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US 2015/0308218 A1Published application
Extrusion gap reduction device and method for reducing an extrusion gap
AssigneeBaker Hughes Incorporated
InventorJeffery S. Pray
Life of this patent
Estimating the term…
Abstract
An extrusion gap reduction device includes an outer housing; an inner housing movably disposed relative to the outer housing. A plurality of petals movably connected to the inner housing. One or more of the plurality of petals including a follower responsive to a cam surface of the outer housing.
Claims16
An extrusion gap reduction device comprising:
- an outer housing;
- an inner housing movably disposed relative to the outer housing;
- and
- a plurality of petals movably connected to the inner housing, one or more of the plurality of petals including a follower responsive to a cam surface of the outer housing.
1 more element
An extrusion gap reduction device comprising:
- an outer housing;
- an inner housing movably disposed relative to the outer housing;
- and
- a plurality of petals movably connected to one of the inner housing and or the outer housing, one or more of the plurality of petals including a follower responsive to a cam surface of the other of the inner housing or the outer housing.
1 more element
Dependencies are inferred from the claim text.