Mechanical Apparatus TRIZ Cases

See how an external cut-off valve powered by the utilization unit's existing power source reduc

See how a suction-tower air network with centralized filtration and conditioning replaces fossi

See how a segmented filtration system uses pre-filter, chemical adsorption, HEPA, and anti-micr

See how multi-threshold detection with provisional fan operation distinguishes refrigerant from

See how first and second expansion mechanisms decompress main refrigerant on both sides of a su

See how a partition plate with air inlet and outlet ports directs refrigerant-laden air to a se

See how segmented conduit plate design prevents water ingress at the terminal block while enabl

See how cumulative exposure time and count monitoring prevents semiconductor gas sensor desensi

See how an air-conditioning device acquires environmental and biological data to grasp habitual

See how blower-driven air recirculation and distributed hot wind outlets reduce drying energy c

See how duct redirection prevents hot air recirculation when local air conditioning fails, main

An adjustable frame centers a UV-C lamp and removable reflectors in HVAC ducts to improve light coverage, fit varied duct sizes, and ease cleaning.

Separate product and condenser cooling circuits use low-GWP refrigerants and heat exchange to improve freeze dryer COP above −50°C.

See how a pass box with outer surface slit and circulation flow path prevents clean booth air f

See how an anodized metal filter with antimicrobial treatment uses thermal convection from ligh

By adjusting low-pressure and expansion valves before mode changes, this case cuts switching-valve noise and reduces indoor thermo-off.

See how a hanger device integrates fan-driven air circulation, steam generation, and filtration

Three temperature sensors in a suction tube heat exchanger infer parallel evaporator mass flow split for tighter compartment temperature control.

See how air conditioner wind guide angle, blower speed, and frequency adjust using existing sen

See how parallel electric expansion valves extend opening area range to reduce refrigerant char

A spacer and sealing element isolate the hot water tank flange joint, preventing contact corrosion while keeping assembly secure and reversible.

See how a low-pressure valve adjusts evaporation pressure based on temperature differences to m

See how a CNN processes multi-sensor telemetry data with attention mechanisms to generate accur

See how parallel electric expansion valves achieve wide opening-area ratios to maintain thermal

See how dynamic cooling coil temperature adjustment based on real-time dew point calculation en

See how an in-wall smart switch/thermostat reduces HVAC energy waste through occupancy sensing

See how air quality sensors integrated into outdoor electronic displays leverage existing cooli

See how pre-installed valve kits with upward-inclined distal ends enable new indoor units to be

See how an integrated sensor and blower control unit detects refrigerant leaks in HVAC indoor u

See how a power supply control circuit in the outdoor unit switches power loops on and off base

See how voltage detection and relay control suspend fan motor operation before power restoratio

See how predictive control segments grid, green, and battery energy components to reduce demand

See how a PLC-based air sampling system automatically regulates mass flow rates and prevents va

See how continuous-value correction models replace discrete maps to improve refrigerant estimat

See how a ceiling-mounted appliance hub integrates climate control, lighting, and fire suppress

See how unified sound input controls air conditioning, lighting, and other devices to reduce op

See how adaptive reference time periods reduce false alarms and detect malfunctions accurately

Seat-level micro-climate feedback lets the ECS raise cabin set points while preserving passenger comfort and reducing fuel use.

See how automated profile-based anomaly detection replaces on-site inspections in HVAC systems,

See how a dense laser beam network in a sterilization chamber destroys airborne viruses and bac

Motor power, fan speed, and ram air temperature are used to detect heat exchanger blockage without added pressure sensors.

See how a hanger device integrates fan-driven air circulation, filtration, steam generation, an

A centrifugal oil separator recycles compressor lubricant, preventing evaporator deposition and lowering flow resistance in passive cooling.

See how an indoor control system asks users to confirm detected state values against set points

See how a relay-unit refrigeration system detects open-lock valve abnormalities by monitoring s

See how estimating indoor set temperature from return air and runtime prevents overshoot in hea

See how combining ground-truth-labeled and predicted-labeled measurement data improves air cond

Embedding the outdoor AC antenna in an insulated case sidewall prevents damage, preserves signal sensitivity, and avoids extra installation space.

See how a bypass pipe redirects refrigerant to use outdoor air heat for defrosting, enabling si

See how core-sheath composite polyester fibers with thermal bonding achieve uniform flame retar

A flexible inspection scope uses dynamic stiffening members to navigate small medical device lumens while maintaining stable visualization.

Shielding material covers abuttal side surfaces of light guide unit guiding blocks to prevent optical interference between adjacent segments.

A sealed box integrates a coolant circulation path to cool driving motors within a compact work transfer apparatus.

Folded optical film seating within waveguide spacing regions maintains structural integrity during thermal cycling.

