Patent ID: 8272823

Claim:
A sealing arrangement for attaching a side plate of a centrifugal pump, said sealing arrangement comprising: a side plate; and a plurality of attachment screws for attaching the side plate to a pump volute of the centrifugal pump, such that the side plate is internally located within the pump volute; wherein each attachment screw is formed as one piece and comprises a threaded part at both its ends, a flange arranged therebetween, and means formed on one end for tightening the screw, said means being externally accessible; wherein the flange radial protrudes with respect to the threaded part located on a side of the tightening means and between the pump volute and side plate, wherein said means for tightening has a maximum diameter which is equal to or less than the diameter of the threaded part adjacent to said means, wherein an annular groove is arranged in said screw for a seal ring for sealing the screw against the pump volute, and wherein the groove is arranged between said flange and the tightening means or in said flange, on a side of the tightening means, wherein each attachment screw is adjustable via its means for tightening for adjusting the position of the side plate in the axial direction of the centrifugal pump.