公开(公告)号：US11684879B2

公开(公告)日：2023-06-27

申请号：US17040536

申请日：2019-03-25

Applicant: Freudenberg Apollo Filtration Technologies Co., Ltd.

Inventor： Xiaochun Pi ,  Kunyuan He ,  Kaihua Xuan

IPC: B01D35/30 ,  B01D29/15 ,  C02F1/00

CPC classification number: B01D35/30 ,  B01D29/15 ,  C02F1/001 ,  B01D2201/295 ,  B01D2201/34 ,  B01D2201/4076 ,  C02F2201/004 ,  C02F2201/006

Abstract: A filter cartridge device is disclosed, which includes a water stopping assembly (13) and automatic water locking assemblies (22); wherein the water stopping assembly (13) can control water supply or water cut-off of the filter cartridge device, and prevent residual water inside a filter cavity (111) from flowing out during the process of detaching the filter cartridge device; the automatic water locking assemblies (22) can control water supply or water cut-off between the filter cartridge device and an external pipe, and prevent water inside the external pipe from flowing out during the process of detaching the filter cartridge device; and the water stopping assembly (13) controls water supply or water cut-off of on its side. In addition, a water purifier comprising the filter cartridge device is also disclosed.

公开(公告)号：US20210023485A1

公开(公告)日：2021-01-28

申请号：US17040536

申请日：2019-03-25

Applicant: Freudenberg Apollo Filtration Technologies Co., Ltd.

Inventor： Xiaochun Pi ,  Kunyuan He ,  Kaihua Xuan

IPC: B01D35/30 ,  B01D29/15 ,  C02F1/00

Abstract: A filter cartridge device is disclosed, which includes a water stopping assembly (13) and automatic water locking assemblies (22); wherein the water stopping assembly (13) can control water supply or water cut-off of the filter cartridge device, and prevent residual water inside a filter cavity (111) from flowing out during the process of detaching the filter cartridge device; the automatic water locking assemblies (22) can control water supply or water cut-off between the filter cartridge device and an external pipe, and prevent water inside the external pipe from flowing out during the process of detaching the filter cartridge device; and the water stopping assembly (13) controls water supply or water cut-off of on its side. In addition, a water purifier comprising the filter cartridge device is also disclosed.