×

Retaining element for a jack element

  • US 7,506,706 B2
  • Filed: 07/09/2007
  • Issued: 03/24/2009
  • Est. Priority Date: 11/21/2005
  • Status: Active Grant
First Claim
Patent Images

1. A drill bit comprising;

  • a bit body intermediate a shank and a working face comprising at least one cutting insert;

    a bore formed in the working face co-axial within an axis of rotation of the drill bit, anda jack element retained within the bore by a retaining element that intrudes a diameter of the bore;

    wherein the retaining element is at least partial attached to the working surface of the drill bit.

View all claims
  • 3 Assignments
Timeline View
Assignment View
    ×
    ×