Lighting And Heating Apparatus TRIZ Cases

A spring-biased damper flap seals tightly when the fan stops and opens fully at speed to block backdraft and cut pressure drop.

A Venturi constriction drives pump-free circulation in a pipe-in-pipe water line, reducing system complexity while preventing stagnation.

A ring channel with upper measuring port and reference tube keeps condensate from blocking fan volume flow measurement.

A temperature-controlled mixer combines tank water with hot-pipe supply to deliver stable hot water while cutting energy waste and legionella risk.

A detachable or rotatable barrier in the ice discharge duct blocks access to the crusher while preserving ice flow and door storage space.

A motor, rack gear, sensors, and connecting rod automate heavy refrigerator drawer doors, reducing opening force and preventing unbalanced motion.

Dual sensors at the air inlet and outlet measure reversed airflow pressure, while an internal heater improves sensor temperature control.

A repositioned liquid actuator and extendable chute let refrigerator dispensers serve water cleanly while avoiding ice contact and fitting larger containers.

Directly coating the ionomer membrane onto the separator roll cuts handling damage and waste while preserving fuel cell humidification.

Condensing humidity into purified water enables on-demand drinking water, carbonation, ice, and coffee without bottled delivery waste.

A single closed refrigerant loop uses geothermal heat for direct vaporization and power generation, cutting drilling depth, fluid loss, and system complexity.

Ultrasonic or capacitance level sensing replaces fouling-prone floats, enabling quieter pumping, anti-clog action, and automatic cleaning in HVAC drains.

A motor-driven auger and self-restoring shutter meter ice cubes one at a time, reducing clumping, breakage, and bin depth.

Asymmetric gear teeth in a refrigerator ice-maker shed frozen moisture and debris, reducing lever force and preventing transmission jams.

A venturi inlet creates suction in the chilled water tank to pull residual water back from the dispenser conduit, reducing drips and waste.

Controls water and air pressure plus temperature to create bimodal droplet sizes for supercooled large drop icing tests in wind tunnels.

An interior dispenser placed between refrigerator receiving members delivers easy water access while preserving storage space and simplifying door structure.

An integrated power supply in the refrigerator door dispenser heats water through external devices, adding hot water without extra outlets.

Side-wall transverse bearings and a longitudinal beam keep adjacent pull-out chilled-goods containers parallel, reducing friction imbalance and wedging.

An asymmetric container wall layout keeps cool air around a food storage box when the refrigerator door opens, improving temperature stability.

Corner wind turbines and channel glass façades improve garage ventilation, cut fan energy use, and turn unused corners into power-generating space.

A hinge stop and delimiting body redirect door-opening forces into the bearing pin to prevent hidden-hinge door and carcass damage.

A recessed cushioning structure keeps stacked indoor-unit loads off cover edges, preventing deformation without reinforcement or tape.

Integrated venturi sensing and modular valve inserts enable verified flow measurement, precise regulation, and easier valve identification.

Non-conductive oil and a cooling manifold remove cell heat when air cooling cannot keep battery modules within the desired temperature range.

A heater shielding unit blocks de-icing heat from the refrigerator interior, preventing food warming and excess cooling load.

A sideward-rotating lever and cam-driven button press the switch in less depth, preserving refrigerator storage space and one-hand water dispensing.

A rotatable shelf beside the ice maker folds upright to free space for tall containers, then locks flat to hold smaller items.

An integrated filter, water tank, and valve layout shortens piping, simplifies assembly, and frees refrigerator interior space.

An elevated vent pipe keeps flooded vault water out of pipeline air valves while preserving air exchange and cross-connection protection.

Direct refrigerant-pipe heat exchange cools the ice compartment more efficiently while simplifying ice maker replacement and maintenance.

Modular stator vanes turn rotary fan flow into a stable axial air column, reducing stratification, dispersion, noise, and energy loss.

A gravity-hook cover mount simplifies cabinet air-conditioner assembly while compressing a seal to block dust, splashing water, and water jets.

A detachable bottle-fed water supply with level and flow sensing keeps ice making running without a direct water pipe connection.

An outer shell thermally shields steam diffusion ducts to cut condensation, lower energy loss, and simplify humidifier distributor assembly.

A side suction port and double-layer airflow path reduce frost blockage, stop condensate dripping on cargo, and free more loading space.

Adaptive schedule learning lets an intelligent controller refine behavior from inputs and feedback while reducing manual programming and unnecessary interventions.

A laterally rotating handle aligned with the dike avoids interference, stabilizes ice door opening, and preserves refrigerator door appearance.

A hinged cover and lever linkage extracts a push-in water filter with less force, reducing replacement space and cover complexity.

Axial bores through the piston and diaphragm transmit differential pressure while cutting parts, machining cost, and jamming in HVAC flow control.

A dedicated refill window lets operators recharge cryogenic refrigerant without opening the cargo door, extending autonomy while protecting product integrity.

A spring-loaded cryogenic injector opens only above a pressure threshold, clearing solid plugs and preventing icing for continuous bulk cooling.

Form-fitting head locks and force-absorbing parts simplify filter unit assembly while preventing filter head damage.

Steam is routed through the condensate drain to melt fat and oil buildup, preventing clogs while reducing manual cleaning in steam cooking.

BIM-based heat flow graphs turn HVAC layouts into executable fault rules, cutting FDD engineering effort while improving real-time diagnosis.

Ultrasonic or capacitive level sensing replaces fouling-prone floats in condensate pumps, improving HVAC drainage control, alarms, and shutdown.

High-temperature steam integrated into a grill speeds cooking while improving nutrition retention, degreasing, and healthier food preparation.

Modular insulated panels and L-section joints create a flat-pack air cargo container that protects temperature-sensitive goods during transport.

Rolling guide and shaking prevention members stabilize wide refrigerator drawers, reducing lateral wobble and improving smooth sliding.