Definitions for "Jib Crane"
A suspended beam with hoist and trolley. This lifting device is designed to pick up loads in all or part of a circle around the column to which it is attached.
A cantilevered beam with hoist and trolley. The lifting device may pick up loads in all or part of a circle around the column to which it is attached.
A stationary or fixed crane that utilizes a cantilevered bridge (girder) supported from a stationary vertical support. The jib crane generally utilizes a lifting device (hoist) that is mounted on the horizontal boom (jib).
Keywords:  brace, knee
KNEE BRACE