公开(公告)号：US10830365B2

公开(公告)日：2020-11-10

申请号：US16158912

申请日：2018-10-12

申请人： GOODRICH AEROSPACE SERVICES PRIVATE LIMITED

发明人： Navaneethakrishnan Pandian ,  Vishnu Subramanian ,  Rajasekaran Janakiraman

IPC分类号： F16K17/26 ,  F16K15/12 ,  F16K15/02 ,  F16K15/18 ,  F15B13/01 ,  F15B13/02 ,  F15B15/20

摘要： A check valve includes a housing, a first valve, and a second valve. The housing has a first portion that defines a first chamber and a second portion that defines a second chamber. The first valve is disposed within and is movable relative to the housing. The second valve is at least partially extends into the first valve. Responsive to a fluid flow in a first direction, the second valve and the first valve moves towards a proximal end of the housing and the fluid flow flows around the first valve towards a component.

公开(公告)号：US20190128436A1

公开(公告)日：2019-05-02

申请号：US16158912

申请日：2018-10-12

申请人： GOODRICH AEROSPACE SERVICES PRIVATE LIMITED

发明人： Navaneethakrishnan Pandian ,  Vishnu Subramanian ,  Rajasekaran Janakiraman

IPC分类号： F16K15/12 ,  F16K15/02 ,  F16K15/18

CPC分类号： F16K15/12 ,  F15B13/01 ,  F15B13/027 ,  F15B15/204 ,  F15B2211/4053 ,  F16K15/021 ,  F16K15/025 ,  F16K15/18

摘要： A check valve includes a housing, a first valve, and a second valve. The housing has a first portion that defines a first chamber and a second portion that defines a second chamber. The first valve is disposed within and is movable relative to the housing. The second valve is at least partially extends into the first valve. Responsive to a fluid flow in a first direction, the second valve and the first valve moves towards a proximal end of the housing and the fluid flow flows around the first valve towards a component.