초록

Addow's FDC, unlike current FDCs, comes with three different styles of outlets, which are grooved, flange, and threaded. This gives the consumers more selections to suit their needs. Current FDCs come only with one style of outlet, which is threaded outlet.

대표청구항 ▼

[ What is claimed is:] [1.] A reversible fire department connection comprising two axially opposite ends, each end being removably coupled to a stand pipe attachment of a building fire sprinkler system, one end having one or more passages for accommodating normal in flow or out flow, and an axial pa

[ What is claimed is:] [1.] A reversible fire department connection comprising two axially opposite ends, each end being removably coupled to a stand pipe attachment of a building fire sprinkler system, one end having one or more passages for accommodating normal in flow or out flow, and an axial passage closeable by a removable cap, a check valve comprising spring loaded pivotal clappers located in the other end, in a first operative position of the fire department connection water is supplied to the fire sprinkler system, and in a second operative position of the fire department connection water is drained from the sprinkler system by removing the cap and connecting the axial passage end to the standpipe attachment, and a removable filter comprising metallic screener with rubber coated outer circumference for stopping debris from entering the fire sprinkler system located in the one or more inlet passages.