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ROLLING CUTTER WITH SIDE RETENTION

  • US 20140326516A1
  • Filed: 11/16/2012
  • Published: 11/06/2014
  • Est. Priority Date: 11/17/2011
  • Status: Active Grant
First Claim
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1. A cutter assembly, comprising:

  • a sleeve having at least one passageway extending through the sleeve from a outer surface thereof into an inner surface thereof;

    at least one rotatable cutting element disposed in the sleeve, wherein the at least one rotatable cutting element has a circumferential groove formed in a side surface thereof, wherein when the at least one rotatable cutting element is disposed in the sleeve, the circumferential groove is aligned with the passageway; and

    a retention element disposed in at least a portion of the passageway and the circumferential groove to retain the at least one rotatable cutting element in the sleeve, wherein the retention element has an axis that is parallel to a tangent of the rotatable cutting element side surface at at least one point of contact with the rotatable cutting element.

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