| 摘要 |
<p>An outrigger system for use with mobile cranes, power shovels, and other vehicle requiring rigid ground support, comprises a telescoping beam outrigger system of the type having a pair of outrigger arms each of which comprises a beam telescopically stored in a horizontally disposed housing. The improvement comprises providing an arm construction in which the housing, as well as the beam, is extendible sidewardly. In a preferred embodiment the housing also tilts or translates downwardly as it is extended.</p> |
