Patent ID: 11859753
Assignee: PER AARSLEFF A/S
Field: Mechanical elements (Mechanical engineering)
Classification: CPC F  B | IPC B  F

Claim 12:
13. The apparatus of claim 9, wherein the apparatus further comprises:
a drive mechanism coupled to a seal installation device or to a tubing connected to the seal installation device, the drive mechanism comprising:
a first pair of rollers located on opposite sides of the sheathing tube, each roller of the first pair of rollers defining a concave peripheral surface contacting the curved outer surface of the sheathing tube and defining a curvature corresponding to the curved outer surface of the sheathing tube, the first pair of rollers being mutually interconnected; and
a second pair of rollers located on opposite sides of the sheathing tube and adjacent the first pair of rollers, each roller of the second pair of rollers defining a concave peripheral surface contacting the curved outer surface of the sheathing tube and defining a curvature corresponding to the outer surface of the sheathing tube, the second pair of rollers being mutually interconnected.