Patent ID: 9551202
Date: 2017-01-24
CPC Classifications: E21B

Claim:
1. A sampling assembly comprising: an expandable inner packer member having an outer surface; a first ring disposed on the outer surface of the expandable inner packer member, the first ring having a first sealing body; a second ring disposed on the outer surface of the expandable inner packer member, the second ring having a second sealing body; a drain positioned between the first ring and the second ring, the drain being axially aligned with the first sealing body and the second sealing body; an additional drain located between the first ring and the second ring and laterally aligned with the drain, wherein the first ring comprises a third sealing body, the second ring comprises a fourth sealing body, and the third sealing body and the fourth sealing body are axially aligned with the additional drain; and a connector integral with the third sealing body and the first sealing body to connect the third sealing body to the first sealing body, the connector having a radial width less than the radial width of the third sealing body and the first sealing body.