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FLUID SAMPLE CELL WITH QUICK PURGING MEANS

  • US 3,619,072 A
  • Filed: 03/24/1969
  • Issued: 11/09/1971
  • Est. Priority Date: 03/24/1969
  • Status: Expired due to Term
First Claim
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1. A cell for subjecting a sample to an externally generated electromagnetic radiation comprising:

  • a sample chamber formed within said cell and having a radiation transmission portion between a pair of parallel inner cell surfaces which are perpendicular to the direction of transmission of the radiation, transparent portions on opposing sides of said cell for permitting transmission of the radiation through said cell including said radiation transmission portion of said chamber, an inlet port in fluid communication with said chamber, at least one groove formed in said cell in close proximity to said radiation transmission portion of said chamber and in fluid communication with said inlet port and with said radiation transmission portion of said chamber, said one groove having a cross-sectional distance greater than the distance between said pair of parallel inner cell surfaces, and an outlet port in fluid communication with said chamber and positioned relative to said inlet port and to said radiation transmission portion of said chamber to provide a fluid path wherein a fluid applied to said inlet port passes from said one groove through at least said radiation transmission portion of said chamber to rapidly displace a sample therefrom and through said outlet port.

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