Mechanical Apparatus TRIZ Cases

See how integrated intake and exhaust apertures with fan assemblies in a wall sleeve eliminate

See how a bypass segment induces vortical flow to reduce static pressure, enabling adaptable or

See how dynamic pressure sensing and emergency gas extraction enable safe habitat shutdown in L

See how a split-loop HVAC system confines reactive refrigerant outdoors and uses inert CO₂ indo

See how sensor-based zone demand calculation and dynamic airflow adjustment balance multi-zone

See how a ceiling-mounted indoor unit uses load detection and adjustable horizontal airflow to

See how a removable counterweight balances a rigid flap to reduce noise and improve airflow in

See how independent air supply and exhaust control with real-time indoor and outdoor pollution

See how a dual-mode air supply/exhaust mechanism detects refrigerant leaks and switches to exha

See how adaptive working points compare expected and measured temperatures to adjust valve open

See how a liquid pressure adjusting expansion valve maintains cooler pressure while reducing re

See how an air-conditioning apparatus switches to rarefying control mode, increasing indoor fan

See how an incandescent emitter uses radiant heat from fuel combustion to defrost the evaporato

See how airflow paths, HEPA filters, and anion units embedded in glasses frames deliver purifie

See how drag-and-drop zone assignment and automatic component detection replace manual coding,

See how far-UVC light sources disinfect gaming equipment and surfaces without harming players,

Fast valve switching and a flash tank let one compressor run multiple evaporators at different pressures with negligible temperature swings.

See how selective compressor shutdown and frequency adjustment across multiple air conditioners

Instruction-based equipment models are merged into a geometric subplant model to find the nearest load operating point and improve plant control.

See how an HVAC controller partitions occupant temperature adjustments into time bins and adapt

See how low-flow water circulation with high temperature difference adapts to refrigerant tempe

See how flexible screens curve about non-parallel axes with support structures to form bezel-fr

Occupancy data and return-air contaminant sensing trigger scrubber regeneration modes that cut outside air demand and improve HVAC efficiency.

See how segmented electric control valves and real-time pressure monitoring prevent liquid refr

See how WAN IP address comparison replaces complex sensors to detect occupancy and adjust HVAC

See how grouping information and suppression devices isolate the leaking indoor unit, allowing

See how a fresh air machine recovers from return air sensor faults by closing the internal valv

See how a purge valve and concentration sensor automatically expel flammable refrigerant to a s

See how precise refrigerant charge limits based on outlet height and floor area prevent flammab

See how presence sensors and a control model manage ventilation based on occupancy, activating

See how a plaster-based mounting collar simplifies fire damper installation in suspended ceilin

Periodic high-temperature hygiene cycles and eco control cut standby heating while maintaining safe hot water and dry-run detection.

See how dynamic fan speed control and path switching across multiple evaporators resolve temper

See how discharge guides selectively route air to main or fine outlets, enabling high-speed coo

See how adjustable brackets and inserts enable one HVAC filter track to secure multiple filter

See how a bypass line with intermediary heat exchanger prevents energy loss when heating one ch

See how an internal suction header heat exchanger merges sub-cooling, accumulator, and flow dis

Independent wet and dry airflow control balances heat transfer and water use in an indirect heat exchanger with evaporative cooling.

See how a removable inlet debris filter inside the manifold assembly prevents contaminants from

See how supply-pressure-driven run-around coils eliminate recirculation pumps while enhancing d

See how segmented fans and multi-directional discharge ports expand air purification coverage w

RF signals from idle mobile phones let lighting controls detect occupancy without line of sight or motion, reducing false triggering.

See how automated energy model import, virtual system simulation, and direct controller export

See how a whole house fan system uses temperature, humidity, and air quality sensors to draw fr

See how wireless communication between thermostats and damper actuators eliminates the zone pan

See how a VRF system uses artificial load circuits with expansion valves to enable compressor o

See how a two-stage thermostat dynamically adjusts compressor capacity and fan speed based on t

See how dual spaced sensors detect timing differences to distinguish operator movement from amb

An inclination sensor detects bicycle slope during rest transitions, enabling a controller to shift gears proactively for optimal engagement.

A waveguide type optical interferometer circuit incorporates a light intensity compensating region to balance optical phase differences.

Protrusions on the reflection layer redirect light via total internal reflection, eliminating metal electrodes and complex liquid crystal control layers.

Mode conversion enables broadband light recycling in waveguides, increasing phase shift and reducing power consumption.

