LAMINATION TYPE FILTER - GUANGDONG LIANSU TECH IND CO

Title:

LAMINATION TYPE FILTER

Document Type and Number:

WIPO Patent Application WO/2015/043044

Kind Code:

A1

Abstract:

A lamination type filter comprises a housing (1), an inner sleeve (2), a filter cartridge (3), and a top cover (4). A water inlet (1a) and a second water outlet (1b) are formed in the housing (1). The housing (1) is covered with the top cover (4). A sealing ring (11) is disposed on an inner bottom surface of the housing (1). A bottom end of the inner sleeve (2) is mounted between the sealing ring (11) and an inner side of the housing (1). A top end of the inner sleeve (2) is disposed in the top cover (4). A bottom end of the filter cartridge (3) is mounted on an inner side of the sealing ring (11). A top end of the filter cartridge (3) is mounted in the top cover (4). A certain gap is disposed between the inner sleeve (2) and the housing (1). The water inlet (1a) is in communication with the gap. A first water filtering port (2a) is disposed in the top end of the inner sleeve (2). A first baffle wall structure (3a) and a second baffle wall structure (3b) are disposed at the top end of the filter cartridge (3). A second water filtering port (3c) is disposed in the second baffle wall structure (3b). The position of the first water filtering port (2a) is flush with the positions of the first baffle wall structure (3a) and the second baffle wall structure (3b). A first water outlet (3d) is also disposed in the bottom end of the filter cartridge (3). The first water outlet (3d) is in communication with the second water outlet (1b). A pre-tightening spring is eliminated in the filter, and the filter is of a full plastic structure.

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Inventors:

HUANG HONGBIN (CN)
YANG JIYUE (CN)
HUANG GUANGPING (CN)

Application Number:

PCT/CN2013/086597

Publication Date:

April 02, 2015

Filing Date:

November 06, 2013

Export Citation:

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Assignee:

GUANGDONG LIANSU TECH IND CO (CN)
HUANG HONGBIN (CN)
YANG JIYUE (CN)
HUANG GUANGPING (CN)

International Classes:

B01D29/00; B01D29/46

Foreign References:

CN203507635U	2014-04-02
CN201357011Y	2009-12-09
CN2875559Y	2007-03-07
CN1879931A	2006-12-20
JP2011047396A	2011-03-10
US20030178350A1	2003-09-25

Attorney, Agent or Firm:

YOGO PATENT & TRADE MARK AGENCY LIMITED COMPANY (CN)
广州粤高专利商标代理有限公司 (CN)

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