The present invention relates to a multi-task device comprising: - means for securing said device to motorized handling means able to move said multi-task device at least partially in space with respect to a structure that is to be worked; - means for securing said device to said structure that is to be worked; - at least two functional modules, each of said functional modules comprising at least one mobile member able to allow a given task to be accomplished; said device comprising a single drive and control assembly for driving and controlling said functional modules, said drive and control assembly comprising: - a single drive spindle; - drive means capable of driving the movement of said spindle; - measurement means measuring at least one physical parameter indicative of at least one characteristic of operation of said functional modules; - control means controlling said drive means and said measurement means; said device further comprising coupling gear able to connect said single drive spindle, for the purposes of transmitting movement, alternatively to said at least one mobile member of said functional modules.
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