Obstruction detector for a fluid flow line of a medical laborato

Details Obstruction detector for a fluid flow line of a medical laborato Obstruction detector for a fluid flow line of a medical laborato

1994-02-16

1995-09-19

Czaja, Donald E.

Chemical apparatus and process disinfecting, deodorizing, preser

Analyzer, structured indicator, or manipulative laboratory...

Means for analyzing liquid or solid sample

422 73, 422 81, 422103, 436 48, 436 52, 436 55, 436148, 73 37, G01N 2100

Patent

active

054513731

ABSTRACT:
An apparatus for detecting obstructions of a flow line. A detector housing is provided having a cavity therein. The detector housing has first and second openings into the cavity. The flow line is attached to the detector housing establishing a flow path through the first opening, the cavity, and the second opening, respectively. A pressure detector detects changes in pressure within the cavity, indicating the presence of an obstruction.

REFERENCES:
patent: 4426981 (1984-01-01), Greiner et al.
patent: 4430886 (1984-02-01), Rood
patent: 4559034 (1985-12-01), Kirita et al.
patent: 4754641 (1988-07-01), Orban et al.
patent: 4928255 (1990-05-01), Brennecke et al.
patent: 5026348 (1991-06-01), Venegas
patent: 5081045 (1992-01-01), McGill

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