Diaphragm pump

- SMC Corporation
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FIG. 1 shows a front view of a diaphragm pump showing my new design;

FIG. 2 shows a rear view thereof;

FIG. 3 shows a right side view thereof;

FIG. 4 shows a left side view thereof;

FIG. 5 shows a top view thereof;

FIG. 6 shows a bottom view thereof;

FIG. 7 shows a bottom, front and right side perspective view thereof; and,

FIG. 8 shows a top, rear and left side perspective view thereof.

The broken lines in FIGS. 2, 5, 6 and 8 are included for the purpose of illustrating portions of the claimed design that form no part of the claimed design.


The ornamental design for a diaphragm pump, as shown and described.

Referenced Cited
U.S. Patent Documents
D345740 April 5, 1994 Clark
D436360 January 16, 2001 Murayama
D520023 May 2, 2006 Goto et al.
D534548 January 2, 2007 Urano et al.
D602500 October 20, 2009 Tokunaga et al.
D618705 June 29, 2010 Sadachika
Patent History
Patent number: D633925
Type: Grant
Filed: Feb 20, 2010
Date of Patent: Mar 8, 2011
Assignee: SMC Corporation (Chiyoda-ku, Tokyo)
Inventor: Tetsuo Sadachika (Tsukubamirai)
Primary Examiner: Ralf Seifert
Attorney: Yokoi & Co., U.S.A., Inc.
Application Number: 29/356,169
Current U.S. Class: Pump Or Compressor (D15/7)