Mechanical Apparatus TRIZ Cases

See how an air conditioner interlock prevents operation until ventilation unit connection is ve

See how a dual-stage cooling module combines auxiliary evaporator and thermoelectric device to

See how a segmented housing design enables easy replacement of backflow prevention means in flu

See how combining geofence detection with time-based schedules resolves the contradiction betwe

See how relocating the temperature sensor from the evaporator to the front panel cavity reduces

See how segmented cooling circuits with wet media, free cooling heat exchangers, and chillers r

See how a cantilever-mounted LED shelf provides uniform top-down plant lighting while carts mov

See how infrared temperature sensing estimates occupant thermal sensation and clothing changes

See how a server room cooling device filters external air, sprays mist for evaporative cooling,

See how a variable refrigerant package integrates dehumidification and ventilation using pulse-

See how a flexible polyimide insulating body with MEMS-processed electrodes enables plasma disc

See how a control module switches compressor capacity and blower speed based on indoor humidity

See how real-time exhaust monitoring adjusts intake fan speed to balance air inflow and outflow

See how a movable brush and gravity-fed dust box replace complex suction systems to clean air c

See how wireless adapters and a portable terminal calculate occupant location and correct air-c

See how shunt heat exchangers and shared compressor architecture enable multi-user refrigeratio

See how sequential heating and cooling refrigerant charging operations prevent indoor temperatu

See how integrating wireless radio, processor, and memory on a single chip eliminates SA buses

See how virtual key mapping merges temperature, wind direction, and sweeping range into one-but

See how compressive foam secures a light guide to a mirror housing, enabling positioning flexib

See how counting HVAC controller interactions detects system deterioration in multi-dwelling un

See how a failure determiner restarts refrigeration diagnostics from saved progress after power

See how flow-rate-dependent proportional and integral coefficients improve expansion valve resp

See how a distributed energy management architecture uses networked devices and centralized ana

See how a sealed, battery-powered immersible heater maintains bath water temperature safely dur

See how dual air supply outlets and push-pull airflow reduce HVAC energy, prevent turbulence, a

See how pulsed water delivery with controlled duty cycles reduces water waste and energy use wh

See how a vapor mitigation system uses dynamic blower control and environmental sensors to adju

See how a liquid desiccant membrane exchanger separates dehumidification from cooling, enabling

See how an external cooling dock blows sub-ambient air into notebook intake vents and adjusts f

See how charge-pump relay circuits use low-pass and high-pass filters to block AC line and swit

See how a VFD retrofit with occupancy sensors reduces constant-volume HVAC fan speed up to 80%

See how a gas-replenishing electronic expansion valve gradually increases opening degree to pre

See how a local air cleaner uses pressure and cleanliness measurement to dynamically adjust air

See how a dual voltage clamp circuit with series resistor splits surge current to protect HVAC

See how wiring replaces mechanical joints in modular lighting elements, enabling flexible serie

See how absolute pressure sensors combined with ventilation efficiency data mathematically sepa

See how a one-way throttle valve and water-based heat dissipation subassembly manage coolant te

See how coordinated sleep-mode control synchronizes battery depletion across wireless sensors,

See how foam metal electrodes with large pore diameters prevent clogging and enable reliable na

See how a differential concentration sensor with upstream and downstream electrodes detects gas

See how lighting patterns replace LCD panels to convey operational status, enhance ambiance, an

See how an intermediary terminal stores and selects schedule patterns, transmitting only needed

See how sliding panels driven by gear-rack mechanisms eliminate separate air guide plates, prev

See how a central controller recognizes air conditioner operation states to determine assignabl

See how dedicated extraction and induction units remove polluted air from ceiling cavities whil

See how bidirectional RF communication with feedback display on the remote control prevents uni

See how a liquid receiver in the bypass circuit prevents refrigerant dryness at the evaporator

See how a closed plenum above clean rooms eliminates costly air ducts and enables all ventilati

See how dividing air conditioners into baseline and adaptive groups reduces wasted cooling duri