发明名称 Production installation for reinforced concrete tubes, has groove, defined between interior and exterior modules, which projects hermetic seal and electro-hydraulic system that controls set of cylinders
摘要 A groove, from which a hermetic seal and an electro-hydraulic system projects, is defined between interior and exterior modules. The electro-hydraulic system controls the cylinders, as well as flow of hydraulic fluid to the valves, via corresponding valves. The cylinders operate the telescoping base centering device of the production installation.
申请公布号 ES2260996(A1) 申请公布日期 2006.11.01
申请号 ES20040000573 申请日期 2004.03.09
申请人 FERROVIAL AGROMAN, S.A. 发明人 BRAVO GARCIA ELIAS
分类号 B28B21/82;B28B21/04 主分类号 B28B21/82
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