Mechanical Apparatus TRIZ Cases

See how carbon dioxide cryogen in gas-liquid mixed state eliminates oil adhesion and channeling

See how feedback control maintains unbalanced DC voltage below 80% to achieve zero ozone while

See how embedding LED strips within flexible floor mats eliminates trip hazards from portable l

See how a bypass pipe with refrigerant cooler enables controller cooling without reducing main

See how permeable membrane channels replace spray nozzles to enable continuous evaporation, red

See how mobile terminal radio wave intensity detection identifies the closest concealed indoor

Annular chambers and field-accessible couplers enable bend-tolerant pressure sensing while compressed air clears clogged duct openings.

See how a modular baseboard-daughterboard sensor assembly uses embedded AI to process multiple

Pre-cooling, valve isolation, and fan-assisted heat-sink defrost prevent vapor re-condensation while maintaining cryogenic deep-freeze operation.

See how a refrigeration cycle device uses bypass passages and mode switching to maintain lithiu

See how a segmented fan assembly with inner and outer fans enables independent discharge of hea

By embedding small cell radios in window AC units, operators can reuse existing power, mounting, and router backhaul to speed 5G rollout.

See how a bypass pipeline with defrosting solenoid valve and gas-separator heating enables fast

See how RF detection of mobile devices eliminates line-of-sight and motion requirements, reduci

See how segmented display of communication and target information resolves overcrowding on remo

See how adjustable expansion valves set different evaporation pressures for each indoor heat ex

See how a two-stage air filter with adjustable efficiency and inter-stage air quality sensing r

See how a shared-compressor system with stop valves and throttling elements enables independent

See how an isolation portion with segmented slits between refrigerant cavities enables precise

Startup version checks let the monitoring unit fetch the latest control program and block unauthorized firmware execution.

See how a wireless gateway merges power and communication over existing HVAC power lines, enabl

See how ductile stainless steel pipes with controlled delta-ferrite content replace copper in R

See how vertically stacked refrigeration modules with detachable connections reduce air wall un

See how a window heat pump captures exterior-coil condensation during defrost and redirects it

See how separating the drive module from the blower into the electric control chamber resolves

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

See how a manifold plate with thermal interference avoidance units separates high- and low-temp

See how multi-parameter air quality sensors and machine learning detect both tobacco and electr

See how pressure sensors and dynamic damper adjustment manage air infiltration across zones, re

See how a contact prevention member between aluminum and copper refrigerant pipes eliminates ga

See how an HVAC-integrated oil diffuser uses airflow detection and centralized control to distr

See how larger filter access panels and retention trays reduce return-air static pressure by 50

A protective coating shields shutoff valve surfaces from corrosive gases, preserving flow control and service life in harsh ventilation ducts.

See how detachable inlet and outlet modules enable flexible H2O2-air recirculation, reducing co

See how integrating a speech recognizer with microphone, speaker, and vibration isolation enabl

See how calculating required evaporation temperature from heat exchange, air flow, superheat, a

See how activation-mode flow reduction through heat exchangers and expansion valves prevents re

See how a power supply with adjustable temperature and humidity sensors controls heaters and fa

See how a doorway people detector uses door open/close signals to trigger active sensing and po

See how an inflatable barrier system segments affected spaces to reduce drying time, waste, and

See how outdoor-unit pressure reduction and shut-off valve relocation minimize refrigerant loss

See how bypass branches with control valves enable selective evaporator routing, reducing flow

See how direct H2O2 injection into fan-driven airflow enables uniform decontamination of large

See how a Stirling unit with separate hot and cold thermosyphon circuits uses low-GWP refrigera

See how automated retrieval of building, climate, and occupancy data from centralized databases

See how a vertical stacked-plate refrigerant flow path unit distributes components across two s

See how wireless communication between facility and sensor devices enables automatic associatio

See how connection-state monitoring between refrigerant detector and alarm inhibits air conditi

See how shared command execution between control terminal and management apparatus reduces late

See how prioritizing inspections by abnormality response time and influence relationships reduc