Patent ID: 9316519
Filing Date: 2016-04-19
CPC Classification: E21B,G01F,G01N

Claim Text:
1. An arrangement for determining a state of a sample bottle, comprising: an external housing defining an interior space; a fluid chamber configured to hold a fluid obtained from an environment, the fluid chamber within the external housing and the interior space; a separation piston positioned at one end of the fluid chamber, the separation piston configured to move from a first position to a second position; a closure device configured to establish a closure of the fluid chamber; a central rod positioned within the external housing, the central rod configured to interface with the separation piston and move the separation piston from the first position to the second position; a protrusion extending from the central rod, the protrusion extending into a flowline; and a limit switch located at a peripheral end of the protrusion, the limit switch configured to limit movement of the central rod when the limit switch is activated.