Forfatter: A.-M.Inst.C E., George Frederick Zimmer
År: 1916
Forlag: Crosby Lockwood and Son
Sted: London
Sider: 752
UDK: 621.87 Zim, 621.86 Zim
Being a Treatise on the Handling and Storing of Material such as Grain, Coal, Ore, Timber, Etc., by Automatic or Semi-Automatic Machinery, together with the Various Accessories used in the Manipulation of such Plant
THE MECHANICAL HANDLING OF MATERIAL
although on the other band the driving power consumed is considerably greater than that
for bucket elevators.
The following examples are grouped under three heads: Stationary, Portable, and
Floating Barge Elevators, these latter being sometimes called Marine Legs.
Fig. 629. Barge Elevator for Unloading.
STATIONARY BARGE ELEVATORS
Spencer’s Barge Elevators.—These are of the types already outlined, and are
so well known that they do not need any illustration. A typical installation is that
erected at the wharf of Messrs J. Dudin & Sons, London, where three such elevators are
at work. They are made with steel casings and have each a capacity of 30 tons per hour.
Each elevator is supported on the jib by means of spring hinges, which are sufficiently