EP0942171A3 - Double diaphragm pump - Google Patents
Double diaphragm pump Download PDFInfo
- Publication number
- EP0942171A3 EP0942171A3 EP99201777A EP99201777A EP0942171A3 EP 0942171 A3 EP0942171 A3 EP 0942171A3 EP 99201777 A EP99201777 A EP 99201777A EP 99201777 A EP99201777 A EP 99201777A EP 0942171 A3 EP0942171 A3 EP 0942171A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- pump
- fluid
- valve
- guide members
- air
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B9/00—Piston machines or pumps characterised by the driving or driven means to or from their working members
- F04B9/08—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid
- F04B9/12—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being elastic, e.g. steam or air
- F04B9/129—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being elastic, e.g. steam or air having plural pumping chambers
- F04B9/131—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being elastic, e.g. steam or air having plural pumping chambers with two mechanically connected pumping members
- F04B9/135—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being elastic, e.g. steam or air having plural pumping chambers with two mechanically connected pumping members reciprocating movement of the pumping members being obtained by two single-acting elastic-fluid motors, each acting in one direction
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B43/00—Machines, pumps, or pumping installations having flexible working members
- F04B43/02—Machines, pumps, or pumping installations having flexible working members having plate-like flexible members, e.g. diaphragms
- F04B43/06—Pumps having fluid drive
- F04B43/073—Pumps having fluid drive the actuating fluid being controlled by at least one valve
- F04B43/0736—Pumps having fluid drive the actuating fluid being controlled by at least one valve with two or more pumping chambers in parallel
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/16—Casings; Cylinders; Cylinder liners or heads; Fluid connections
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/22—Arrangements for enabling ready assembly or disassembly
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Reciprocating Pumps (AREA)
Abstract
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US1565096P | 1996-04-12 | 1996-04-12 | |
US15650P | 1996-04-12 | ||
US08/837,237 US5860794A (en) | 1997-04-10 | 1997-04-10 | Double diaphragm pump with air valve block moving in a rectangular pattern |
US837237 | 1997-04-10 | ||
EP97302476A EP0801228B9 (en) | 1996-04-12 | 1997-04-11 | Double diaphragm pump |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP97302476A Division EP0801228B9 (en) | 1996-04-12 | 1997-04-11 | Double diaphragm pump |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0942171A2 EP0942171A2 (en) | 1999-09-15 |
EP0942171A3 true EP0942171A3 (en) | 2000-02-09 |
EP0942171B1 EP0942171B1 (en) | 2003-07-02 |
Family
ID=27238604
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP99201777A Expired - Lifetime EP0942171B1 (en) | 1996-04-12 | 1997-04-11 | Double diaphragm pump |
Country Status (1)
Country | Link |
---|---|
EP (1) | EP0942171B1 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
MX2008015468A (en) * | 2006-06-08 | 2009-02-12 | Larry Alvin Schuetzle | Reciprocating compressor or pump and a portable tool powering system including a reciprocating compressor. |
US20100215519A1 (en) * | 2009-02-25 | 2010-08-26 | Idex Aodd, Inc. | Air operated double diaphragm over center valve pump |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1173298B (en) * | 1958-10-03 | 1964-07-02 | Unilever Nv | Self-opening and closing cap for compressible tubes |
FR2372363A1 (en) * | 1976-11-24 | 1978-06-23 | Bosch Siemens Hausgeraete | Washing machine water outlet pipe valve - prevents return flow of dirty water to wash tub |
US4385869A (en) * | 1980-06-28 | 1983-05-31 | Far East Engineering Co., Ltd. | Reciprocation pump |
US4597403A (en) * | 1983-03-14 | 1986-07-01 | Milburn Jr William W | Nutation valving apparatus and method of operation |
US4766930A (en) * | 1987-06-03 | 1988-08-30 | Itap S.P.A. | Check valve with self-guided shutter in the valve body |
GB2258519A (en) * | 1991-08-03 | 1993-02-10 | Bema Sports Company Limited | Integral leaf spring valve stem |
EP0609044A1 (en) * | 1993-01-25 | 1994-08-03 | The Aro Corporation | An air valving mechanism, in combination with a double diaphragm pump subassembly |
WO1996008130A2 (en) * | 1994-08-08 | 1996-03-21 | Huewel Ralf | Hydraulic or pneumatic piston and/or diaphragm pump |
-
1997
- 1997-04-11 EP EP99201777A patent/EP0942171B1/en not_active Expired - Lifetime
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1173298B (en) * | 1958-10-03 | 1964-07-02 | Unilever Nv | Self-opening and closing cap for compressible tubes |
FR2372363A1 (en) * | 1976-11-24 | 1978-06-23 | Bosch Siemens Hausgeraete | Washing machine water outlet pipe valve - prevents return flow of dirty water to wash tub |
US4385869A (en) * | 1980-06-28 | 1983-05-31 | Far East Engineering Co., Ltd. | Reciprocation pump |
US4597403A (en) * | 1983-03-14 | 1986-07-01 | Milburn Jr William W | Nutation valving apparatus and method of operation |
US4766930A (en) * | 1987-06-03 | 1988-08-30 | Itap S.P.A. | Check valve with self-guided shutter in the valve body |
GB2258519A (en) * | 1991-08-03 | 1993-02-10 | Bema Sports Company Limited | Integral leaf spring valve stem |
EP0609044A1 (en) * | 1993-01-25 | 1994-08-03 | The Aro Corporation | An air valving mechanism, in combination with a double diaphragm pump subassembly |
WO1996008130A2 (en) * | 1994-08-08 | 1996-03-21 | Huewel Ralf | Hydraulic or pneumatic piston and/or diaphragm pump |
Also Published As
Publication number | Publication date |
---|---|
EP0942171B1 (en) | 2003-07-02 |
EP0942171A2 (en) | 1999-09-15 |
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