Sealing and sound absorbing means for air handling apparatus
First Claim
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5. A CONVERTIBLE AIR HANDLING APPARATUS HAVING A METAL HOUSING ENCLOSING A PLENUM CHAMBER THAT INCLUDES A MOTOR-BLOWER UNIT, THE HOUSING HAVING AN OPEN BOTTOM WALL THAT FORMS A BOTTOM AIR INLET OPENING, AN OPENING IN THE TOP WALL OF THE HOUSING FORMING AN AIR OUTLET OPENING, A FILTER MEDIUM ADAPTED TO BE POSITIONED WITHIN THE BOTTOM OPENING WHEN THE APPARATUS IS PROVIDED WITH A BOTTOM INLET, AT LEAST ONE SHEET OF FIBERBOARD POSITIONED ALONG A SIDE WALL OF THE PLENUM CHAMBER TO ATTENTUATE
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5 Claims
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5. A CONVERTIBLE AIR HANDLING APPARATUS HAVING A METAL HOUSING ENCLOSING A PLENUM CHAMBER THAT INCLUDES A MOTOR-BLOWER UNIT, THE HOUSING HAVING AN OPEN BOTTOM WALL THAT FORMS A BOTTOM AIR INLET OPENING, AN OPENING IN THE TOP WALL OF THE HOUSING FORMING AN AIR OUTLET OPENING, A FILTER MEDIUM ADAPTED TO BE POSITIONED WITHIN THE BOTTOM OPENING WHEN THE APPARATUS IS PROVIDED WITH A BOTTOM INLET, AT LEAST ONE SHEET OF FIBERBOARD POSITIONED ALONG A SIDE WALL OF THE PLENUM CHAMBER TO ATTENTUATE
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Current AssigneeAlva D O'Connell
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Original AssigneeAlva D O'Connell
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InventorsO'connell, Alva D.
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Application NumberUS04/309,219Time in Patent Office421 DaysField of SearchUS Class Current126/110.00RCPC Class CodesF24F 13/24 Means for preventing or sup...
