A hoist, the lifting component of a crane, travels along the bridge. If the bridge is rigidly supported on two or more legs running on a fixed rail at ground level, the
North American Industries helps you choose the proper crane type for your provides descriptions of four overhead crane types and a list of questions to consider when the obvious concerns about lifting capacity, length of lift, and the area of hook button to learn more about single girder versus double girder cranes.
2017年7月28日 — This article will look at bridge cranes, gantry cranes, jib cranes, monorail cranes… Your head may be swimming trying to sort through all of the The trolley and hoist are most commonly underhung—meaning they run on the Double Girder – There are two girder beams that make up the bridge, and
A AUXILIARY HOIST: Supplemental hoisting unit usually of lower load rating BOOM (OF GANTRY CRANES): An extension of the trolley runway that may This load results from the interaction of magnetic fields produced by an This type of crane normally will have one or two cantilevered girder ends with through legs.
Anchor Bolt - A bolt used with its head embedded in masonry or concrete and its Boom - The horizontal beam (track) upon which a hoist trolley travels. Double Girder - An overhead crane consisting of two end trucks, two bridge girders who, by possession of a recognized degree in an applicable field or a certificate of
