Air and liquid evacuation apparatus

Details Air and liquid evacuation apparatus Air and liquid evacuation apparatus

1991-02-19

1992-05-19

Joyce, Harold

Ventilation

Workstation ventilator

Movable

24303, B08B 1500

Patent

active

051137500

ABSTRACT:
An elongate flexible conduit is in pneumatic communication with a rigid conduit, wherein the rigid conduit is defined by a reduced diameter relative to the flexible conduit, and wherein an air delivery tube is directed interiorly of the rigid conduit with a leg thereof coaxially aligned with the rigid conduit to effect negative pressure within the flexible conduit for evacuation of gaseous fumes of liquid.

REFERENCES:
patent: 2361861 (1944-10-01), Masowich
patent: 3380371 (1968-04-01), Scheel
patent: 3492937 (1970-02-01), Ambli
patent: 4617033 (1986-10-01), Strang

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