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Title:
CASING STRUCTURE OF POLYMER FILTER DEVICE
Document Type and Number:
Japanese Patent JP2018062135
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To reduce a force applied to a lid portion as compared with a conventional technique, to reduce a weight of a lid part and to improve a workability, and to facilitate an interior cleaning of a casing and to perform promptly a replacement work in a field.SOLUTION: A cylindrical space 13 with a filtration means 30 inserted therein has a top end plate 50 and a bottom end plate 40. The bottom end plate 40 has an inlet communication passage 41. The top end plate 50 has an outlet communication passage 51. A portion of the top end plate 50 which is in close contact with a communication passage 14 of the cylindrical space 13 is formed in a tapered outer surface 52. The top end plate 50 and the bottom end plate 40 are connected via a connecting member 80 which is inserted in the communication path 14 of the cylindrical space 13. When exchanging the filtration means 30, the top end plate 50, the filtration means 30, the connecting member 80 and the bottom end plate 40 are pulled out integrally.SELECTED DRAWING: Figure 2

Inventors:
TSUCHIYA TOMOKO
Application Number:
JP2016202081A
Publication Date:
April 19, 2018
Filing Date:
October 13, 2016
Export Citation:
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Assignee:
GPC TSUCHIYA KK
International Classes:
B29C47/68; B01D29/11; B01D35/02; B01D35/30; B01D41/04
Domestic Patent References:
JP2006130891A2006-05-25
JP3086477U2002-06-21
JPS61143106A1986-06-30
JPH09314643A1997-12-09
Attorney, Agent or Firm:
Akira Adachi