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US 10,865,617 B2Granted
One-way energy retention device, method and system
AssigneeBaker Hughes, A Ge Company, LLC
InventorsGuijun Deng, Lei Zhao, Zhihui Zhang, Zhiyue Xu
Life of this patent
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Abstract
A one-way energy retaining device including a body, at least a portion of which comprises a degradable material; a protrusion extending radially from the body that allows movement of the device along a separate structure in a first direction and prevents movement along the separate structure in the opposite direction.
Claims15
A one-way energy retaining device comprising:
- a body, at least a portion of which comprises a degradable material that when degraded leaves the body in two separate annular pieces wherein one of the two separate annular pieces is radically inwardly disposed of the other of the two separate annular pieces;
- a protrusion extending radially from the body that allows movement of the device along a separate structure in a first direction and prevents movement along the separate structure in the opposite direction.
Dependencies are inferred from the claim text.