Optics: measuring and testing – For light transmission or absorption – Of fluent material
Patent
1980-04-07
1981-01-20
Corbin, John K.
Optics: measuring and testing
For light transmission or absorption
Of fluent material
350 61, 356246, G01N 3500
Patent
active
042459141
ABSTRACT:
Apparatus for wiping the optical window of a sample cell in a turbidimeter or other particle measuring instrument for analyzing a liquid sample. The wiping apparatus is operated by the pressure of the source of supply of the liquid sample and avoids the necessity of liquid seal bearings.
REFERENCES:
patent: 4165179 (1979-08-01), Sato
patent: 4167335 (1979-09-01), Williams
Arnold Bruce Y.
Corbin John K.
Leeds & Northrup Company
MacKay Raymond F.
Miller, Jr. William G.
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