Ribbon-like filament wound expanding roll

Ribbon-like filament wound expanding roll

CN
  • CN 100,396,840 C
  • Filed: 10/08/2006
  • Issued: 06/25/2008
  • Est. Priority Date: 10/08/2006
  • Status: Active Grant
First Claim
Patent Images

1. ribbon-like filament wound expanding roll, comprise roller (1), cross section with place in the middle of the roller (1) is the boundary, on the roller barrel sections outside wall surface of this boundary and arranged on left and right sides, have rotation direction be respectively left-handed, dextrorotation around sheet (2), it is characterized in that:

  • describedly be the trapezoidal of horizontal cydariform or top surface band cambered surface around sheet (2) cross section.

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