发明名称 |
Unloader for hopper cars and method |
摘要 |
A method and an apparatus for unloading hopper cars. The method includes the steps of placing a tube in the vicinity of an open hopper of the hopper car, and discharging a blast aerator through the tube. The apparatus includes a housing rotatably mounting the tube. The tube includes a tip to assist in entering the material to be unloaded. A motor to rotate the tube is mounted in the housing; and, a blast aerator is receivable on the housing. A fitting seals between the stationary blast aerator and the rotatable tube, and the fitting can receive an adapter to vary the size of the blast aerator.
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申请公布号 |
US4295775(A) |
申请公布日期 |
1981.10.20 |
申请号 |
US19790082963 |
申请日期 |
1979.10.09 |
申请人 |
EVACUATORS, INC. |
发明人 |
COTTRILL, WILLIAM P.;CISTERNINO, ANDREW J. |
分类号 |
B65D88/72;B65G67/24;(IPC1-7):B65G67/24 |
主分类号 |
B65D88/72 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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