JPS4985601A - - Google Patents
Info
- Publication number
- JPS4985601A JPS4985601A JP48087941A JP8794173A JPS4985601A JP S4985601 A JPS4985601 A JP S4985601A JP 48087941 A JP48087941 A JP 48087941A JP 8794173 A JP8794173 A JP 8794173A JP S4985601 A JPS4985601 A JP S4985601A
- Authority
- JP
- Japan
- 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.)
- Pending
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
- F04B49/002—Hydraulic systems to change the pump delivery
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L3/00—Measuring torque, work, mechanical power, or mechanical efficiency, in general
- G01L3/24—Devices for determining the value of power, e.g. by measuring and simultaneously multiplying the values of torque and revolutions per unit of time, by multiplying the values of tractive or propulsive force and velocity
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Reciprocating Pumps (AREA)
- Control Of Positive-Displacement Pumps (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7228292A FR2195338A5 (it) | 1972-08-04 | 1972-08-04 | |
| FR7314433A FR2331253A5 (fr) | 1973-04-19 | 1973-04-19 | Dispositif de regulation de la puissance d'entree d'au moins une pompe a cylindree variable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4985601A true JPS4985601A (it) | 1974-08-16 |
Family
ID=26217266
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP48087941A Pending JPS4985601A (it) | 1972-08-04 | 1973-08-04 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3861832A (it) |
| JP (1) | JPS4985601A (it) |
| DE (1) | DE2339598A1 (it) |
| ES (1) | ES417600A1 (it) |
| GB (1) | GB1437413A (it) |
| IT (1) | IT994555B (it) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1523588A (en) * | 1974-11-18 | 1978-09-06 | Massey Ferguson Services Nv | Control systems for variable capacity hydraulic machines |
| GB1523279A (en) * | 1974-11-18 | 1978-08-31 | Massey Ferguson Services Nv | Control systems for variable capacity hydraulic machines |
| US4913180A (en) * | 1988-11-03 | 1990-04-03 | Bahm, Inc. | Control system and method for chemical injectors |
| US11994117B2 (en) * | 2021-10-04 | 2024-05-28 | Hamilton Sundstrand Corporation | Variable positive displacement pump actuator systems |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2971498A (en) * | 1956-02-21 | 1961-02-14 | Von Roll Ag | Hydraulic control device for a hydrostatic drive |
| BE558804A (it) * | 1956-07-05 | |||
| US3163115A (en) * | 1960-03-08 | 1964-12-29 | American Brake Shoe Co | Horsepower limiting devices |
| DE1653385C3 (de) * | 1967-08-25 | 1980-07-24 | Volvo Hydraulikfabrik Gmbh, 1000 Berlin | Vorrichtung zum Konstanthalten des Produktes aus Druck und Hubvolumen bei einer Verdrängerpumpe |
| US3669570A (en) * | 1970-03-09 | 1972-06-13 | Mannesmann Meer Ag | Power regulation for fluid machines |
| BE794115A (fr) * | 1971-03-24 | 1973-05-16 | Caterpillar Tractor Co | Dispositif de valve sommatrice |
| JPS523584B1 (it) * | 1971-07-19 | 1977-01-28 | ||
| US3758235A (en) * | 1971-09-22 | 1973-09-11 | Sperry Rand Corp | Power transmission |
-
1973
- 1973-08-02 US US384789A patent/US3861832A/en not_active Expired - Lifetime
- 1973-08-03 IT IT7369356A patent/IT994555B/it active
- 1973-08-04 DE DE19732339598 patent/DE2339598A1/de active Pending
- 1973-08-04 ES ES417600A patent/ES417600A1/es not_active Expired
- 1973-08-04 JP JP48087941A patent/JPS4985601A/ja active Pending
- 1973-08-06 GB GB3726273A patent/GB1437413A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| ES417600A1 (es) | 1976-06-01 |
| DE2339598A1 (de) | 1974-02-21 |
| GB1437413A (en) | 1976-05-26 |
| IT994555B (it) | 1975-10-20 |
| US3861832A (en) | 1975-01-21 |