Patent ID: 8839874
Filing Date: 2014-09-23
Classification: E21B

Abstract:
1. A packing element system for a downhole tool comprising: a mandrel having a mandrel outer wall surface; a rigid upper supporting member operatively associated with the mandrel outer wall surface; a rigid lower supporting member operatively associated with the mandrel below the upper supporting member; a sealing element operatively associated with the mandrel outer wall surface between the upper supporting member and the lower supporting member, the sealing element having a sealing element upper end, a sealing element lower end, a sealing element outer wall surface, and a sealing element inner wall surface; a first upper spacer ring operatively associated with the mandrel outer wall surface adjacent to and above the upper end of the sealing element; a second upper spacer ring operatively associated with the mandrel outer wall surface adjacent to and above the first upper spacer ring, the second upper spacer ring having a second upper spacer ring inner wall surface, a second upper spacer ring outer wall surface, a second upper spacer ring upper end, and a second upper spacer ring lower end, a third upper spacer ring operatively associated with the mandrel outer wall surface, the third upper spacer ring being disposed within the first upper cavity; an upper mesh ring partially disposed on the second upper spacer ring outer wall surface and partially disposed on the sealing element outer wall surface, the upper mesh ring having a first upper petal ring partially disposed on the mandrel outer wall surface and partially disposed on the upper mesh ring side wall surface, the upper petal ring having