Descriptors | Fatigue testing, Static loading, Aids for the disabled, Ergonomics, Safety measures, Medical equipment, Stability, Durability, Testing conditions, Adjusting devices, Manipulating devices, Surface properties, Performance testing, Load capacity, Wheels, Test equipment, Walking frames, Components, Performance, Arms, Equipment safety, Test specimens, Strength of materials, Orientation, Marking, Mechanical testing, Dimensions, Walking aids |