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US 11,898,416 B2Granted
Shearable drive pin assembly
AssigneeHalliburton Energy Services, Inc.
InventorsIshwar Dilip Patil, Avinash Gopal Dharne, Lonnie Carl Helms, Frank Vinicio Acosta Villarreal, Priyanshkumar Prashantkumar Desai
Life of this patent
Estimating the term…
Abstract
A downhole tool for use in a well comprising a mandrel and an outer sleeve slidably disposed about the mandrel. An inner sleeve is slidably disposed in the mandrel. A drive pin comprising a drive pin bushing connected to the outer sleeve and a shear pin connected to the inner sleeve connects the inner sleeve to the outer sleeve.
Claims20
A downhole tool for use in a well comprising:
- a mandrel;
- an outer sleeve slidably disposed about the mandrel and movable thereon;
- an inner sleeve slidably disposed in the mandrel and movable therein, the mandrel being sandwiched between the outer sleeve and inner sleeve, the inner and outer sleeves being movable together relative to the mandrel from first to second positions;
- and
- a drive pin extending from the outer sleeve through the mandrel and into the inner sleeve, the drive pin comprising:
- a drive pin bushing connected to the outer sleeve and extending into the mandrel;
- and
- a shear pin connected to the inner sleeve and extending therefrom into an opening defined in the drive pin bushing.
5 more elements
A downhole tool for use in a well comprising:
- a mandrel defining a slot therein;
- an outer sleeve slidable on an outer surface of the mandrel from a first to a second position of the outer sleeve on the mandrel;
- an inner sleeve disposed in the mandrel and movable together with the outer sleeve relative to the mandrel from a first to a second position of the inner sleeve, the mandrel being sandwiched between the inner sleeve and the outer sleeve;
- and
- a multiple piece drive pin connecting the inner sleeve to the outer sleeve, the drive pin comprising:
- a drive pin bushing connected to the outer sleeve;
- and
- a shear pin connected to and extending from the inner sleeve into an opening in the drive pin bushing, the shear pin and drive pin bushing being made from different materials.
5 more elements
A downhole tool comprising:
- a mandrel;
- an outer sleeve disposed about the mandrel and movable from a first to a second position on the mandrel;
- a packer disposed about the mandrel, the packer movable to a set position upon the outer sleeve moving to the second position;
- and
- an inner sleeve connected to the outer sleeve with a drive pin and movable inside the mandrel, the inner sleeve movable with the outer sleeve from the first to the second position, the inner sleeve movable from the second to a third position inside the mandrel upon the breaking of the drive pin, the drive pin comprising:
- a drive pin bushing connected to the outer sleeve;
- and
- a shear pin connected to the inner sleeve and extending into the drive pin.
5 more elements
Dependencies are inferred from the claim text.