Patent ID: 7637383

Claim:
A nipple for feeding or drinking bottles, said nipple being made of elastic material with a nipple element for holding in the mouth and a slit arrangement in the area of a front end of the nipple element, in the area of the front end of the nipple element there is a recess which is pointed to the inside, the slit arrangement being located in a bottom section of the recess, wherein the nipple element is flattened to fix one preferred bite direction and the slit arrangement has at least one arc-shaped slit which is closed in an unpressurized state and which opens under pressure in the bite direction, the slit running roughly in the bite direction wherein the nipple further comprises a base body on which the nipple element is adjoining, the base body defining a principal center line and the nipple element extending along a center line, wherein the center line of the nipple element is tilted by an angle α with reference to the principal center line.