Patent
   D331412
Priority
Nov 13 1989
Filed
Nov 13 1989
Issued
Dec 01 1992
Expiry
Dec 01 2006
Assg.orig
Entity
unknown
28
4
n/a
The ornamental design for an air driven diaphragm pump, as shown and described.

FIG. 1 is a front perspective view of an air driven diaphragm pump showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a side elevational view thereof, the opposite side being identical in appearance;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof.

Wilden; deceased, James K.

Patent Priority Assignee Title
5711658, Dec 04 1996 Ingersoll-Rand Company Diaphragm pump with improved flow manifolds
7517199, Nov 17 2004 Proportionair, Incorporated Control system for an air operated diaphragm pump
7658598, Oct 24 2005 Proportionair, Incorporated Method and control system for a pump
8292600, Nov 17 2005 Proportionair, Incorporated Control system for an air operated diaphragm pump
9028224, Sep 23 2011 MTP MET-PLAST SP Z O O Air operated double diaphragm pump
D370488, Aug 28 1995 Ingersoll-Rand Company Diaphragm pump
D379996, Feb 12 1996 CITIBANK, N A , AS ADMINISTRATIVE AND COLLATERAL AGENT Air compressor
D382277, Feb 12 1996 Graco Inc. Double diaphragm pump
D388796, Dec 04 1996 Ingersoll-Rand Company Diaphragm pump
D388797, Dec 04 1996 Ingersoll-Rand Company Diaphragm pump
D400210, May 29 1997 Warren Rupp, Inc. Diaphragm pump
D405454, Aug 25 1997 Geo-Loop Inc. Grout pump
D435855, Dec 17 1999 Warren Rupp, Inc. Diaphragm pump housing
D498766, Aug 07 2003 SMC Corporation Diaphragm pump
D499116, Aug 07 2003 SMC Corporation Diaphragm pump
D526664, Apr 27 2005 Geo Loop, Inc. Single cylinder piston pump
D667465, Sep 23 2011 THE GORMAN-RUPP COMPANY Double diaphragm pump assembly
D674815, Sep 23 2011 THE GORMAN-RUPP COMPANY Double diaphragm pump assembly
D675231, Sep 23 2011 THE GORMAN-RUPP COMPANY Double diaphragm pump assembly
D682316, Oct 24 2011 Graco Minnesota Inc Diaphragm pump
D692923, Jan 14 2013 INGERSOLL-RAND INDUSTRIAL U S , INC Pump
D782541, Oct 06 2015 Graco Minnesota Inc Diaphragm pump
D817360, Jan 23 2017 PSG CALIFORNIA LLC; PSG WORLDWIDE, INC Double diaphragm pump
D822067, Jun 01 2017 Graco Minnesota Inc Diaphragm pump
D822719, Jun 01 2017 Graco Minnesota Inc Diaphragm pump
D822720, Jun 01 2017 Graco Minnesota Inc Diaphragm pump
D950609, Aug 09 2018 PSG Germany GmbH Pump
D952000, Aug 09 2018 PSG Germany GmbH Engine part
Patent Priority Assignee Title
D268413, Dec 09 1980 Double diaphragm pump
D275858, Jun 01 1982 Wilden Pump & Engineering Co. Double diaphragm pump
D294946, Aug 06 1984 Wilden Pump & Engineering Co. Air driven diaphragm pump
D294947, Aug 06 1984 Wilden Pump & Engineering Co. Air driven diaphragm pump
//
Executed onAssignorAssigneeConveyanceFrameReelDoc
Nov 13 1989Wilden Pump & Engineering Co.(assignment on the face of the patent)
Feb 22 1990WILDEN, NAOMI R WILDEN PUMP & ENGINEERING, A CORP OF CA ASSIGNMENT OF ASSIGNORS INTEREST 0052600274 pdf
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