A hydraulic skid lifting lever uses a foot tread section to raise loads from the side, avoiding awkward overhead positioning.
Multi-wavelength transceivers detect landing surface type by analyzing reflection properties for amphibious aircraft safety.
A helicopter emergency landing gear deploys from a fuselage housing using an elastic mechanism to replace failed undercarriage components.
A retractable helicopter landing gear skid connects to the wheel suspension via a torsion bar and spring system.