Fume hood with air directing member

Details Fume hood with air directing member Fume hood with air directing member

2007-07-24

2007-07-24

Boles, Derek S. (Department: 3749)

Ventilation

Workstation ventilator

Covered workbench chamber

C454S058000, C454S063000, C126S29900R

Reexamination Certificate

active

10893680

ABSTRACT:
A fume hood adapted to be connected to an exhaust system, the fume hood including a cabinet formed with a chamber having a generally flat bottom wall and a sash door mounted at the front end of the chamber for movement in a vertical plane to provide an access opening to the chamber. An air directing member is mounted on the cabinet outside of the plane of movement of the sash door relative to the chamber and it is generally aligned with the bottom wall. The air directing member is formed with an opening positioned to cause a first path of outside air to flow into the chamber along the surface of the bottom wall and being formed with another portion for directing a second path of outside air in a direction generally parallel to and above the first path.

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Labconco Catalog Entitled: “Protector Laboratory Fume Hoods and Enclosures”, 2003.

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