| 摘要 |
1. Apparatus for recovering bulk materials, using a main endless-chain bucket elevator which can be oriented about its vertical axis and carries a hopper (17) and which is associated with an auxiliary loading arm (11) which has an independent endless bucket chain (14) and which is capable of oscillating about an axis (15) parallel to the axis of the lower transfer tumbler (8) of the main elevator and is arranged in such a way as to discharge the materials into the said hopper (17), characterized in that the main elevator (7) is surrounded at its lower end by a collecting housing (20) into which opens the said hopper and which is provided at its base with an emptying orifice associated with an opening bottom (21) operated by means (24) for controlling opening and closing. |
