| 主权项 |
1. An air manifold designed for use with an underground shelter comprising:
a manifold body; a bottom plate disposed beneath said manifold body; a manifold cover disposed on top of said manifold body; a baffle comprising a baffle body extending downward from and attached to said manifold cover and a baffle lip extending inward from said baffle body at a right angle from said baffle body; an air pipe comprising a top lip, a bottom flange, and an air pipe body extending between said top lip and said bottom flange, wherein said top lip of said air pipe is disposed above said baffle lip and wherein said bottom flange of said air pipe is disposed directly on top of and is securable to said bottom plate; a blast valve disposed around said air pipe body; a gully surrounding said manifold body, disposed on an outside and top of said manifold body, wherein said gully comprises a manifold side where said gully is attached to said manifold body and said manifold side comprises a screen; an other side; and a floor comprising drain holes; a rolled angle ring surrounding said manifold body, disposed on said outside and bottom of said manifold body, wherein said rolled angle ring comprises an angle ring bottom disposed directly upon and attachable to said bottom plate and an angle ring side that is flush with said manifold body; a plurality of first fasteners that are able to secure said bottom flange of said air pipe and said bottom plate together; and a plurality of second fasteners that are able to secure said angle ring bottom and said bottom plate together. |
