A DEVICE FOR SECURING FILTER CLOTH ON A FILTER DISC

WIPO Patent Application WO/2009/082890

A1

A device for securing filter cloth on filter disc includes a filter disc (1), linear grooves (2) for pressing the cloth, circular grooves (8) for pressing the cloth and the filter cloth (3). The filter cloth is provided on the filter disc (1), the joint of the filter cloth (3) is located inside the linear groove (8) for pressing the cloth, a lower pressing strip (5) presses the joint of the filter cloth, a trapeziform pressing recess (4) is located above the lower pressing strip (5) and a screw (6) is used to connect the trapeziform pressing recess (4) and the lower pressing strip (5). The device can secure the filter cloth on the filter disc, which solves problems of reduction of output and quality, increase in cost, installation difficulty and waste of energy due to rubber strip aging in prior art.

WO/2018/065145	FILTER ELEMENT
JPH0771603	[Title of Invention] Rotary Filtration Device
WO/1994/009881	FILTER APPARATUS FOR MACHINE TOOL COOLANT

LIU YI (CN)
WANG KUI (CN)
LI CHANGJIANG (CN)
YANG WU (CN)
JIN LANHUA (CN)
HU JIAN (CN)
HE BIN (CN)
DU JIANGJIE (CN)

PCT/CN2008/071458

July 09, 2009

June 27, 2008

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ALUMINUM CORP OF CHINA LTD (CN)
LIU YI (CN)
WANG KUI (CN)
LI CHANGJIANG (CN)
YANG WU (CN)
JIN LANHUA (CN)
HU JIAN (CN)
HE BIN (CN)
DU JIANGJIE (CN)

B01D33/23; F16B2/04

DE202004007126U1	2004-08-26
US3900998A	1975-08-26
CN2875783Y	2007-03-07
JP2004084855A	2004-03-18
CN2708984Y	2005-07-13

BEIJING DEQUAN LAW FIRM (No.14 South Street Dongzhimen Dongcheng District, Beijing 7, CN)

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