Combined thermal insulation air-duct flange connection angle and flange from it

Combined thermal insulation air-duct flange connection angle and flange from it

  • CN 200,986,071 Y
  • Filed: 11/08/2006
  • Issued: 12/05/2007
  • Est. Priority Date: 11/08/2006
  • Status: Active Grant
First Claim
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1. , a kind of compound heat preservation ventilation duct flange angle of attachment, it is characterized in that:

  • it comprises square substrate (1), on the adjacent dual-side of substrate (1), be connected to orthogonal first connection-peg (2) and second connection-peg (5), be provided with interior angle side (10) perpendicular to substrate (1) at the crossing interior angle place of first connection-peg (2) and second connection-peg (5), on the place, diagonal angle of interior angle side (10) substrate (1), be provided with the side, exterior angle (8) that vertically is the turning shape mutually perpendicular to substrate (1), described interior angle side (10) and side, exterior angle (8) are positioned at the homonymy of substrate (1), and the opposite side of substrate (1) and corresponding section, side, exterior angle (8) are provided with link slot (11).

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