Double membrane pump

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Description

FIG. 1 is a front perspective view of a double membrane pump illustrating my new design;

FIG. 2 is a rear view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a left view thereof;

FIG. 5 is a bottom view thereof; and,

FIG. 6 is a front view thereof.

Claims

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

Referenced Cited
U.S. Patent Documents
D448778 October 2, 2001 Iwata
D498766 November 23, 2004 Iwata
D499116 November 30, 2004 Iwata
D512441 December 6, 2005 Iwata
D624936 October 5, 2010 Houghton
D641379 July 12, 2011 Milojevic et al.
D641380 July 12, 2011 Milojevic et al.
D641381 July 12, 2011 Milojevic et al.
Patent History
Patent number: D707259
Type: Grant
Filed: Sep 6, 2013
Date of Patent: Jun 17, 2014
Assignee: Timmer-Pneumatik GmbH (Neuenkirchen)
Inventor: Herbert Timmer (Neuenkirchen)
Primary Examiner: Ralf Seifert
Application Number: 29/466,293
Classifications
Current U.S. Class: Pump Or Compressor (D15/7)