Patent ID: 7775005
Filing Date: 2010-08-17
Classification: E04D

Abstract:
1. A vent pipe cover for covering a vent pipe structure extending above an outer surface of a supporting roof structure, said vent pipe structure including a main pipe extending through a roof opening in said outer surface and said supporting roof structure, an extension pipe extending outwardly from said main pipe, and a hub connecting said main pipe to said extension pipe, wherein said hub extends laterally outward from said main pipe and said extension pipe thus having an external diameter greater than said main pipe and said extension pipe, said vent pipe cover comprising: a base having an opening; said opening adapted to align with said roof opening; an expandable body having a first end and a second end, said first end connected to said base around said opening of said base and said second end opposite said base relative a longitudinal axis of said expandable body, said first end and said second end located along a substantially common vertical plane; said expandable body having a passageway extending through from said first end to said second end, said passageway interconnecting with said first opening; said substantially common vertical plane of said expandable body laterally spaced from said main pipe and said extension pipe to receive said hub within said passageway; a shoulder portion defining an upper end of said passageway, said shoulder portion extending laterally inward from said second end of said expandable body above said hub; and a coupler vertically extending from a laterally inward end of said shoulder portion, said coupler having a outer support portion and a inner support portion, said outer support portion and said inner support portion defining a retaining cavity and an inner surface, said retaining cavity having a diameter less than said corrugated passageway for receiving an end of said extension pipe, said inner portion extending substantially within said extension pipe; said base, said expandable body, said shoulder portion, and said coupler comprised of an integral one-piece structure.