Mechanical Apparatus TRIZ Cases

See how modular fluid coolers with wet media and chillers dynamically switch between free, part

See how vision-based human sensing and server-aggregated zone classification enable air conditi

See how a whole house fan system uses temperature feedback and automated control to reduce cool

Dynamic heat exchanger and valve control balances heating and cooling loads to limit compressor fluctuation, noise, and power use.

See how flight data and location-based ozone exposure tracking predict converter remaining life

An added heat exchanger links refrigerant circuits to overcome condenser flow limits and increase HVAC&R cooling capacity.

See how separating condensing and supercritical heat transfer into two radiators with optimized

See how sensor-driven ventilation control with touch-free interaction reduces virus transmissio

See how facade profiles with self-tapping screw channels enable flexible cleanroom assembly wit

See how real-time occupancy sensors replace schedule-based HVAC control to reduce energy waste

See how merging refrigerant-pipe and air-based heat radiation maintains electronic component co

See how leveraging smart air conditioner sensors enables cell-level heating control by adjustin

See how a terminal device displays wireless LAN adapter connection status remotely, enabling ne

See how a modular air purifier combines plasma and ion modules with adaptive control to balance

See how a three-pipe heat recovery multi-split heat pump uses a single four-way valve to enable

See how a crescent-shaped economizer nests within the condenser housing to reduce transverse sp

See how multiple temperature sensors and heat flow simulation enable precise air conditioner ti

See how coordinated compressor and fan frequency control using return air, condensation, and ev

See how a radiation amount adjuster enables heating and cooling mode transitions by controlling

See how ductile stainless steel pipes with controlled ferrite content resolve the strength-duct

See how sensor-based monitoring and computer modeling detect rack temperature deviations in dat

Air is saturated at its dew point in a temperature-controlled bubbler, then reheated to target humidity without condensers or humidity sensors.

See how modular segmentation and nested electrode design reduce assembly complexity in electros

See how a dynamic receiver adjusts refrigerant charge based on subcooling feedback to optimize

See how predictive dust concentration modeling enables selective operation of air cleaning and

See how a saturation adjustment term with barrier function prevents gradient-based HVAC control

See how a rotatable guide unit dynamically opens or closes outlet areas to control wind velocit

See how dynamic modeling of cooling towers, heat exchangers, and pumps replaces static wet bulb

See how series-connected indoor units with flow-adjusting valves enable sequential heat extract

See how a fan-assisted NDIR sensor reduces refrigerant leak response time to ten seconds by for

See how a thermoelectric device converts intermittent pilot-light heat into electrical energy t

Tilting the suction-panel ion generator 30-60° spreads ions across a wider area, improving air purification while limiting wall contamination.

See how an open-circuit refrigeration design eliminates compressors and condensers, using pump-

See how UVC irradiation at 250-260 nm combines with HEPA, TiO2, and activated carbon filters to

See how a receiver with an internal PTC heater well eliminates external heat tape, reducing ins

See how coating brazing joints between expansion valves and refrigerant pipes reduces corrosion

Presence filtering and air-quality sensing cut unnecessary heating and air renewal state changes, improving comfort and energy use.

See how direct reciprocal coupling with plane bosses eliminates by-pass ducts in parallel-tank

See how centralized tracking of additional refrigerant filling amounts across multiple units en

See how a tubular distributor with protruding partition members contacts pipe ends to create di

See how segmented chambers with independent thermostats and heat-exchange coils enable flexible

See how dynamic capacity adjustment between outdoor air handler and air conditioner prevents sh

See how an environmental controller monitors dew point and adjusts cooling set points before do

See how attaching the control unit to a radiator in the heat medium circuit eliminates air path

See how vertical airflow and nested filter arrangement enable compact refrigerator deodorizers

Region-by-region pollution data from a moving cleaner guides fixed air purifiers to polluted zones, improving cleaning efficiency and cutting power use.

See how dynamic HVAC control uses occupancy sensors and feedback to balance hotel energy saving

See how sequential HEPA, UV-assisted photocatalytic oxidation, and adsorbing filters remove par

Automatic calibration of loop temperature differentials lets primary and secondary hydronic flows track thermal demand and avoid low ΔT syndrome.

A color conversion film incorporates a phase transformation adhesive layer containing a phase change material to absorb heat.

Transparent light guide plate uses segmented prisms to reflect light toward specific viewing angles.

A diffraction grating with a variable refractive index directs light via inkjet-deposited resin composites.

Segmented light guide arms route illumination from separate sources to a coupling device, resolving intensity limits without expanding the coupling point area.

A light source module uses a parabolic reflective surface to focus light beams toward the normal viewing direction.

Flexible light-guiding film redistributes LED light into uniform linear sources, solving spacing-induced non-uniformity in vehicle lighting.

