Back to results
US 2017/0304903 A1Published application
Tube Peeling Witness Groove Methods and Apparatus
AssigneeGeorg Fischer Central Plastics LLC
InventorsMichael D. Smith, Steven W. Vanantwerp
Life of this patent
Estimating the term…
Abstract
A tube scraping tool comprises: a handle; and a blade, carried by the handle. The tool has first and second laterally spaced apart portions for engaging the tube outer diameter (OD) surface during a drawing of the tool along the tube. The blade has a cutting edge trailing the first and second portions during the drawing and laterally between the first and second portions.
Claims15
A tube scraping tool comprising:
- a handle;
- and
- a blade, carried by the handle,
- wherein:
- the tool has first and second laterally spaced apart portions for engaging the tube outer diameter (OD) surface during a drawing of the tool along the tube;
- and
- the blade has a cutting edge positioned to trail the first and second portions during the drawing and laterally between the first and second portions.
4 more elements
A method for scraping a witness groove into the outer diameter (OD) surface of a tube, the method comprising:
- drawing a tool longitudinally along the OD surface;
- and
- during the drawing, the tool is supported by laterally spaced apart portions engaging the OD surface and a blade trailing the laterally spaced apart portions.
Dependencies are inferred from the claim text.