An adjustable secondary body orients light outside the primary distribution, reducing device complexity and cost.

Dynamic positioning of the optical assembly resolves fixed pattern limitations by optimizing ceiling coverage and uniformity.

A vibrational frequency adjustment device converts reciprocating linear motion into rotational motion using a one-way clutch and conversion mechanisms.

Multiple light sources surround an axis and emit beams reflected by a curvy concentrator onto the optical fiber, resolving cross-sectional area mismatch.

Inclined light guide patterns on the rear surface direct emission while a louver absorbs stray rays, resolving size constraints in vehicle displays.

A textured light guide plate surface reduces friction against an adjacent film layer to enable independent thermal expansion.

A dual-sided LCD uses a reflective DBEF film to direct light between polarizers, reducing cost and complexity compared to back-to-back single-sided designs.

Asymmetric power supply cable arrangement disperses shadows across the optical integrator entrance surface for uniform light distribution.

Porous foam glass replaces intricate surface textures to lower manufacturing complexity while maintaining effective glare reduction and structural stability.

An integrated optic merges a truncated compound parabolic concentrator and tilted wedge directly over an LED die to collimate light.

Extended diffuser portions overlap prism sheets to prevent optical leakage and bright lines in display panels.

A lighting fixture assembly uses a cylindrical tube part to secure adjustable LED fixtures for precise beam alignment.

Segmenting the plate into distinct materials reduces light leakage and manufacturing defects while improving utilization efficiency.

Interleaved extraction features redirect guided light to produce uniform angular luminance profiles, eliminating diffusers and reducing thickness.

A tunable LED light array uses a waveguide structure to mix and direct light across the fixture area.

A backlight optical member uses positioning holes and rotation restricting portions to maintain precise alignment.

A lighting device uses dual-axis rotation to orient a light beam while maintaining a sealed structure.

Offset multibeam emitters align directional light with color sub-pixels, reducing color fringing in multiview displays.

Integrated fixing members on the backboard eliminate fastening buckles, reducing frame width below 1.9 mm for narrow bezel designs.

A spring-loaded fastening mechanism secures the heavy tilting lid of an outdoor light projector, preventing sudden closure during maintenance.

Knurled reflective slides diffuse light radially, removing glare while preventing moisture accumulation and structural complexity.

An optical virtual push button touch panel replaces mechanical switches with capacitive sensing and dynamic LED lighting to eliminate physical wear.

Actuator system aggregates multiple component statuses into a single mechanical position for one electrical sensor.

Inclined guide surfaces prevent lens tilting during assembly, eliminating luminance and color deviations in backlight units.

A head mounted display uses a segmented light guide plate to route distinct image lights for each eye through separate output portions.

A luminous element uses a connecting layer with a distinct refractive index to extract light from the substrate through the metallic coating.

Antioxidants protect nanophosphors from oxidation, maintaining color reproducibility in liquid crystal displays.

Paste cement fixes a curved optic fiber bundle to prevent breakage during autoclaving.

Luminescent waveguides convert unused solar energy into red and blue light, reducing vertical farming lighting costs.

A lighting module uses a reflector and multiple point light sources to direct illumination.

A disposable fiber-optic light guide connector uses a destructible thread to secure the optical component.

A guide panel rib constrains the light source module position between the display and backlight units.

Segmented net cover device with embedded connections reduces processing complexity while maintaining protective performance.

Bending bezel areas of flexible OLED panels enables seamless tiling with a shared fastening member.

Embedding light sources and guide structures within the cover reduces weight and assembly complexity while minimizing optical loss.

A bicycle derailleur control device uses a single lever and pawl indexer to rotate the cable-winding bush for gear shifting.

A reflective optical coating redirects light within a wearable display lens to maintain hermetic sealing.

A LED light apparatus integrates a driver circuit board into the support housing to simplify assembly and reduce component count.

A backlight module employs a rubber light shielding structure overlapping substrate edges to block peripheral light leakage caused by uneven adhesive frames.

A laminated optical film assembly uses a base-free functional layer and a light conversion layer to enhance light scattering.

Hinged receptacle rotates between loading and retaining positions, preventing device dislodgement during sudden inertial loads.

A light guide with a tilted plane redirects light via total internal reflection to enable compact optical designs.

A multilayered optical prism assembly with micro-mirror strips and a curved reflector expands the field of view while maintaining transparency.

End-emitting optical fibers feed a light extraction plate and diffuser film to resolve non-uniform illumination in microscopy samples.