Liquid analyzing apparatus

Details Liquid analyzing apparatus Liquid analyzing apparatus

1978-04-07

1980-12-16

Corbin, John K.

Optics: measuring and testing

For light transmission or absorption

Of fluent material

250573, G01N 2101

Patent

active

042393949

ABSTRACT:
The invention relates to a liquid analyzing apparatus, especially for use in determining the fat content of milk samples. The apparatus comprises manually operated dosage syringes or pumps for mixing diluent and liquid sample in a predetermined relationship, a manually operable homogenizer for providing homogenized mixture to photometric measuring means including a cuvette. The homogenizer and the photometric measuring means are arranged within a temperature controlled block or body made from a heat conductive material. The homogenizer may comprise a piston pump having a piston provided with an O-ring and rigidly connected to a piston rod oscillating angularly in operation.

REFERENCES:
patent: 2578523 (1951-12-01), Llewellyn
patent: 2752815 (1956-07-01), Batchelor
patent: 2792790 (1957-05-01), Capps
patent: 2844067 (1958-07-01), Borg
patent: 2844421 (1958-07-01), Hayman
patent: 3442623 (1969-05-01), Aegidius
patent: 3800984 (1974-04-01), Phelan
patent: 3871782 (1975-03-01), Johansson et al.
patent: 3877817 (1975-04-01), Ralston
patent: 3972625 (1976-08-01), Takahasi et al.

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