Title:
ろ過装置
Document Type and Number:
Japanese Patent JP4051260
Kind Code:
B2
Abstract:
To provide a filtration device in which a filter can be efficiently cleaned.
A thin screen cylinder 10 is provided with a suction nozzle 23 inside and a backwash nozzle 24 outside. An automatic sludge discharge valve 28 is opened and an electric pump 29 for injecting filtrate is driven. A connection shaft 14 is rotated and transferred to the shaft direction, thus the thin screen cylinder 10 is cleaned by spiral movement of a backwash nozzle 24 and a suction nozzle 23 while the backwash nozzle 24 injects the filtrates and the suction nozzle 23 sucks it.
COPYRIGHT: (C)2004,JPO
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| JP3650785 | FILTER |
Inventors:
Taka Mitsuo Tsuka
Application Number:
JP2002310706A
Publication Date:
February 20, 2008
Filing Date:
October 25, 2002
Export Citation:
Assignee:
aj Burstec Co., Ltd.
International Classes:
B01D29/11; B01D29/66; B01D29/90; B01D29/94
Domestic Patent References:
| JP40013118B1 | ||||
| JP44003739Y1 | ||||
| JP49017566A | ||||
| JP54033658Y1 | ||||
| JP62174609U | ||||
| JP63144811U | ||||
| JP9327608A |
Attorney, Agent or Firm:
Kenji Yoshida
Jun Ishida
Jun Ishida