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Test carrier for the analysis of fluids

  • US 5,173,261 A
  • Filed: 12/12/1991
  • Issued: 12/22/1992
  • Est. Priority Date: 04/14/1990
  • Status: Expired due to Fees
First Claim
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1. Test carrier for the analysis of fluids with a test field held in a frame, in which the frame comprises a top part and a base part connected with the top part and at least the top part comprises a test field opening through which a sample fluid can be applied to an upper surface of the test field,whereinthe base part comprises a seat for the test field,the seat in the base part is surrounded by positioning means for the test field which are higher than the test field,the area of the test field opening is greater than the area of the upper surface of test field thereby forming a visible rim on the periphery of the upper surface of the test field, andthe top part further comprises pressure tongues resting on the upper surface of the test field and projecting into the test field opening.

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