US 12,305,461 B2
Linkage slip assembly for higher expansion on downhole tool
Shawn J Treadaway, Houston, TX (US)
Assigned to Weatherford Technology Holdings, LLC, Houston, TX (US)
Filed by Weatherford Technology Holdings, LLC, Houston, TX (US)
Filed on Nov. 17, 2022, as Appl. No. 17/989,324.
Prior Publication US 2024/0167353 A1, May 23, 2024
Int. Cl. E21B 23/06 (2006.01); E21B 17/07 (2006.01); E21B 33/128 (2006.01); E21B 33/129 (2006.01)
CPC E21B 23/06 (2013.01) [E21B 33/1293 (2013.01); E21B 17/07 (2013.01); E21B 33/128 (2013.01); E21B 33/1291 (2013.01)] 21 Claims
OG exemplary drawing
 
1. A downhole tool, comprising:
a mandrel;
first and second cone elements disposed opposing one another on the mandrel of the downhole tool, at least one of the first and second cone elements being movable longitudinally on the mandrel relative to the other of the first and second cone elements;
a carrier disposed on the mandrel of the downhole tool between the first and second cone elements and being movable longitudinally on the mandrel; and
one or more slip elements disposed adjacent to the mandrel of the downhole tool, each of the one or more slip elements having first and second portions and first and second linkages, the first portion of each of the one or more slip elements being configured to engage the first cone element, the second portion of each of the one or more slip elements being configured to engage the second cone element, the first linkage of each of the one or more slip elements connected to the carrier and the first portion and being configured to articulate the first portion relative to the carrier on the mandrel in response to longitudinal movement of the first cone element and the first portion relative to one another, the second linkage of each of the one or more slip elements connected to the carrier and the second portion and being configured to articulate the second portion relative to the carrier on the mandrel in response to longitudinal movement of the second cone element and the second portion relative to one another.