DE60202393D1 - Doppelkolbenpumpe - Google Patents
DoppelkolbenpumpeInfo
- Publication number
- DE60202393D1 DE60202393D1 DE60202393T DE60202393T DE60202393D1 DE 60202393 D1 DE60202393 D1 DE 60202393D1 DE 60202393 T DE60202393 T DE 60202393T DE 60202393 T DE60202393 T DE 60202393T DE 60202393 D1 DE60202393 D1 DE 60202393D1
- Authority
- DE
- Germany
- Prior art keywords
- piston
- chamber
- fluid communication
- valve
- piston pump
- 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.)
- Expired - Lifetime
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
- 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
- F04B53/10—Valves; Arrangement of valves
- F04B53/12—Valves; Arrangement of valves arranged in or on pistons
-
- 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
- F04B11/00—Equalisation of pulses, e.g. by use of air vessels; Counteracting cavitation
- F04B11/005—Equalisation of pulses, e.g. by use of air vessels; Counteracting cavitation using two or more pumping pistons
- F04B11/0075—Equalisation of pulses, e.g. by use of air vessels; Counteracting cavitation using two or more pumping pistons connected in series
- F04B11/0083—Equalisation of pulses, e.g. by use of air vessels; Counteracting cavitation using two or more pumping pistons connected in series the pistons having different cross-sections
-
- 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
- F04B5/00—Machines or pumps with differential-surface pistons
- F04B5/02—Machines or pumps with differential-surface pistons with double-acting pistons
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Reciprocating Pumps (AREA)
- Details Of Reciprocating Pumps (AREA)
- Steroid Compounds (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/825,823 US6530761B1 (en) | 2001-04-04 | 2001-04-04 | Double-acting, two-stage pump |
US825823 | 2001-04-04 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE60202393D1 true DE60202393D1 (de) | 2005-02-03 |
DE60202393T2 DE60202393T2 (de) | 2006-01-05 |
Family
ID=25245001
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60202393T Expired - Lifetime DE60202393T2 (de) | 2001-04-04 | 2002-03-26 | Doppelkolbenpumpe |
Country Status (8)
Country | Link |
---|---|
US (1) | US6530761B1 (de) |
EP (1) | EP1247980B1 (de) |
AT (1) | ATE286211T1 (de) |
AU (1) | AU756944B2 (de) |
CA (1) | CA2379641C (de) |
CZ (1) | CZ304747B6 (de) |
DE (1) | DE60202393T2 (de) |
ES (1) | ES2231653T3 (de) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2362881C (en) * | 2001-11-30 | 2004-01-27 | Westport Research Inc. | Method and apparatus for delivering pressurized gas |
KR100486575B1 (ko) * | 2002-09-05 | 2005-05-03 | 엘지전자 주식회사 | 왕복동식 압축기의 가스 압축장치 |
CA2401926C (en) * | 2002-09-06 | 2004-11-23 | Westport Research Inc. | Combined liquefied gas and compressed gas re-fueling station and method of operating a combined liquefied gas and compressed gas re-fueling station |
US7223080B2 (en) * | 2004-01-22 | 2007-05-29 | Duron Paul P | Double-acting, high pressure cryogenic pump |
US7410348B2 (en) * | 2005-08-03 | 2008-08-12 | Air Products And Chemicals, Inc. | Multi-speed compressor/pump apparatus |
US8671700B2 (en) * | 2009-01-21 | 2014-03-18 | Endocare, Inc. | High pressure cryogenic fluid generator |
DE102010063544A1 (de) * | 2010-12-20 | 2012-06-21 | Robert Bosch Gmbh | Kolbenpumpe, insbesondere für eine hydraulische Fahrzeugbremsanlage |
US9234452B2 (en) | 2012-05-17 | 2016-01-12 | Caterpillar Inc. | Direct injection gas engine and method |
US9188069B2 (en) | 2012-12-27 | 2015-11-17 | Caterpillar Inc. | Gaseous fuel system, direct injection gas engine system, and method |
RU2565943C1 (ru) * | 2014-08-05 | 2015-10-20 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Омский государственный технический университет" | Машина объемного действия |
US10495083B2 (en) * | 2017-05-31 | 2019-12-03 | Caterpillar Inc. | Reciprocating pushrod assembly and cryogenic pump |
