Well tool device, comprising: - a mandrel device; - a sealing element provided radially outside the mandrel device; - an upper supporting device provided outside of the mandrel device on the upper side of the sealing element; - a lower supporting device provided outside of the mandrel device on the lower side of the sealing element; - an upper housing device provided outside of the mandrel device on the upper side of the upper supporting device; - a lower housing device provided outside of the mandrel device on the lower side of the lower supporting device; where the well tool device may be configured between a run state, in which the sealing element is radially retracted, and a set state, in which the sealing element is radially expanded; a pressure distribution device for distributing the pressure on the sealing element in the set state via the upper and lower supporting devices (13, 14), where the pressure distribution device comprises: a sleeve device provided radially outside the mandrel device and radially inside the sealing element, where the sleeve device is axially displaceable in a sleeve compartment in relation to the mandrel device and the sealing element; where a first sealing device is provided radially between the inner surface of the sleeve device and the outer surface of the mandrel device characterized in that: the sleeve device comprises an upper protrusion for applying a downwardly directed axial force to the upper supporting device when the sleeve device is in its lower position; the sleeve device comprises a lower protrusion for applying an upwardly directed axial force to the lower supporting device when the sleeve device is in its upper position; the upper and lower protrusions (22, 23) are protruding in a radial direction out from the sleeve device. - a mandrel device; - a sealing element provided radially outside the mandrel device; - an upper supporting device provided outside of the mandrel device on the upper side of the sealing element; - a lower supporting device provided outside of the mandrel device on the lower side of the sealing element; - an upper housing device provided outside of the mandrel device on the upper side of the upper supporting device; - a lower housing device provided outside of the mandrel device on the lower side of the lower supporting device; a sleeve device provided radially outside the mandrel device and radially inside the sealing element, where the sleeve device is axially displaceable in a sleeve compartment in relation to the mandrel device and the sealing element; where a first sealing device is provided radially between the inner surface of the sleeve device and the outer surface of the mandrel device characterized in that: the sleeve device comprises an upper protrusion for applying a downwardly directed axial force to the upper supporting device when the sleeve device is in its lower position; the sleeve device comprises a lower protrusion for applying an upwardly directed axial force to the lower supporting device when the sleeve device is in its upper position; the upper and lower protrusions (22, 23) are protruding in a radial direction out from the sleeve device. the sleeve device comprises an upper protrusion for applying a downwardly directed axial force to the upper supporting device when the sleeve device is in its lower position; the sleeve device comprises a lower protrusion for applying an upwardly directed axial force to the lower supporting device when the sleeve device is in its upper position; the upper and lower protrusions (22, 23) are protruding in a radial direction out from the sleeve device.