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Ventilating and circulating air system tube hanger

  • US 3,318,224 A
  • Filed: 10/18/1966
  • Issued: 05/09/1967
  • Est. Priority Date: 10/18/1966
  • Status: Expired due to Term
First Claim
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1. IN A VENTILATING AND CIRCULATING SYSTEM INCLUDING A SHUTTER ASSEMBLY MOUNTED WITHIN A WALL OF A BUILDING AND A FAN HAVING AN INTAKE PORTION LOCATED A PRE-DETERMINED SPACE FROM SAID SHUTTER ASSEMBLY, THE COMBINATION WITH SAID SHUTTER ASSEMBLY AND SAID FAN OF A TUBE ASSEMBLY CONNECTED TO THE DISCHARGE OF SAID FAN, SAID TUBE ASSEMBLY BEING MADE OF NON-RIGID MATERIAL PERMITTING AIR PRESSURE FROM SAID FAN TO HOLD SAID TUBE IN ITS CONTEMPLATED SHAPE DURING USE, SAID TUBE ASSEMBLY FURTHER INCLUDING A PLURALITY OF CONTINUALLY-SPACED OPENINGS OF PREDETERMINED SIZE ALONG THE EXTENT THEREOF, A SUPPORTING MEMBER LOCATED ABOVE SAID TUBE AND AT LEAST ONE CLIP ASSEMBLY SUSPENDING SAID TUBE FROM SAID SUPPORTING MEMBER.

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