Title:
LIQUID FILTER DEVICE, FILTER ELEMENT, AND FILTER CARTRIDGE
Document Type and Number:
WIPO Patent Application WO/2015/002307
Kind Code:
A1
Abstract:
A filter case lid section (110) comprising an antenna (114) at the lower end section of a reader-writer module (113) that protrudes inwards, and comprising an engagement protrusion in a first tube section located at the centre. A filter element (130) comprises an IC tag (136) in an upper section plate (133), and a second tube section positioned at the centre of the upper section plate (133) is provided with an inclined surface which inclines towards the lowest point of the second tube section. When a filter case body (120) is pressed to the filter case lid section (110), the filter element (130) is pushed by a lower section supporting section (121) of the filter case body (120), and rotates. The engagement protrusion of the filter case lid section (110) fastens at the lowest point of the inclined surface of the second tube section of the filter element (130).
Inventors:
YOKOYAMA KEIJI (JP)
Application Number:
PCT/JP2014/067951
Publication Date:
January 08, 2015
Filing Date:
July 04, 2014
Export Citation:
Assignee:
WAKO FILTER TECHNOLOGY CO LTD (JP)
International Classes:
B01D29/07; B01D29/11; B01D35/14; F01M11/03
Domestic Patent References:
| WO2013003762A2 | 2013-01-03 |
Foreign References:
| JP2007537870A | 2007-12-27 | |||
| JP2007156672A | 2007-06-21 | |||
| JP2003512165A | 2003-04-02 | |||
| JP2013513750A | 2013-04-22 | |||
| DE10353424A1 | 2005-06-23 | |||
| JP2011506060A | 2011-03-03 | |||
| JP2012241657A | 2012-12-10 | |||
| JP2009297714A | 2009-12-24 |
Attorney, Agent or Firm:
KIMURA MITSURU (JP)
Mitsuru Kimura (JP)
Mitsuru Kimura (JP)
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