Patent ID: 7448444

Claim:
A rotator assembly in a fixed casing head, wellhead or tubing head, hereinafter collectively referred to as a head, for rotatably suspending a tubing string for linear pumping motion in an oil well, said rotator assembly comprising: a mandrel bowl in communication with the head, said mandrel bowl having a ledge support, said ledge support having a rotation surface, a bearing, a tubing mandrel rotatably mounted to the mandrel bowl, said tubing mandrel having an upper end, a lower end, and a mandrel ledge, wherein the bearing is disposed between said ledge support and the mandrel ledge of the tubing mandrel, wherein the mandrel ledge engages and rotatably rides on the bearing, a bowl plate positioned between the head and the tubing mandrel, and wherein the lower end of the tubing mandrel is attached to the tubing string, and wherein the upper end of the tubing mandrel is attachable to a rotation means with a threaded connection and wherein the removal of said threaded member allows said mandrel and bowl to be lifted out of said head for servicing and, at least one seal disposed between the mandrel bowl and the bowl plate, and a pointer to indicate and record positions of the normally non-rotating mandrel relative to the head throughout a year and to indicate a position to which the mandrel should be rotated to using said rotation means.