Apparatus for controlling the number of revolutions of an engine

Apparatus for correcting skew of a traveling crane

Apparatus for covering semitrailer payloads

Apparatus for extending a boom assembly

Apparatus for extending and retracting a manual boom section

Apparatus for hoisting materials and placing concrete

Apparatus for lifting an elongate member

Apparatus for loading ships or barges

Apparatus for lowering articles from a building

Apparatus for monitoring and recording the load of a crane with

Apparatus for mounting an appliance at an opening

Apparatus for offshore handling and running of a BOP stack

Apparatus for preventing the tilting of telescopic jib cranes

Apparatus for protecting overhead cables

Apparatus for raising & lowering a mast and boom on a mobile cra

Apparatus for reducing overload and dampening collision energy

Apparatus for reducing the axle load of a multiaxle movable tele

Apparatus for stabilizing the load of a crane or the like

Apparatus for stopping the oscillation of hoisted cargo

Apparatus for suppressing quaky movements of mobile cranes