Gas flux system chamber design and positioning method

  • US 7,509,836 B2
  • Filed: 09/01/2005
  • Issued: 03/31/2009
  • Est. Priority Date: 09/01/2005
  • Status: Active Grant
First Claim
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1. A gas flux chamber assembly comprising:

  • a soil collar;

    a chamber; and

    a lift-and-rotate mechanism coupled with the chamber and comprising a rotational axis substantially parallel to the soil collar, wherein the lift-and-rotate mechanism is operative to move the chamber between first and second positions, wherein the chamber is positioned on the soil collar in the first position and is positioned outside of an area above the soil collar in the second position, wherein the lift-and-rotate mechanism moves the chamber from the first position to the second position by lifting the chamber off of the soil collar and then rotating the chamber, about the rotational axis, outside of the area above the soil collar.

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