Patent ID: 7908999

Claim:
A teat rubber for use on a milking cup of a milking apparatus, comprising: a head part having provided thereon a sealing lip that forms an insertion opening for a teat, a part of the insertion opening conically tapering towards an inner side of the teat rubber in such a way that an inner fold located on the base of the teat cannot come into contact with the teat rubber and that pressure cannot be applied thereto; a holding edge for grasping a milking cup sleeve; a suction connecting piece connected to the head part; and a planar teat bearing section formed on the sealing lip and defining the insertion opening, characterized in that, when seen in a cross-sectional view; a conically tapering surface of the conically tapering insertion opening is linear, transitions between the conically tapering surface and a planar teat bearing section, as well as between the conically tapering surface and an udder bearing surface, respectively function as hinges and the transitions comprise one of a portion of reduced material thickness, an indentation and a variation of the material properties in comparison with the properties of the adjoining material.