Patent ID: 8171612

Claim:
A device for stretching an elastically expandable body, comprising: a stiff tube over which at least part of the elastically expandable body is arranged to be applied when being stretched, and at least two separate sliding elements each configured to be placed in at least an end of the body where the application of the tube begins in order to facilitate the application of the body onto the tube, wherein the sliding elements are configured to form between themselves along their lengths channels in a longitudinal direction of the body for transport of lubricant between the outside of the tube and the inside of the body, wherein each sliding element comprises a sliding section comprising at least one sliding surface adapted to make sliding contact with the outside of the tube when the body is being applied to the tube, and a holder section configured to hold the sliding element in place in the body when the tube is being inserted into the body, and wherein the sliding section and the holder section are arranged at an angle α to each other, the angle α being in the interval of 60-100°.