公开(公告)号：US11377826B1

公开(公告)日：2022-07-05

申请号：US17692986

申请日：2022-03-11

申请人： Alan D. Beneventi ,  John G. Polifka

发明人： Alan D. Beneventi ,  John G. Polifka

IPC分类号： F16K17/36 ,  E03B9/04 ,  F16K17/40 ,  F16L55/10

摘要： An automatic shutoff valve for breakaway wet barrel fire hydrant is disclosed. In general, one aspect disclosed features an apparatus comprising: a valve housing comprising a valve body, a flange, and a valve seat; a valve pedal configured to engage the valve seat and prevent fluid flow through the valve seat in a closed position, and to permit fluid flow through the valve seat in an open position; a lockout tab disposed within the valve body, wherein the lockout tab maintains the valve pedal in the open position; a lockout bar disposed distally from the valve body; and an activation rod mechanically coupled to the lockout bar and configured to keep the valve pedal engaged with the lockout tab.

公开(公告)号：US11725368B1

公开(公告)日：2023-08-15

申请号：US17835721

申请日：2022-06-08

申请人： Alan D. Beneventi ,  John G. Polifka

发明人： Alan D. Beneventi ,  John G. Polifka

IPC分类号： E03B9/04 ,  F16L55/10 ,  F16K17/40

CPC分类号： E03B9/04 ,  F16K17/406 ,  F16L55/1007

摘要： An automatic shutoff valve for breakaway wet barrel fire hydrant is disclosed. In general, one aspect disclosed features an apparatus comprising: a valve housing comprising a valve body, a flange, and a valve seat; a valve pedal configured to engage the valve seat and prevent fluid flow through the valve seat in a closed position, and to permit fluid flow through the valve seat in an open position; a lockout tab disposed within the valve body, wherein the lockout tab maintains the valve pedal in the open position; a lockout bar disposed distally from the valve body; and an activation rod mechanically coupled to the lockout bar and configured to keep the valve pedal engaged with the lockout tab.