Mechanical Apparatus TRIZ Cases

See how electronic locks track IAQ sensing device position and generate alerts when devices are

See how saturation temperature monitoring detects water heat exchanger leaks before pressure eq

See how a light guide sheet on a carrying frame directs multi-element illumination to distinct

See how partition walls and independent return air systems enable localized cleanliness and VOC

See how an articulation unit and standardized linear actuator enable reliable cover opening acr

See how a roller-brush system cleans the prefilter inside a dust collection chamber, preventing

See how a bridge-circuit flow path mechanism with four independent valves replaces dual four-wa

See how dynamic superheat control using an internal heat exchanger and adaptive expansion valve

See how continuous machine learning maps compressor power to temperature inputs, enabling immed

See how NFC authentication and automatic AP credential transfer eliminate manual network entry

See how stopping the low-stage compressor before switching the four-way valve reduces pressure

See how a cylindrical air purifier uses segmented suction ports, extracted sanitizing light, an

See how audio signature detection and ignition timing enable HVAC burner assemblies to self-dia

See how a cooling assembly switches between passive condenser and heat exchanger modes without

See how a flexible sealing member blocks air entry into the driving device slot, preventing con

See how a dual evaporator-condenser refrigeration cycle with modulating valve control increases

See how periodic UV sterilization control based on water replenishment state reduces heat damag

See how microphone-based audio signature analysis detects combustion air inducer and controller

See how removing the scrim layer from aramid-polypropylene filter media reduces pressure drop a

See how a modulating preheating device uses dewpoint calculation and sensor feedback to prevent

See how a wearable electro-ionic device uses voltage cycling and ozone generation to kill trapp

See how a networking controller and air quality detector enable real-time pollution monitoring

See how dual heat exchangers separate cooling and reheating stages to cut dehumidification ener

See how a duct smoke detector uses internal particle generation and venturi-based airflow monit

See how an exhaust fan integrates air guiding, filtration, and networked control to detect and

See how a curved first filter unit and detachable second filter unit with differential air flow

See how sound-based HVAC diagnostics capture and analyze indoor unit audio to detect blower and

See how a partitioned housing isolates the compressor in an internal cavity to reduce slugging

See how a valve system maintains counterflow arrangement in both heating and cooling modes to i

See how cloud-server and local machine learning models segment training and inference to optimi

See how visual and sound-based diagnostics enable HVAC systems to identify faulty components an

See how a multifunction attic fan uses solar-grid hybrid power and dynamic speed control to red

See how integrating internal threading in the rotor sleeve and external threading on the drive

See how a RAC system matches temperature and ventilation to renewable energy supply using predi

See how capacity tables and correction factors estimate HVAC power consumption without meters,

See how an HVAC energy management system compares forecasted power consumption with renewable p

See how segmented heating wires on a refrigerator door operate adaptively based on temperature

See how a networked exhaust fan uses real-time pollution detection to adjust extraction rate dy

See how predictive defrosting control uses frosting maps and meteorological data to reduce fros

See how blending acid scavengers with polyvinyl ether or polyol ester oil neutralizes decomposi

See how recovering non-flammable refrigerant from existing facilities enables safe transport an

See how a rotatable dial with LED ring indicators simplifies HVAC temperature control, preventi

See how a correction coefficient adjusts meterless HVAC power estimation for fouling and non-st

See how a bypass-intake-outlet chamber system maintains particulate sensor flow requirements wh

See how pressure-based cooling duration and temperature-based heating control improve evaporato

See how a sealed electrical wall box with glands isolates the temperature sensor from wall cavi

See how a thermostat calculates temperature delta and rate of change to minimize overshoot to 1

See how integrating an air flow sensor within the rain hood and placing electronics externally

See how pressure-difference measurement replaces temperature-based methods to calculate individ