Immersion flat filter membrane element

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Description

FIG. 1 is a front view of the present invention;

FIG. 2 is a rear view of the present invention;

FIG. 3 is a left side view of the present invention;

FIG. 4 is a right side view of the present invention;

FIG. 5 is a top view of the present invention;

FIG. 6 is a bottom view of the present invention; and,

FIG. 7 is a cross-sectional view taken along line 7-7 of FIG. 1.

Claims

The ornamental design for an immersion flat filter membrane element, as shown and described.

Referenced Cited
U.S. Patent Documents
4956085 September 11, 1990 Kopf
D324720 March 17, 1992 Kopf
D325070 March 31, 1992 Kopf
5922201 July 13, 1999 Yamamori et al.
D481782 November 4, 2003 Okazaki
D526044 August 1, 2006 Torichigai et al.
7323040 January 29, 2008 Poschmann
Patent History
Patent number: D651280
Type: Grant
Filed: Mar 30, 2010
Date of Patent: Dec 27, 2011
Assignee: Hitachi Plant Technologies, Ltd. (Toshima-ku)
Inventors: Yusuke Okawa (Toshima-ku), Kazuhiko Noto (Toshima-ku), Yasuyuki Okuno (Amagasaki)
Primary Examiner: Robin V Webster
Attorney: Wenderoth, Lind & Ponack, L.L.P.
Application Number: 29/347,653
Classifications
Current U.S. Class: Filter Or Strainer (2) (D23/209)