One sided roof vent

  • US 6,447,392 B1
  • Filed: 08/06/2001
  • Issued: 09/10/2002
  • Est. Priority Date: 08/23/2000
  • Status: Expired due to Term
First Claim
Patent Images

1. A vent device for use with a structure having a roof and walls exposed to the environment, comprising:

  • upper and lower outer surfaces, said surfaces being sized to define a generally rectangular configuration having a linear axis and linear edges parallel to said axis, said configuration having a lift end and a no lift end proximate said linear edges;

    said no lift end being generally flat and having a predetermined thickness to thereby define a base cross section;

    said lift end being generally flat and having a predetermined thickness of at least twice that of said base cross section and having an opening, said lift end having a plurality of channels for transferring air therethrough along said lift end toward said no lift end, at least one of said upper and lower outer surfaces having an opening to permit access at said opening to said channels.

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