Mechanical Apparatus TRIZ Cases

See how distributed air vent assemblies with chemisorption filters reduce space requirements an

See how redundant controllers with self-invalidation commands enable railroad air-conditioning

Sheath-to-tank voltage sensing tracks anode depletion, supports impressed current protection, and helps prevent dry firing in electric water heaters.

See how a master control center wirelessly activates multiple UV-C lamp systems across establis

See how partition walls and staged openings in a gas-liquid separator prevent liquid refrigeran

See how multipoint air sampling with sensor protection adjusts exhaust fan velocity dynamically

See how dual temperature sensors isolate heat-source influence inside the controller housing to

Hourly outdoor temperature and infiltration data drive automatic HVAC fuel feed adjustment to match real heating load and cut waste.

See how unified control stops one of two air-conditioning devices when load falls below thresho

See how a voltage division assembly enables immediate polarity detection in RS-485 circuits, el

See how a rotatable brush assembly with motor-driven cleaning bodies removes electrode debris i

See how a main controller broadcasts upgrade data to multiple devices with sequential acknowled

See how automated cleaning composition dispensing at predetermined intervals prevents mold and

Real-time expansion valve adjustment keeps compressor parameters within normal ranges in multi-split air conditioning under changing load and temperature.

See how dynamic injection ratio control balances heating efficiency and compressor safety by ad

See how a hanger device integrates fan-driven air circulation, self-cleaning filters, and steam

See how machine learning determines independent start times for air conditioner, ventilation, a

See how electromagnetic wave emitters built into devices enable mobile terminals to measure sig

See how a negative ion generator creates a laminar air curtain that precipitates airborne patho

See how an EXV control system uses PID and feed-forward algorithms to optimize refrigerant flow

See how monitoring refrigerant pressure and temperature trends enables early HVAC fault detecti

See how bi-directional inline fans with motorized dampers and sensors move conditioned air betw

See how a single-package air conditioner uses occupancy detection and demand response signals t

See how ambient-temperature-based branch control balances compressor reliability and energy eff

See how feed-forward control predicts load changes and adjusts pump flow proactively to reduce

See how guide-rail slides, gas springs, and releasable fasteners enable a single technician to

Combining burst cooling, phase-change thermal storage, and vapor compression enables rapid laser cooling without losing sustained capacity.

See how centralized control operates all cut-off valves and ventilators when any detector excee

See how a wall-mounted auxiliary drain pan with anti-backflow connection prevents humidifier ov

A ring-shaped cap plate flow path distributes heating water around the combustion chamber to cut pressure drop and protect the heat exchanger.

See how dynamic valve control maintains constant pressure drop when switching between mechanica

See how a thermostat automatically detects jumper switch position on a wall mount connector to

See how segmented evaporators and periodic charging cycles reduce compressor size and power whi

See how integrating motion sensors into light bulbs enables distributed detection using existin

See how a compact UV light assembly sterilizes makeup air at the vent aperture while a heat shi

See how a cooler-based humidifying device adjusts air temperature to maintain stable humidity f

See how a convolutional neural network processes telemetry data to predict maintenance needs wi

See how a weight-activated harness and overflow container mechanically trip the shut-off switch

See how a semipermeable tent enclosure with positive pressure creates a localized clean air zon

See how magnetic coupling actuates scan assemblies through sealed housing walls, enabling filte

See how an ultra-thin corona module uses optimized voltage and segmented zones to achieve 90% s

See how a bridging member with integrated communication holes connects multiple heat exchangers

See how an angled screen and mixing chamber reduce discharge steam temperature, prevent user bu

See how specifying refrigerant pipe diameter ≤3/8 inch and length ≥5 cm between compressor and

See how dielectric barrier discharge plasma generates reactive species to inactivate airborne v

See how an evaporative condenser with adaptive water injection and misting reduces water consum

See how reversing fan rotation during automatic cleaning discharges odorous air through the rea

See how an AI-based gateway device uses real-time feedback and machine learning to adjust devic

See how mounting the imaging device on a detachable component simplifies camera installation an

See how a pivotable air guidance part with dual blowing means enables wide-direction airflow an

An overmolded light guide merges with a housing and lens to eliminate assembly misalignment, ensuring homogeneous rear-view lamp emission.

Over-center latching mechanism prevents unexpected disconnection during hydraulic failure without adding springs or manual pins.

An optical lens assembly and light source enable super macro imaging to resolve manufacturing cost and sweaty finger contradictions.

Gyro-levitation and bi-metal actuation replace complex magnetic mechanisms to simulate open candle flame motion and light patterns.

