发明名称
摘要 <p>Apparatus for distributing concrete comprises a jib rotatably mounted on a tower, with a conveyor pipe line mounted on the end thereof so as to be movable about horizontal and vertical axes. The pipe line is formed in several sections which are connected one below the other by pivotal joints with horizontal axes.</p>
申请公布号 DE2432581(B2) 申请公布日期 1979.06.28
申请号 DE19742432581 申请日期 1974.07.06
申请人 FRIEDRICH WILH. SCHWING GMBH, 4690 HERNE 发明人 COJA, JOACHIM, ING.(GRAD.), 4650 GELSENKIRCHEN;ECKARDSTEIN, KARL-ERNST VON, ING.(GRAD.), 4618 KAMEN;MEINKEN, BERNHARD, ING.(GRAD.), 4358 HALTERN
分类号 E04G21/04;(IPC1-7):E04G21/04 主分类号 E04G21/04
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