Back to results
US 2007/0175631 A1Published application
Extended reach anchor
AssigneeBaker Hughes Incorporated
InventorRobert O'Brien
Life of this patent
Estimating the term…
Abstract
An anchor features a mandrel with ramps that extent through apertures in slip segments giving the slips a longer ramp to ride out on in a radial direction. The slip segments have ramps adjacent the apertures and in the preferred embodiment ride out on a plurality of spaced ramps on the mandrel.
Claims20
A downhole anchor, comprising:
- a mandrel having at least one mandrel ramp;
- at least one slip movably mounted with respect to said mandrel ramp, said slip mounted over said mandrel ramp in the run in position while said mandrel ramp extends radially further than said slip in said run in position.
A downhole anchor, comprising:
- a mandrel having at least one mandrel ramp;
- at least one slip that straddles said ramp for run in thereby allowing said mandrel ramp to define the run in clearance needed to run in the anchor.
Dependencies are inferred from the claim text.