US20240060485A1 (en) * | 2021-01-12 | 2024-02-22 | Diversey, Inc. | Variable capacity reciprocating pump |
US12092093B2 (en) * | 2022-03-08 | 2024-09-17 | Air Products And Chemicals, Inc. | Apparatus and method for cryogenic pump cooldown |
WO2024157388A1 (ja) * | 2023-01-25 | 2024-08-02 | 株式会社荏原製作所 | 往復ポンプ |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3145629A (en) * | 1960-12-13 | 1964-08-25 | Union Carbide Corp | Cryogenic pump sealing rings |
US3430576A (en) * | 1966-05-18 | 1969-03-04 | Lewis Tyree Jr | Reciprocating pump |
CH615982A5 (de) | 1977-10-19 | 1980-02-29 | Socsil Sa | |
IT7904915V0 (it) * | 1979-08-28 | 1979-08-28 | Safe Srl | Ompressore volumetrico alternativopolistadio |
US4334833A (en) * | 1980-10-28 | 1982-06-15 | Antonio Gozzi | Four-stage gas compressor |
US4396354A (en) | 1980-10-31 | 1983-08-02 | Union Carbide Corporation | Cryogenic pump and method for pumping cryogenic liquids |
US4396362A (en) | 1980-10-31 | 1983-08-02 | Union Carbide Corporation | Cryogenic reciprocating pump |
DE3149848A1 (de) * | 1981-12-16 | 1983-07-21 | Linde Ag, 6200 Wiesbaden | "kolbenpumpe fuer verfluessigte gase" |
US4447195A (en) | 1982-02-22 | 1984-05-08 | Air Products And Chemicals, Inc. | High pressure helium pump for liquid or supercritical gas |
US4559786A (en) | 1982-02-22 | 1985-12-24 | Air Products And Chemicals, Inc. | High pressure helium pump for liquid or supercritical gas |
US4576557A (en) | 1983-06-15 | 1986-03-18 | Union Carbide Corporation | Cryogenic liquid pump |
JPS6075776A (ja) * | 1983-09-30 | 1985-04-30 | Nippon Sanso Kk | 低温液化ガス用往復動ポンプ |
DE3342381A1 (de) * | 1983-11-24 | 1985-06-05 | Deutsche Forschungs- und Versuchsanstalt für Luft- und Raumfahrt e.V., 5300 Bonn | Kolbenpumpe fuer fluessigen wasserstoff |
CH663065A5 (de) * | 1984-07-20 | 1987-11-13 | Cryomec Ag | Pumpvorrichtung fuer cryogene fluide. |
DE3621727A1 (de) * | 1986-06-28 | 1988-01-14 | Deutsche Forsch Luft Raumfahrt | Kolbenpumpe fuer kryogene fluessigkeiten |
CH672354A5 (de) * | 1987-05-19 | 1989-11-15 | Cryopump Ag | |
US5188519A (en) | 1991-07-11 | 1993-02-23 | Cvi Incorporated | Saturated fluid pumping apparatus |
US5511955A (en) | 1995-02-07 | 1996-04-30 | Cryogenic Group, Inc. | Cryogenic pump |
US5575626A (en) | 1995-05-12 | 1996-11-19 | Cryogenic Group, Inc. | Cryogenic pump |
US6015270A (en) * | 1996-04-30 | 2000-01-18 | Air Conditioning Technologies | Linear compressor or pump with integral motor |
US5810570A (en) | 1997-01-06 | 1998-09-22 | Chemical Seal & Packing, Inc. | Super-low net positive suction head cryogenic reciprocating pump |
US5884488A (en) * | 1997-11-07 | 1999-03-23 | Westport Research Inc. | High pressure fuel supply system for natural gas vehicles |
-
2001
- 2001-04-04 US US09/825,823 patent/US6530761B1/en not_active Expired - Lifetime
-
2002
- 2002-03-26 AT AT02252190T patent/ATE286211T1/de not_active IP Right Cessation
- 2002-03-26 ES ES02252190T patent/ES2231653T3/es not_active Expired - Lifetime
- 2002-03-26 EP EP02252190A patent/EP1247980B1/de not_active Expired - Lifetime
- 2002-03-26 DE DE60202393T patent/DE60202393T2/de not_active Expired - Lifetime
- 2002-03-28 CZ CZ2002-1124A patent/CZ304747B6/cs not_active IP Right Cessation
- 2002-03-28 CA CA002379641A patent/CA2379641C/en not_active Expired - Lifetime
- 2002-03-28 AU AU29165/02A patent/AU756944B2/en not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
CZ304747B6 (cs) | 2014-09-24 |
AU756944B2 (en) | 2003-01-30 |
CA2379641C (en) | 2006-01-24 |
CA2379641A1 (en) | 2002-10-04 |
EP1247980B1 (de) | 2004-12-29 |
EP1247980A3 (de) | 2003-12-10 |
ES2231653T3 (es) | 2005-05-16 |
ATE286211T1 (de) | 2005-01-15 |
EP1247980A2 (de) | 2002-10-09 |
US6530761B1 (en) | 2003-03-11 |
CZ20021124A3 (cs) | 2002-11-13 |
DE60202393T2 (de) | 2006-01-05 |
AU2916502A (en) | 2002-11-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |