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Roller tool for forming grooves in pipes

  • US 20050223770A1
  • Filed: 03/28/2005
  • Published: 10/13/2005
  • Est. Priority Date: 03/26/2004
  • Status: Active Grant
First Claim
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1. A roller tool for forming circumferential grooves around a pipe, said roller tool being rotatable about an axis of rotation and having a circumferential surface engageable with said pipe, said surface comprising:

  • a first surface portion oriented substantially perpendicularly to said axis of rotation;

    a second surface portion positioned in spaced apart relation to said first surface portion and oriented angularly with respect to said axis of rotation;

    a radially facing surface portion extending between the first and second surface portions and oriented substantially parallel to said axis of rotation.

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