AIR SCREEN APPARATUS WITH FILTER REMOVAL MEANS

• US 3,572,234 A
• Filed: 04/24/1969
• Issued: 03/23/1971
• Est. Priority Date: 04/24/1969
• Status: Expired due to Term

• Current Assignee: Edward P. Schoenthaler
• Original Assignee: Edward P. Schoenthaler
• Inventors: Schoenthaler, Edward P.
• Application Number:
  US04/818,955
• Time in Patent Office: 698 Days
• US Class Current: 454/188
• CPC Class Codes: F24F 8/10 by separation, e.g. by filtering
• CPC Class Codes: F24F 8/108 using dry filter elements
• CPC Class Codes: F24F 9/00 Use of air currents for screening, e.g. air curtains

Abstract

THE AIR SCREEN APPARATUS IS MOUNTED IN JUXTAPOSITION WITH RESPECT TO A STRUCTURE HAVING AN OPENING. FANS PROPEL THE AIR, LOUVRES DIRECT THE AIR ACROSS THE OPENING, AND A PAIR OF FILTER PANELS DISPOSED UPSTREAM FOM THE FANS ARE ANGULARLY SPACED WITH RESPECT TO EACH OTHER AND WITH RESPECT TO THE AIR STREAM. A MEMBER DISPOSED BETWEEN THE

PANELS IS MOVABLE BETWEEN A FIRST POSITION WHEREIN IT COVERS THE INNER EDGES OF THE PANELS AND PERMITS WITHDRAWAL OF THE FIRST PANEL AND A SECOND POSITION WHEREIN IT PERMITS WITHDRAWAL OF SAID SECOND PANEL.

Claims