies.

A luminous flux collector captures divergent light from an LED source and directs it into a small-diameter optical fiber.

A magnetic rechargeable touch lamp integrates atomizing nozzles to spray aromatherapy mist directly from the holder.

Segmented pawl design prevents partial tooth contact in amusement park restraint systems, ensuring secure locking during ride operations.

Segmented light guide units with convex exit surfaces resolve stray light and uneven illuminance by avoiding intersecting diverting boundaries.

A frame step portion aligns the light source substrate with the light-guiding plate support, resolving illumination unevenness from reflectance differences.

Integrating wiring patterns directly into the backlight case eliminates separate substrates, reducing frame width from 5.7 mm to 4.25 mm.

Side-emitting optical fibers with homogeneous polymer coatings deliver UV-C disinfection to hard-to-reach areas without chemical consumables.

A semiconductor nanocrystal-polymer composite film converts blue LED light into white light with high color accuracy.

Protruding supports on a metal light barrier hold spacers below the light guide plate, reducing total thickness while maintaining structural integrity.

A light guide cover constrains a bar-form light guide to prevent warping, ensuring uniform electrostatic charging on photosensitive drums.

Graded haze prism sheets in an optical composite structure increase average brightness by 1.6 times while narrowing the viewing angle.

Asymmetric light integration rod orientation reduces stray light overlap and energy loss, enhancing projector light utilization efficiency.

A bicycle twist grip shifter uses ball bearings to minimize friction between the bearing tube and rotary handle.

Nested hollow and inner torsion shafts balance forces to prevent wear during high-speed extruder operation.

Roughened glass sheet end surfaces scatter stray light, resolving the trade-off between high-definition nanoimprint precision and optical reliability.

A loudspeaker diaphragm integrates a light guide with a reflecting surface to diffuse and reflect emitted light across the inner circumferential end.

An optical frame supports a display panel while providing edge light to enlarge the active area, eliminating narrow bezel constraints.

Segmenting a structured reflector into zones with distinct prism geometries resolves off-axis luminance trade-offs while maintaining axial efficiency.

Divided support parts absorb thermal expansion to prevent warping and maintain consistent illumination intensity.

Periodic microstructures on the emission surface reduce optical crosstalk between areas, enabling high-dynamic range image synthesis in small devices.

Cleat-embedded sensors measure force and motion to calculate power output, resolving installation complexity while enabling detailed pedaling analysis.

Semi-polar plane substrates generate polarized light from micro-LEDs, boosting coupling efficiency into waveguides compared to unpolarized sources.

A keyboard key device uses a light guide plate with microstructures to diffuse light rays for uniform character illumination.

A patterned light guide plate reflects and scatters light to an electronic paper panel.

A lighting arrangement uses a reflector section to direct light through a transmitting section into the patient tunnel.

Calibration offsets angular and color-dependent throughput variations in wearable displays, reducing distortions caused by compact planar optics.

Segmented scattering structures mask source appearance and redirect light to eliminate dark spots in backlighting.

Segmented heat sink assembly with angled fastener secures waveguide, enabling precise alignment and easy linking of multiple fixtures for extended coverage.

Optical diffusing films use specific particle distributions to improve luminance and shielding while preventing adhesion issues.

An inverted optical path design protects emission planes from external impacts and foreign matter while maintaining misalignment tolerance.

A light-guiding device with a curved reflection layer ensures uniform illumination across the output surface.

Segmented quantum tubes form a fold line matching the curved surface, resolving rigidity issues while improving color purity and gamut.

A hybrid indicator sign uses a light guide plate to distribute LED energy into a photo-luminescent layer for sustained illumination.

Partition walls and sub-layers guide light between island substrates, preventing color mixture and suppressing lattice patterns during stretching.

A surgical illuminator uses a triple aspheric lens system to produce a clear illumination spot.