Segmented reflective electrodes and an insulating reflection layer reduce luminous energy loss while preventing electrical current leakage in the LED device.

An optoelectronic lighting apparatus uses a reflector and optical component to redirect electromagnetic radiation for homogeneous illuminance distribution.

An annular array of arc-shaped LEDs converts internal control signals into visible light patterns for remote status monitoring.

Composite fluoride phosphors with protective coatings resolve color purity and reliability trade-offs in display backlight units.

Light-emitting elements illuminate visible regions matching digital ink color, resolving confusion from unclear ink selection.

Segmented reflection portions on a light guide plate direct light toward an observation window, eliminating shadows on lustrous surfaces.

An adhesive transition layer prevents reflection layer detachment from in-coupler gratings, ensuring stable optical efficiency.

Modulated grating transition areas prevent stamp damage and air bubbles during nanoimprint fabrication, enhancing waveguide reliability.

A molding lens on an LED chip uses a concave portion and multiple light exiting regions to distribute optical output.

Shared LED sources connect to interchangeable AC sealed units and DC battery packs, eliminating duplicate components to reduce device complexity.

A folding light tower uses a 4-bar linkage mechanism with one actuator to achieve full vertical extension.

Integrating the power take-off support into the transaxle housing orients the shaft differently, reducing vehicle size and mounting complexity.

Varying light source orientation along a curved guiding plate resolves the trade-off between device thickness and sufficient light incidence.

Segmented collimating arrays paired with prism sheets eliminate hot spots in shallow artificial skylights by redistributing light laterally.

A table drive system incorporates a safety block mechanism to arrest motion of the support table.

Parallel spherical five-bar linkage pivots surgical tool shafts about a remote center of rotation.

A diffusive illuminator uses fluoropolymer and transparent fluid layers to emit ultraviolet light with uniform Lambertian distribution.

A double ratchet wrench uses a pivoting choosing member to engage directional claws for stable rotation.

Segmented dual-circuit cords with self-healing insulation enable lamp placement flexibility without increasing device complexity.

A MEMS light valve device controls backlight entry using a swing arm mechanism to manage optical transmission.

A displaceable LED light source carrier moves relative to a support element to align the light guide plate, resolving assembly complexity.

A dental lighting system balances blue and white light irradiance to optimize tartar fluorescence visibility.

Segmenting LED groups with distinct spacing patterns suppresses luminance non-uniformity while maintaining efficient light distribution in thin displays.

Bonding a polymer reinforcing piece around a glass orifice prevents edge breakage from mechanical stress while housing an LED circuit.

Replacing the light guide plate with an oligomer resin layer reduces backlight unit thickness while maintaining luminance uniformity and heat resistance.

A rectifier circuit converts AC power to drive LED arrays while a controller IC manages current paths through internal switches.

A multiview backlight employs a color-tailored multibeam element to emit directional light beams, mitigating color breakup in passive displays.

A flexible display device connects a rigid circuit board portion to a bendable screen segment via rotatable and cooperating members.

A seat belt load limiter uses a button and lever to orient a gear ring for adaptive energy absorption.

A surgical clip integrates a waveguide illuminator to direct light via total internal reflection.

An angle-selective transmission filter directs high-angle light outside the optical path of a near-eye display waveguide.

An illuminated drain stopper uses a light pipe to direct illumination to the sink basin, freeing electrical outlets and reducing sleep disturbance.

Programmable semi-reflective blades in an optical guide adapt reflectivity based on pupil position, reducing light energy loss and improving image contrast.

Coding element defines control cam mounting positions on a single cam carrier, reducing device complexity and manufacturing costs.

Embedding LEDs in a transparent encapsulant redirects radiation toward crops, eliminating light loss from reflective surfaces.

An asymmetric light source position and integrated shield suppress local brightness hotspots to achieve uniform mark illumination.

A switchable compensated retarder system modulates light polarization to control display luminance across viewing angles.

Multi-link arm units employ rolling contact interfaces and wire tension to resolve the trade-off between navigational flexibility and load-bearing rigidity.

Segmented doping profiles align with offset optical launching to boost carrier collection speed without increasing fabrication complexity.

Stacked light-guiding plates enable partial driving in thin backlights by separating emission regions while managing heat through a bent substrate.

Wedge configurations enable four-fold internal reflection in a rectangular waveguide, expanding the aperture while minimizing chromatic aberration.

Embedded switchable diffuser films eliminate external privacy filters that cause reflections and glare while enabling dynamic viewing angle control.

A display device routes light through terminal portions to modulate illumination across the pixel area.

Segmented luminaire housings resolve adaptability complexity trade-offs by allowing selective assembly of pre-configured modules.

A light-guiding optical part uses macroscopic cavities with reflective areas to direct beams toward an output surface.

Power recognition circuit switches between battery and external supply to prevent operation interruptions during power failures.