Patent ID: 8714270
Filing Date: 2014-05-06
Classification: E21B

Abstract:
1. An anchor assembly for anchoring a downhole tool in a tubular disposed in a wellbore, the anchor assembly comprising: a first slip assembly having a first sleeve and a plurality of first arms rotatably associated with the first sleeve, the first arms having teeth on an end distal from the first sleeve; a second slip assembly having a second sleeve and a plurality of second arms rotatably associated with the second sleeve, the second arms having teeth on an end distal from the second sleeve; and at least one hinge member coupling respective first arms with second arms such that the distal ends of respective first and second arms are moveable relative to one another, wherein the anchor assembly has a running configuration in which the first and second arms are substantially longitudinally oriented with the teeth of the first and second arms pointing toward one another and extending substantially in first and second longitudinal directions, respectively, and an operating configuration in which respective first and second arms form an acute angle relative to one another such that the teeth of the first and second arms define the radially outermost portion of the anchor assembly.