Patent ID: 8011321

Claim:
A teatcup liner ( 2 ) adapted to be mounted in a shell ( 3 ) to form a teatcup ( 1 ) to be applied to a teat of an animal, the teatcup liner ( 2 ) defining an inner space ( 4 ) for receiving the teat and a longitudinal centre axis (x) extending through and along the inner space ( 4 ), the teatcup liner ( 2 ) comprising: a head portion ( 8 ), a tubular barrel portion ( 9 ), and a tubular lower portion ( 15 ) defining a milk channel ( 4 ′) having a cross-section area perpendicular to the longitudinal centre axis (x), the tubular lower portion ( 15 ) having a primary engagement member ( 16 ) adapted to be in engagement with a secondary engagement member ( 17 ) of the shell ( 3 ) in a mounted state when the teatcup liner ( 2 ) is mounted in the shell ( 3 ), the teatcup liner ( 2 ) also including a grip member ( 30 ) extending from the tubular lower portion ( 15 ) and adapted to be gripped by an operator during a mounting state when the teatcup liner ( 2 ) is to be mounted in the shell ( 3 ), the grip member ( 30 ) defining during the mounting state a force application zone ( 34 ) on which a pulling force is to be applied, wherein the grip member ( 30 ) comprises two grip elements ( 31 , 32 ), wherein each grip element seen along the longitudinal centre axis (x) is movable from an inactive position outside the cross-section area to an active position within the cross-section area, wherein a force application zone ( 34 ) seen along the longitudinal centre axis (x) is located within the cross-section area of the milk channel ( 4 ′) of the tubular lower portion ( 15 ).