JPS6343591B2 - - Google Patents
Info
- Publication number
- JPS6343591B2 JPS6343591B2 JP14507480A JP14507480A JPS6343591B2 JP S6343591 B2 JPS6343591 B2 JP S6343591B2 JP 14507480 A JP14507480 A JP 14507480A JP 14507480 A JP14507480 A JP 14507480A JP S6343591 B2 JPS6343591 B2 JP S6343591B2
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- cam
- rotation speed
- drive motor
- 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
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
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/20—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00 by changing the driving speed
-
- 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
- F04B11/0058—Equalisation of pulses, e.g. by use of air vessels; Counteracting cavitation using two or more pumping pistons with piston speed control
-
- 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
- F04B2203/00—Motor parameters
- F04B2203/02—Motor parameters of rotating electric motors
- F04B2203/0209—Rotational speed
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Reciprocating Pumps (AREA)
- Control Of Positive-Displacement Pumps (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14507480A JPS5770975A (en) | 1980-10-18 | 1980-10-18 | Non-pulsation metering pump |
EP19810108256 EP0050296B1 (en) | 1980-10-18 | 1981-10-13 | A pulsation-free volumetric pump |
DE8181108256T DE3170869D1 (en) | 1980-10-18 | 1981-10-13 | A pulsation-free volumetric pump |
CA000387924A CA1181509A (en) | 1980-10-18 | 1981-10-14 | Pulsation-free volumetric pump |
MX18967081A MX154463A (es) | 1980-10-18 | 1981-10-15 | Mejoras a bomba volumetrica de pulsacion libre y movimiento alterno para fluidos |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14507480A JPS5770975A (en) | 1980-10-18 | 1980-10-18 | Non-pulsation metering pump |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5770975A JPS5770975A (en) | 1982-05-01 |
JPS6343591B2 true JPS6343591B2 (enrdf_load_stackoverflow) | 1988-08-31 |
Family
ID=15376772
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP14507480A Granted JPS5770975A (en) | 1980-10-18 | 1980-10-18 | Non-pulsation metering pump |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0050296B1 (enrdf_load_stackoverflow) |
JP (1) | JPS5770975A (enrdf_load_stackoverflow) |
CA (1) | CA1181509A (enrdf_load_stackoverflow) |
DE (1) | DE3170869D1 (enrdf_load_stackoverflow) |
MX (1) | MX154463A (enrdf_load_stackoverflow) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2180467A (en) * | 1985-09-18 | 1987-04-01 | Philips Electronic Associated | Liquid chromatograph |
GB2195473B (en) * | 1986-09-17 | 1990-08-15 | Philips Electronic Associated | Liquid chromatograph |
US4753581A (en) * | 1987-02-10 | 1988-06-28 | Milton Roy Company | Constant suction pump for high performance liquid chromatography |
JP2559414B2 (ja) * | 1987-07-10 | 1996-12-04 | 株式会社日立製作所 | 無脈動ポンプの制御装置 |
JP2745526B2 (ja) * | 1988-03-28 | 1998-04-28 | 株式会社島津製作所 | 往復動型送液ポンプ |
US5971714A (en) * | 1996-05-29 | 1999-10-26 | Graco Inc | Electronic CAM compensation of pressure change of servo controlled pumps |
JP2001207951A (ja) * | 1999-11-16 | 2001-08-03 | Reika Kogyo Kk | 定量ポンプ装置 |
JP4626270B2 (ja) * | 2004-11-01 | 2011-02-02 | 株式会社島津製作所 | 送液装置 |
JP4727653B2 (ja) * | 2005-02-25 | 2011-07-20 | 三菱重工業株式会社 | バッテリ式産業車両の荷役回生方法及び荷役回生システム |
JP4575844B2 (ja) * | 2005-06-03 | 2010-11-04 | 株式会社デンソー | 回転機械 |
GB2481624A (en) * | 2010-07-01 | 2012-01-04 | Agilent Technologies Inc | Controller and piezoelectric actuator provides pressure ripple compensation in chromatographic pump drive |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4131393A (en) * | 1977-01-21 | 1978-12-26 | Altex Scientific, Inc. | Fluid pump mechanism |
DE2737062B1 (de) * | 1977-08-17 | 1979-03-29 | Zumtobel Kg | Schubkolbenpumpe zur pulsationsfreien Foerderung einer Fluessigkeit |
-
1980
- 1980-10-18 JP JP14507480A patent/JPS5770975A/ja active Granted
-
1981
- 1981-10-13 DE DE8181108256T patent/DE3170869D1/de not_active Expired
- 1981-10-13 EP EP19810108256 patent/EP0050296B1/en not_active Expired
- 1981-10-14 CA CA000387924A patent/CA1181509A/en not_active Expired
- 1981-10-15 MX MX18967081A patent/MX154463A/es unknown
Also Published As
Publication number | Publication date |
---|---|
MX154463A (es) | 1987-08-28 |
CA1181509A (en) | 1985-01-22 |
EP0050296A1 (en) | 1982-04-28 |
DE3170869D1 (en) | 1985-07-11 |
EP0050296B1 (en) | 1985-06-05 |
JPS5770975A (en) | 1982-05-01 |
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