DEVICE FORMING A PAYING-OUT DEVICE FOR A PLURALITY OF FLEXIBLE PIPES TO BE UNWOUND AND CONNECTED TOGETHER IN SUCCESSION, AND ASSOCIATED OPERATING METHODS

摘要

The present invention relates substantially to a paying-out device, the drum (4) of which carries a plurality of flexible pipes (5.8) that are wound alongside one another in a manner separated by flanges (42) and are all connected initially to one and the same multi-channel manifold that is fastened to the inside of the drum and can be connected to a central blowing, suction or projection system, notably for shot. The invention also relates to an associated method for suction or blowing or projection over a very long working area.