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Publication numberUSD331412 S
Publication typeGrant
Application numberUS 07/434,761
Publication dateDec 1, 1992
Filing dateNov 13, 1989
Publication number07434761, 434761, US D331412 S, US D331412S, US-S-D331412, USD331412 S, USD331412S
Inventorsdeceased Wilden
Original AssigneeWilden Pump & Engineering Co.
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Air driven diaphragm pump
US D331412 S
Abstract  available in
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  1. 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.

Non-Patent Citations
1ARO Corporation-1/2" Diaphragm Pumps 1987.
2Graco Inc.--Air Powered 16 GPM Diaphragm Pump (Husky 715) 1987.
3Warren Rupp-Houdaille-1/2" SandPiper Air-Powered Double Diaphragm Non-Metallic Pump (PB1/2-A) 1988.
Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US7517199Nov 17, 2004Apr 14, 2009Proportion Air IncorporatedControl system for an air operated diaphragm pump
US7658598Oct 24, 2005Feb 9, 2010Proportionair, IncorporatedMethod and control system for a pump
US8292600Nov 17, 2005Oct 23, 2012Proportion-Air, IncorporatedControl system for an air operated diaphragm pump
US9028224Sep 23, 2011May 12, 2015Tuthill CorporationAir operated double diaphragm pump
US20060104829 *Nov 17, 2004May 18, 2006Reed David AControl system for an air operated diaphragm pump
US20070092386 *Oct 24, 2005Apr 26, 2007Reed David AMethod and control system for a pump
US20090202361 *Nov 17, 2005Aug 13, 2009Proportion, Inc.Control system for an air operated diaphragm pump
USD667465 *Sep 23, 2011Sep 18, 2012Tuthill CorporationDouble diaphragm pump assembly
U.S. ClassificationD15/7, D15/9