Displaceable working apparatus with extensible boom

Details Displaceable working apparatus with extensible boom Displaceable working apparatus with extensible boom

B - Operations, Transporting

66

F

B66F 11/04 (2006.01) E21B 15/04 (2006.01)

Patent

CA 2217578

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.

L'invention décrit un appareil de travail déplaçable pourvu d'une plate-forme munie d'un bras extensible et qui se déplace sur un rail de guidage. L'appareil possède un châssis principal fixé à un support principal lui-même fixé de manière mobile au rail de guidage et un mécanisme stabilisateur principal destiné à fixer le châssis principal de manière à l'immobiliser à la surface du toit adjacente. Un bras extensible pourvu d'une extrémité libre de travail est équipé d'un élément travaillant et est fixé pivotant à une base-support tournante positionnée sous le châssis principal. Le bras est rotatif sur la base-support rotative et peut être positionné de façon à former un angle avec elle. Un entraînement est monté sur le châssis pour déplacer la plate-forme le long du rail de guidage.

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