ZA757228B - Improvements in or relating to control systems for variable capacity hydraulic machines - Google Patents
Improvements in or relating to control systems for variable capacity hydraulic machinesInfo
- Publication number
- ZA757228B ZA757228B ZA757228A ZA757228A ZA757228B ZA 757228 B ZA757228 B ZA 757228B ZA 757228 A ZA757228 A ZA 757228A ZA 757228 A ZA757228 A ZA 757228A ZA 757228 B ZA757228 B ZA 757228B
- Authority
- ZA
- South Africa
- Prior art keywords
- relating
- control systems
- variable capacity
- hydraulic machines
- capacity hydraulic
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/38—Control of exclusively fluid gearing
- F16H61/40—Control of exclusively fluid gearing hydrostatic
- F16H61/46—Automatic regulation in accordance with output requirements
- F16H61/472—Automatic regulation in accordance with output requirements for achieving a target output torque
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/38—Control of exclusively fluid gearing
- F16H61/40—Control of exclusively fluid gearing hydrostatic
- F16H61/42—Control of exclusively fluid gearing hydrostatic involving adjustment of a pump or motor with adjustable output or capacity
- F16H61/423—Motor capacity control by fluid pressure control means
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Control Of Fluid Gearings (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB49850/74A GB1521475A (en) | 1974-11-18 | 1974-11-18 | Control systems for variable capacity hydraulic machines |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA757228B true ZA757228B (en) | 1976-11-24 |
Family
ID=10453773
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA757228A ZA757228B (en) | 1974-11-18 | 1975-11-18 | Improvements in or relating to control systems for variable capacity hydraulic machines |
Country Status (12)
Country | Link |
---|---|
US (1) | US4034654A (el) |
JP (1) | JPS5172863A (el) |
AU (1) | AU8668475A (el) |
BR (1) | BR7507659A (el) |
CA (1) | CA1043225A (el) |
DE (1) | DE2551494A1 (el) |
ES (1) | ES442774A1 (el) |
FR (1) | FR2291421A1 (el) |
GB (1) | GB1521475A (el) |
IT (1) | IT1054399B (el) |
SE (1) | SE7512909L (el) |
ZA (1) | ZA757228B (el) |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2177098A (en) * | 1936-05-15 | 1939-10-24 | Waterbury Tool Co | Power transmission |
US2338021A (en) * | 1940-02-10 | 1943-12-28 | Bennett Roland | Pressure controlled system |
US2932948A (en) * | 1959-03-19 | 1960-04-19 | American Brake Shoe Co | Horsepower limiting device |
US3199286A (en) * | 1962-05-16 | 1965-08-10 | Gar Wood Ind Inc | Hydrostatic drive |
US3398530A (en) * | 1966-05-24 | 1968-08-27 | Borg Warner | Hydrostatic transmission |
GB1228768A (el) * | 1967-10-20 | 1971-04-21 | ||
US3908518A (en) * | 1971-09-20 | 1975-09-30 | Oilgear Co | Fluid device having constant horsepower displacement control means |
US3797245A (en) * | 1972-08-25 | 1974-03-19 | Caterpillar Tractor Co | Dual range pressure dependent variable flow fluid delivery system |
US3834280A (en) * | 1973-02-13 | 1974-09-10 | Lucas Industries Ltd | Actuators for stroke control in hydraulic machines |
-
1974
- 1974-11-18 GB GB49850/74A patent/GB1521475A/en not_active Expired
-
1975
- 1975-11-14 FR FR7534761A patent/FR2291421A1/fr active Granted
- 1975-11-17 SE SE7512909A patent/SE7512909L/xx unknown
- 1975-11-17 AU AU86684/75A patent/AU8668475A/en not_active Expired
- 1975-11-17 CA CA239,792A patent/CA1043225A/en not_active Expired
- 1975-11-17 DE DE19752551494 patent/DE2551494A1/de not_active Withdrawn
- 1975-11-17 US US05/632,598 patent/US4034654A/en not_active Expired - Lifetime
- 1975-11-18 BR BR7507659A patent/BR7507659A/pt unknown
- 1975-11-18 ZA ZA757228A patent/ZA757228B/xx unknown
- 1975-11-18 JP JP50138603A patent/JPS5172863A/ja active Pending
- 1975-11-18 IT IT29398/75A patent/IT1054399B/it active
- 1975-11-18 ES ES442774A patent/ES442774A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CA1043225A (en) | 1978-11-28 |
JPS5172863A (el) | 1976-06-24 |
FR2291421B1 (el) | 1980-01-11 |
IT1054399B (it) | 1981-11-10 |
AU8668475A (en) | 1977-05-26 |
DE2551494A1 (de) | 1976-05-20 |
ES442774A1 (es) | 1977-04-01 |
FR2291421A1 (fr) | 1976-06-11 |
GB1521475A (en) | 1978-08-16 |
US4034654A (en) | 1977-07-12 |
SE7512909L (sv) | 1976-05-19 |
BR7507659A (pt) | 1976-08-31 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
ZA757229B (en) | Improvements in or relating to control systems for variable capacity hydraulic machines | |
ZA748208B (en) | Improvements in or relating to mechanical changing systems | |
HK38777A (en) | Improvements in or relating to memory systems | |
CA1032059A (en) | Hydraulic machine | |
ZA75842B (en) | Hydraulic fluid system | |
IT1047558B (it) | Perfezionamento nei sistemi di controllo di pressione idraulica | |
GB1523279A (en) | Control systems for variable capacity hydraulic machines | |
ZA74773B (en) | Improvements in or relating to wiretinning systems | |
ZA734893B (en) | Improvements in or relating to control units | |
ZA747590B (en) | Improvements in or relating to hydraulic linkages | |
IT1040988B (it) | Perfezionamento nei sistemi di comando idraulici | |
GB1518989A (en) | Hydraulic control valve | |
CS190490B2 (en) | Hydraulic system | |
ZA757228B (en) | Improvements in or relating to control systems for variable capacity hydraulic machines | |
AU8668575A (en) | Control systems for variable capacity hydraulic machines | |
ZA757230B (en) | Improvements in or relating to control devices for reversible flow variable capacity hydraulic machines | |
ZA747860B (en) | Improvements in or relating to hydraulic or pneumatic points machines | |
ZA757231B (en) | Improvements in or relating to control devices for hydrostatic transmissions | |
DK208975A (da) | Hydraulisk maskinstyresystem | |
ZA74487B (en) | Improvements in or relating to process control systems | |
ZA74629B (en) | Improvements in or relating to fluxmetering devices for use in wiretinning systems | |
ZA738239B (en) | Improvements in or relating to control systems | |
ZA743466B (en) | Hydraulic roll-gap control system | |
ZA746427B (en) | Improvements in or relating to phase control devices | |
IE41852L (en) | Hydraulic control unit |