Spring-loaded clip prevents withdrawal while allowing easy insertion, reducing installation time in tight spaces.

A surgical system uses haptic feedback to constrain tool movement beyond a defined range during hip replacement procedures.

A dielectric multi-layer film on light-emitting devices controls spectral reflectivity to widen light distribution across the backlight.

Bragg polarization gratings diffract image light into separate intermediate components to expand the field of view in waveguide displays.

A tensioning element secures the profile to the light guide, resolving alignment complexity while maintaining minimal height.

A bicycle drive unit housing combines synthetic resin and metallic portions to support the crankshaft.

Concentric split patterns on the light guide plate convert point sources to surfaces, maintaining coherence while minimizing backlight thickness.

A plate-like light guiding member with a projection and masking member directs illumination from a casing opening.

Removable insulated glazing unit connects to frame pins, eliminating full disassembly during replacement.

A four-element optical lens design reduces imaging module volume while maintaining high spatial resolution.

Rotational collar movement drives linear cam translation and latch pivoting to secure fixtures without bulky components.

Heating and cooling a cavity-filling medium changes the backbone rigidity, enabling load support in confined gas turbine spaces.

A display panel removes polarizing plates to boost brightness, using a light guiding medium to route incident light to a reflective pattern.

Concave portions in the light guide plate mount LEDs to resolve weak remote intensity by redirecting light via refraction and total internal reflection.

Grooved assembly jig positions LED modules to eliminate misalignment and ensure uniform backlighting.

A spread illuminating apparatus uses a light-reflecting member on the circuit board to redirect stray photons into the light guide plate.

Segmenting the mold frame with a transparent light transmission portion resolves structural support versus edge illumination trade-offs in spliced displays.

A segmented transparent layer in a display light guide controls light incidence and emission through variable overlap areas with pixel electrodes.

Asymmetric prism film refracts backlight to shift image content away from panel borders.

Segmented light guide plate design using annular scattering dot distribution to improve backlight module performance.

Varying tangential reflectivity in the reflective layer ensures homogeneous intensity without complex coupling.

An integrated frame with electroplated contacts mounts LEDs to reduce device volume while maintaining assembly capability for compact fingerprint sensors.

Segmented light-guiding units stabilize illumination paths against positional displacement while minimizing light loss in image reading apparatuses.

A switchable gear drive retaining ring transmits torque while securing the switching member in a handheld power tool.

A multiple waveguide imaging structure uses a polarization switch to rotate light orientation across separate optical channels.

An interference seal on the light guiding column prevents liquid ingress while eliminating separate waterproof components to reduce assembly complexity.

Protruding structures prevent contact with expanding light guide plates, resolving thermal expansion damage to light emitting devices.

A light modulating device converges emitted light beams to restrict the display viewable range.

A display device uses a sheet metal bent portion engaging a plastic frame slot to stabilize the structure.

A diffusion sheet integrates modified graphene self-lubricating particles to reduce surface friction and enhance anti-scratching performance.

Distributed band pass filters enable compact optical touch detection by routing specific light frequencies through waveguides.

A vehicle lamp uses vertically stacked semiconductor light emitting modules with partition walls to enable selective lighting and color control.

Segmented light guide members direct light from a single source to dual panels, resolving the trade-off between component count and brightness uniformity.

A front light guide module uses a refractive index gradient across adhesive and functional layers to manage light propagation.

Cover bottom merges structural support and thermal dissipation via integrated light source module contact, eliminating separate heat sinks.

Rigid peripheral structure applies uniform pressure to circuit board, improving heat transfer while preventing moisture ingress.

A vehicle light guide splits the light beam into two lobes via a dividing element, preventing uneven spots at corner portions of L-shaped contours.

Automated UV-curable resin glue coating bonds display panels to backlight modules with high precision.

Segmented cooling elements manage heat in retrofit lamps without exceeding existing luminaire dimensions.

A curved incident surface on a keyboard light guide member increases capture area to resolve light leakage and insufficient keytop illumination.

An edge strip on a photoconversion sheet reduces blue light leakage and improves color uniformity.

Integrated camera and processor analyze images to verify stadium luminaire alignment, replacing manual markers with automated visual feedback.

An LED module integrates a heat sink and reflector to direct emitted light toward a specific axis.

Dynamic beam control resolves the trade-off between illumination coverage and detection accuracy by concentrating light on regions of interest.

Adhering a rigid glass light guide to a reflector eliminates air gaps and flexing, removing the need for a heavy metal housing.