Girth weld coater
AssigneeAutomatic Coating Limited
InventorBrad Bamford
Life of this patent
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Abstract
A girth weld coating machine has an application head rotatable about a pipeline. A reservoir of coating material is carried on the application head and progressively dispenses coating material on to the girth weld. The coating material is applied to the pipe surface by a roller to spread and distribute the coating over the surface.
Claims21
A coating machine to apply a fluid coating to an exterior surface of a tubular structure, said coating machine comprising a support structure to mount said tubular coating machine to said structure and an application head encompassing said tubular structure to apply a coating material to the exterior surface of said tubular structure, said application head including a platform spaced from said exterior surface and moveable about the circumference of said tubular structure, said platform having an outwardly directed support surface, and a dispensing unit carried by said platform and operable to dispense a coating material on to said exterior surface, said dispensing unit including a flexible bag to contain a coating material and supported on said support surface of said platform, a nozzle at one end of said bag, a dispensing roller is moveable across said platform to engage an exterior surface of said bag supported on said support surface and expel coating material from said bag, and an application roller to receive coating material from said nozzle and apply it to said exterior surface.
Dependencies are inferred from the claim text.