FR2256329B3 - - Google Patents
Info
- Publication number
- FR2256329B3 FR2256329B3 FR7443057A FR7443057A FR2256329B3 FR 2256329 B3 FR2256329 B3 FR 2256329B3 FR 7443057 A FR7443057 A FR 7443057A FR 7443057 A FR7443057 A FR 7443057A FR 2256329 B3 FR2256329 B3 FR 2256329B3
- Authority
- FR
- France
- 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
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- 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
- F04B49/08—Regulating by delivery pressure
-
- 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
- F04B49/002—Hydraulic systems to change the pump delivery
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- 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
- F04B49/007—Installations or systems with two or more pumps or pump cylinders, wherein the flow-path through the stages can be changed, e.g. from series to parallel
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fluid-Pressure Circuits (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DD17569873A DD108795A1 (en) | 1973-12-28 | 1973-12-28 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2256329A1 FR2256329A1 (en) | 1975-07-25 |
FR2256329B3 true FR2256329B3 (en) | 1977-09-23 |
Family
ID=5494118
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7443057A Granted FR2256329A1 (en) | 1973-12-28 | 1974-12-27 | Pressure-dependent stroke control of parallel hydraulic pumps - uses parallel hydraulic lines to control units connectable by through-way valve |
Country Status (3)
Country | Link |
---|---|
DD (1) | DD108795A1 (en) |
DE (1) | DE2456929A1 (en) |
FR (1) | FR2256329A1 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2505780C2 (en) * | 1975-02-12 | 1986-03-06 | Robert Bosch Gmbh, 7000 Stuttgart | Device for regulating at least one adjustable pump |
JP4218261B2 (en) | 2002-06-11 | 2009-02-04 | ダイキン工業株式会社 | Pumping unit |
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1973
- 1973-12-28 DD DD17569873A patent/DD108795A1/xx unknown
-
1974
- 1974-12-02 DE DE19742456929 patent/DE2456929A1/en active Pending
- 1974-12-27 FR FR7443057A patent/FR2256329A1/en active Granted
Also Published As
Publication number | Publication date |
---|---|
DE2456929A1 (en) | 1975-08-28 |
DD108795A1 (en) | 1974-10-05 |
FR2256329A1 (en) | 1975-07-25 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |