Adjustable length strap tie down apparatus

Adjustable load bracing bar

Air hoist and its control device

Air hoist with an overload protection device

Air operated load balancing hoist

Aircraft parcel-pickup mechanism

Apparatus for applying a determined force to an element connecte

Apparatus for compensating variations of distance

Apparatus for hauling a flexible, textile or metal rope, cable o

Apparatus for supporting and controlling the grabbing device of

Apparatus for use in raising or lowering a load in a condition o

Apparatus with a working platform and adjustable legs therefor

Assembly apparatus for nuclear reactors

Automatic anti-fall device for power-driven lifting machinery

Automatic braking arrangement for a windlass

Automatic take-up winch

Balanced hoist apparatus

Battens system for raising and lowering sceneries on a stage

Boat hoists

Brake and a control apparatus for the opening of a brake