Blackout panels

Details Blackout panels Blackout panels

1995-10-02

1997-02-11

Joyce, Harold

Ventilation

Having inlet airway

Including specific cover or shield for exterior vent opening

454905, F24F 700

Patent

active

056014856

ABSTRACT:
A light eliminator or blackout panel for use with air circulating fans and the like includes a series of plates each having a plurality of spaced fins protruding from one face thereof to form a plurality of channels opposite ends of which face the lateral side edges of the associated plate. The plates are mounted in spaced, confronting relation with each other to form a blackout panel in which the open sides of the channels of one plate are closed by the next adjacent plate in the series.

REFERENCES:
patent: 3285156 (1966-11-01), Bohanon
patent: 3628442 (1971-12-01), Nijhuis
patent: 5133692 (1992-07-01), Koop
patent: 5238451 (1993-08-01), Wulf et al.

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