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Vent apparatus

  • US 6,196,915 B1
  • Filed: 04/08/1999
  • Issued: 03/06/2001
  • Est. Priority Date: 06/06/1995
  • Status: Expired due to Fees
First Claim
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1. A vent apparatus comprising:

  • a base member including a securing flange adapted to receive external fastening elements to allow said securing flange to be secured to a surface of a structure;

    an attaching portion on said base member which defines a fluid passage, said attaching portion having a first surface at an angle to said securing flange with a locking portion on said first surface and wherein said attaching portion is a generally square-shaped, raised portion having an uppermost surface including a plurality of corner portions on said uppermost surface that slope downwardly towards said securing flange; and

    a cover member having a locking member depending therefrom and engageable with said locking portion of said first surface to secure said cover member to said base member.

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