A backlight module uses a positioning member to maintain precise spacing between the light guide plate and the backlight source.

Hooks on guide panels and cover bottoms engage rear cover latches, reducing assembly errors and preventing panel damage during coupling.

A strontium barium europium aluminum silicon nitride red phosphor delivers high internal quantum efficiency and stable light emission.

Graphene coatings on integrated heatsinks lower thermal resistance, reducing temperature control load and power consumption in high speed optical modules.

A bore region lighting unit generates spatially varying brightness to create an optical illusion of a larger magnet bore dimension.

A curved lightguide plate and flexible printed circuit board enable light emission along a mounting line parallel to the incidence surface.

Segmented parabolic reflectors direct vertical lamp light to target zones, reducing energy waste and light trespass.

A vibration mechanism removes debris during positioning while an elastic seal prevents contamination, resolving assembly complexity trade-offs.

Integrating a protrusion into the middle frame eliminates separate rubber supports, resolving the trade-off between structural stability and display area.

A vehicle lamp light guide integrates into the body panel to direct light outward through a diffusing outer surface.

Interwoven fiber optic light panels bundle optical fibers to reduce separation distance, minimizing light loss from tight bend radii.

A modified blob optic refracts light from an LED package to redirect peripheral rays downwards.

A nested tube system guides air flow along a channel between inner and outer surfaces to protect optical lenses from particle ingress.

A transparent light bar body integrates an ornamental element containing light-scattering material to produce a brighter appearance.

Light shielding yarns intersect side emission optical fibers to suppress circumferential leakage and enhance dot-shaped distinctness.

Segmented light guide regions with inclined surfaces resolve the contradiction between anti-peeping effects and display brightness.

A quantum dot enhancement film converts blue light to red and green wavelengths within an LED backlight module.

Segmenting a linear light guide rod into independently controllable sections enables fine luminance distribution on curved automotive trim surfaces.

Segmented light conducting rods thermally isolate the guide unit, preventing thermal damage while maintaining precise optical coupling.

A dual polarization chiplet combines multiple light signals with different polarizations onto a single fiber.

Inclined surface protrusions on the light guide plate prevent mirror reflection and eliminate bright spots at wide viewing angles.

An emblem device mounts on an air bag cover using protrusions that preserve structural strength while enabling indirect illumination of the surrounding area.

Recessed portions with spherical caps converge LED light to eliminate hotspots and ensure brightness uniformity in edge-lit displays.

A light source unit uses a diffusion part and condensing lens system to manage laser beam propagation angles and diameter.

Segmented acrylic plates diffuse near-field light and transmit far-field beams to resolve non-uniform distribution in wall-mounted LED lighting.

Waterproof adhesive bonds an exposed insulating layer to a light guide plate, preventing moisture damage that causes circuit shorts.

A synchronized locking mechanism secures a printer carriage and transmission gears simultaneously.

Tunable retarders route polarized light through a selective element, reducing power consumption by illuminating only active display zones.

A light stack assembly adjusts LED duty cycles and phase shifts via a master controller.

Varying luminous and diffusion dot densities across the optical path resolve graininess near the entry side while maintaining high luminance further away.

A mechanical lever system enables single-handed needle extension and retraction within a hand-held medical device housing.

An elastic unit compresses against a side wall portion to constrain a positioning protrusion, preventing light leakage during thermal expansion.

A vacuum powered deposition apparatus uses a linear motion unit and angle restriction plate to control spray orientation.

Segmented light guides with angled walls isolate individual diodes to prevent overlap, while a spaced diffuser eliminates hot spots for uniform illumination.

Random air distribution on these sheets eliminates bright lines and points by removing the need for separate light shielding units.

Non-contact motion sensor detects hand movements to toggle lighting states and adjust brightness levels without manual switches.

Compressible bushings isolate the operator from rough terrain vibrations, reducing fatigue while maintaining precise product distribution control.

Bent film positioning portions overlap reflector extending portions to reduce bezel width while accommodating thermal expansion without mura defects.

A surgical lamp uses a 3D sensor to detect object position and motion, preventing shadowing by dimming obstructed lights while maintaining constant illuminance.

Segmenting the optic into focusing and non-focusing portions resolves the trade-off between primary beam versatility and device complexity.

Coupling optic redirects Lambertian LED light into the waveguide, resolving low-profile design losses.

Variable-depth notches act as light barriers in segmented backlights, reducing cross-talk and enhancing dynamic contrast ratios.

Separating the LED module from the driver housing via a vented hollow connector reduces temperature to 94°C while enabling directional control.

Dual birefringence cells and crossed polarizers filter large viewing angle light to reduce reflectivity without increasing power consumption.