In a dispersing apparatus comprising a container (10) for a dispersion material, a dissolve disc (22) drivable by a shaft (21) and a grinding device which contains a grinding medium and which has a perforated housing (34) through which dispersion material can pass by virtue of a flow generated by the dissolve disc (22), and an agitator tool which is drillable by a drive element and which is arranged in the housing (34) and is rotatable relative thereto, wherein the housing (34) surrounds the shaft (21), wherein the housing (34) is displaceable relative to the shaft (21) from a raised position into a lowered position and wherein the shaft (21) and the drive element can be coupled together by way of a coupling which has a first element (47) and a corresponding second element (53), which elements are in operative connection in the lowered position, in order to design same in such a way than a dispersing apparatus comprising a container (10) for a dispersion material, a dissolve disc (22) drivable by a shaft (21) and a grinding device which contains a grinding medium and which has a perforated housing (34) through which dispersion material can pass by virtue of a flow generated by the dissolve disc (22), and an agitator tool which is drivable by a drive element and which is arranged in the housing (34) and is rotatable relative thereto, wherein the housing (34) surrounds the shaft (21), wherein the housing (34) is displaceable relative to the shaft (21) from a raised position into a lowered position and wherein the shaft (21) and the drive element can be coupled together by way of a coupling which has a first element and a corresponding second element, which elements are in operative connection in the lowered position, in order to design same in such a way that it complies with coming anti-explosion regulations and is of a simple structure, it is proposed that the first element of the coupling is arranged at the lower end of the housing (34) and that the second element of the coupling is arranged in the region of a lower end of the shaft (21).