Ground Installations TRIZ Cases

Optical markers guide stair positioning to resolve manual alignment inaccuracies caused by fuselage curvature changes during boarding operations.

Springs and fluid dampers in a towbar shock assembly reduce peak forces by half, preventing damage to aircraft and tow vehicles.

Detachable energy unit on aircraft tow tractor supplies electrical power to move aircraft without running engines, reducing noise and fuel consumption.

Rotary cage mount reorients drive wheels to navigate narrow hangars, resolving the trade-off between structural simplicity and maneuverability.

A modular preconditioned air unit uses a removable air conditioning module within an air duct to heat or cool airflow for parked aircraft.

An automated passenger boarding bridge uses optical and ultrasonic sensors to align the bridgehead with aircraft doors without manual joystick input.

Independent motor control synchronizes wheel speeds in a four-wheel running mechanism, eliminating sliding friction and wear on passenger boarding bridges.

Pre-assembled baggage groups insert into containers, reducing loading time and system complexity.

Planar bearing surfaces replace point-contact rollers in the tunnel sections, reducing wear and corrosion while eliminating lubricant needs.

A modular staircase uses detachable sections and retractable support members to enable rapid assembly without tools.

A towbar shear pin uses a longitudinal positioning device to adjust break strength for different aircraft types without tools.

Programmable magnets in collapsible covers adhere to aircraft surfaces without damaging coatings during high wind loads.

Computer system calculates minimum warm-up time for the second engine during reduced-engine taxiing operations.

High air permeability materials in protective coverings prevent moisture accumulation inside aircraft engine nacelles during prolonged parking.

Steerable drive device replaces manual pushing to reduce positioning time for heavy aircraft stairs.

A remote operating network consolidates bridge control to eliminate operator idle time and reduce administrative complexity.

Segmented screening channels route low-risk items quickly while maintaining thorough high-risk examination, increasing overall throughput.

Variable bellows height adapts to different aircraft sizes, preventing roof damage and water ingress.

Automated control system aligns passenger boarding bridge with aircraft using sensor data, reducing operator-dependent positioning errors.

Embedded magnetic marker replaces optical sensors to prevent dirt damage and ensure reliable hose position detection during extension.

Heat-resistant foam and aramid fabric plug eliminates surface damage from fasteners while allowing immediate post-flight installation.

Mechanical linkages trigger an alert when the connector is un-stowed, preventing aircraft damage from incorrect coupling.

A jack-type mechanism with a faceplate and locking pins lifts helicopter spindles from rotor assemblies.

Plate-shaped objects modify shear layer start points to reduce airflow velocity around landing gear structures.

A portable collision avoidance system uses segmented separation monitoring devices to transmit and receive signals for real-time distance detection.

Segmented modular room units enable parallel factory production and on-site assembly, reducing construction time and costs.

A disposable inlay with metal organic frameworks detects explosives on airport X-ray trays.

A passenger boarding bridge uses a cab position determiner to monitor aircraft proximity during docking.

Buffer zones at the input and output decouple tray loading from cleaning, eliminating passenger waiting times.

An extension cavity with a larger cross-sectional area connects to the main housing, reducing weight and improving mobility for fixed-wing UAV storage.

A movable flap on the active floor body adjusts to accommodate aircraft doors opening downwards.

A rotatable turntable adjusts the nose wheel angle to apply pulling force parallel to the wheel plane, preventing structural damage to composite aircraft.

A protective device for aircraft wings uses a load-bearing frame with rotating uprights and casters to enable rapid deployment.

A luggage container joins a transport base upper edge to a frame lower edge, preventing sliding while maintaining capacity.

Segmented pivoting cradle uses compression latch to eliminate tensile hook failure and reduce moving parts.

Passive twist rotor blades enable vertical take-off via extension-twist coupling, eliminating heavy on-board pre-rotators and mechanical pitch control systems.

A twisted strap transfers tensile and compression loads from the passenger floor to the fuselage, reducing structural complexity and manufacturing cost.

Segmented storage tanks feed separate dosage pumps into an onboard mixing device that prepares de-icing fluid at the point of use.

A cart with independently controlled wheel sets oriented in different directions facilitates multicopter positioning.

A programmable manipulator arm transports unmanned aerial vehicles into and out of a shared hangar interior.

Reverse synchronized rollers prevent lateral force on landing skids during automated transport operations.

An integrated return conveyor and trough lift streamline baggage inspection by reducing manual handling burden on passengers and personnel.

Fixed sprockets guide a tensioned passage member along the distal end tunnel, eliminating level differences between telescopic sections.

A control computer directs a passenger bridge to an aircraft door using contactless laser distance measurements for precise alignment.

A control device sets primary and secondary flight routes to enable immediate path switching during abnormal events.

Aircraft dolly uses a winch to translate tires onto a platform without rolling.

Embedded electromagnets in a tarpaulin allow remote magnetic fixation, eliminating manual labor and reducing deployment time for hail protection.

An arc-shaped guide rod eliminates tension damage to boarding bridge bellows frames and eyelets during extension.

Segmented lateral discharge zones distribute baggage flow to reduce congestion and safety risks while improving space efficiency.

Angled connector housing reduces mechanical stress on aircraft ground power receptacles while a capacitor mitigates voltage drops during current surges.