Patent ID: 8678656

Claim:
An articulated unit for a motor vehicle with a housing ( 1 ) comprising: a link pin ( 2 ) including a bearing section ( 3 ) supported in the housing ( 1 ) and a non-bearing section not supported in the housing ( 1 ), a bearing shell ( 4 ) disposed between the housing ( 1 ) and the bearing section ( 3 ) of the link pin ( 2 ), the bearing shell ( 4 ) having on an inner surface ( 6 ) of the bearing shell facing the bearing section ( 3 ) of the link pin ( 2 ) a plurality of inner grooves ( 7 ) for a lubricant, wherein the bearing shell ( 4 ) comprises a plurality of bores ( 8 ) which extend through the bearing shell ( 4 ) from the inner surface ( 6 ) to the outer surface ( 5 ) and forms a flow channel; wherein the bearing shell ( 4 ) comprises on its outer surface ( 5 ) a plurality of outer grooves ( 9 ) for the lubricant; the inner grooves ( 7 ) on the inner surface ( 6 ) of the bearing shell and the outer grooves ( 9 ) on the outer surface ( 5 ) of the bearing shell are connected in a longitudinal direction of the link pin ( 2 ) by way of the plural bores ( 8 ), wherein the inner grooves ( 7 ) and the outer grooves ( 9 ) each having a length, wherein each groove length extends in a radial direction from the longitudinal axis of the bearing shell ( 4 ), wherein an inner surface of the bearing shell ( 4 ) is spherical in shape to conform to the outer surface ( 5 ) of the bearing section ( 3 ), wherein the non-bearing section extends from a first side of the bearing section ( 3 ), wherein the plural bores ( 8 ) are formed in a portion of the bearing shell ( 4 ) that engages a second side of the bearing section ( 3 ), the first side is opposite to the second side.