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Method for producing an annular honeycomb body, and annular honeycomb body

  • US 8,075,978 B2
  • Filed: 03/10/2008
  • Issued: 12/13/2011
  • Est. Priority Date: 09/09/2005
  • Status: Active Grant
First Claim
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1. A honeycomb body, comprising:

  • an outer casing tube;

    one single metallic layer fastened at least at one fastening point to said outer casing tube, said metallic layer having substantially smooth and structured sections separated from each other by fold lines and folded onto one another, said substantially smooth sections between said fold lines having at least one first section length, said structured sections between said fold lines having at least one second section length differing from said first section length, said sections each having a substantially involute curvature; and

    an annular radial partial region with channels through which a fluid can flow.

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