发明名称 |
DISPLACEABLE WORKING APPARATUS WITH EXTENSIBLE BOOM |
摘要 |
A displaceable working apparatus provided with a platform having an extensible boom and being displaced on a guide rail is disclosed. The apparatus has a main frame secured to a main support which is movably secured to the guide rail and a main stabilizing mechanism for immovably securing the main frame to the adjacent roof surface. An extensible boom having a working free end which is equipped with a working element and is pivotally secured to a rotating support base positioned under the main frame. The boom is rotatable on the rotating support base and is angularly positionable with respect to the rotating support base. A drive is mounted on the frame to displace the platform along the guide rail. |
申请公布号 |
CA2217578(A1) |
申请公布日期 |
1996.10.24 |
申请号 |
CA19962217578 |
申请日期 |
1996.03.28 |
申请人 |
CENTRE DE RECHERCHE INDUSTRIELLE DU QUEBEC |
发明人 |
GARAND, MICHEL;SANSCHAGRIN, GAETAN;DROLET, LUC |
分类号 |
B66F11/04;E21B7/02;E21B15/04;E21D9/12;E21D11/40;(IPC1-7):B66F11/04 |
主分类号 |
B66F11/04 |
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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