Pipe conditioning tool
AssigneeAutomatic Coating Limited
InventorBrad Bamford
Life of this patent
Estimating the term…
Abstract
A pipe conditioning tool comprising a drive unit to move the tool along a pipe and a work head rotatable about an axis of the pipe to condition a surface of the pipe, the drive unit includes a frame extending to opposite sides of the pipe, the frame having legs extending radially beyond the work head to provide support for the tool upon removal from said pipe.
Claims25
A pipe conditioning tool to apply a fluid coating to a girth weld connecting a pair of sections of a pipe end to end, said pipe conditioning tool comprising a drive unit mountable on the pipe and secured thereto to inhibit rotation about the pipe, a support extending continuously about said pipe, a work head supported by said support and rotatable continuously about said pipe to condition a surface thereof, said work head including a material dispensing assembly to deposit a fluid coating material on said pipe as said work head rotates about said pipe, and an applicator to conform said fluid coating material deposited on said pipe to a predetermined configuration, said material dispensing assembly having a fluid reservoir to contain a supply of said fluid coating material, and a dispenser to expel said fluid coating material from said reservoir through an outlet adjacent to said applicator.
Dependencies are inferred from the claim text.