Patent ID: 11933160
Assignee: PETROMAC IP LIMITED
Field: Civil engineering (Other fields)
Classification: CPC E  B | IPC B  E

Claim 0:
1. A device for transporting a tool string along a wellbore, the device comprising:
a body comprising a first end and a second end, each of the first and second ends configured for in-line connection within the tool string,
a conduit extending longitudinally through the body from the first end to the second end,
an axle extending through the body and mounted to rotate on a rotational axis perpendicular to a central longitudinal axis of the device, and
a wheel fixed to each end of the axle,
wherein the conduit comprises:
a central portion at each of the first and second ends of the body, the central portions colinear with the central longitudinal axis of the device, and
a non-linear portion between the central portions, the non-linear portion extending along a non-linear path through the body to extend around the axle between the first and second ends of the body.