Hose guiding device for a crane tool

An arrangement for the guidance of flexible lines, comprising hoses, cable or a combination of these, that run from a crane arm through an end section thereof to a tool, that is suspended at the crane arm through a link arrangement and a frame that is a component of a rotator for rotation around a vertical first axis and in a cardan manner around second and third horizontal axes,

• wherein the arrangement comprises
• a first holder arranged in an opening at one end of the end section,
• a second holder arranged in a region of the rotator positioned centrally around the first axis,
• a first hose package that is arranged to extend in a retaining manner between the said first and second holders, and
• at least one of the said second and third horizontal axes comprises an open joint,
• a protective hose that is a member of the first hose package comprises one or several cables that, extending inside the protective hose, can transfer electricity, data or a combination of these, to consumers of hydraulic fluid and control units that are components of the tool,
• a penetration arranged in a region of the rotator centrally around the first axis and permitting hydraulic fluid and electricity, data or a combination of these that are led through the first hose package to pass through the rotator and onwards to a rotatable lower part of the same.