schwingungserzeuger for a drilling rig, unterwasserbohranlage and unterwasserbohrsystem

摘要

schwingungserzeuger (9) for a drilling rig, with the producers to a housing (16), at least one orb (17), a support (24).with the orb in the housing rotatable mounted and focusing of the drehku00f6rpers (17) eccentric with respect to the axis of the suspension isand a drive (18) in the orb in turn to move, characterised by the fact that the housing (16) in a fluid (15) contains the orb (17) is in contact.so that a relativdrehung between orb and the fluid, a flow resistance is generated, and the orb is a stru00f6mungswiderstandsreduziereinrichtung (25).