Patent ID: 8141913

Claim:
A press fitting for a plastic pipe or a pipe of a plastic/metal composite material, the press fitting comprising: a fitting body, comprising a supporting body onto which a pipe to be connected may be slipped, a compression sleeve including a holding end at which the compression sleeve is held on the fitting body, and further comprising a compression region on the circumferential surface, which adjoins the holding end and in which a pressing tool acts when the compression sleeve is compressed, the compression sleeve having its holding end provided with at least one edge cutout open to the end face of the compression sleeve, which cutout includes a bounding edge section opposite the end face of the compression sleeve, and a plastic ring which is fitted on the outside of the compression sleeve against the holding end, enclosing the compression sleeve, and which is secured to the compression sleeve against movement in the axial direction of the compression sleeve, wherein the plastic ring comprises a plastic ring end face parallel to the end face of the compression sleeve, material cutouts formed in the plastic ring end face, and at least one axially protruding projection extending from the plastic ring end face and into the compression region of the compression sleeve, the at least one axially protruding projection configured to be at least one of destroyed when the pressing tool acts on the compression sleeve and separated from the plastic ring.