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Reinforced corrugated thin metal foil strip useful in a catalytic converter core, a catalytic converter core containing said strip and an electrically heatable catalytic converter containing said core

  • US 5,240,682 A
  • Filed: 05/06/1991
  • Issued: 08/31/1993
  • Est. Priority Date: 05/06/1991
  • Status: Expired due to Term
First Claim
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1. A corrugated thin metal foil strip having a longitudinally extending center line with an initial strip width and having at least one longitudinal edge folded toward the center line of the strip prior to corrugating said strip to form a folded section and a remaining portion of the strip which is unfolded, the width of the folded section being from about 5% to about 25% of the width of the remaining portion of the strip which is unfolded.

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