초록 ▼

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 plat

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.

대표청구항 ▼

A modular element for producing blackout panels with airflow passages, comprising; a plate; a first plurality of spaced fins protruding from at least one face of the plate to define therebetween channels having open sides between the outer edges of said fins, and with opposing ends of said channels

A modular element for producing blackout panels with airflow passages, comprising; a plate; a first plurality of spaced fins protruding from at least one face of the plate to define therebetween channels having open sides between the outer edges of said fins, and with opposing ends of said channels facing onto opposing lateral side edges of the plate; connecting means designed to permit the assembly of a series of the plates in spaced, confronting relation with each other to form a blackout panel having said one face of each plate in said series confronting upon and having said open sides of the channels thereon closed by the opposite side of the next adjacent plate in said series.