IT1073813B - Perfezionamento nelle trasmissioni idrauliche - Google Patents

Perfezionamento nelle trasmissioni idrauliche

Info

Publication number
IT1073813B
IT1073813B IT51362/76A IT5136276A IT1073813B IT 1073813 B IT1073813 B IT 1073813B IT 51362/76 A IT51362/76 A IT 51362/76A IT 5136276 A IT5136276 A IT 5136276A IT 1073813 B IT1073813 B IT 1073813B
Authority
IT
Italy
Prior art keywords
improvement
hydraulic transmissions
transmissions
hydraulic
Prior art date
Application number
IT51362/76A
Other languages
English (en)
Original Assignee
Sperry Rand Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Sperry Rand Corp filed Critical Sperry Rand Corp
Application granted granted Critical
Publication of IT1073813B publication Critical patent/IT1073813B/it

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
    • 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
    • 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
    • F16H61/47—Automatic regulation in accordance with output requirements for achieving a target output speed

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Control Of Fluid Gearings (AREA)
  • Control Of Velocity Or Acceleration (AREA)
IT51362/76A 1975-11-13 1976-09-29 Perfezionamento nelle trasmissioni idrauliche IT1073813B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/631,760 US4007592A (en) 1975-11-13 1975-11-13 Power transmission

Publications (1)

Publication Number Publication Date
IT1073813B true IT1073813B (it) 1985-04-17

Family

ID=24532623

Family Applications (1)

Application Number Title Priority Date Filing Date
IT51362/76A IT1073813B (it) 1975-11-13 1976-09-29 Perfezionamento nelle trasmissioni idrauliche

Country Status (8)

Country Link
US (1) US4007592A (it)
JP (1) JPS5947179B2 (it)
CA (1) CA1046899A (it)
DE (1) DE2651601B2 (it)
FR (1) FR2331722A1 (it)
GB (1) GB1550668A (it)
IT (1) IT1073813B (it)
SE (1) SE421033B (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1600699A (en) * 1978-03-01 1981-10-21 Besant C B Electronically controlled hydraulic drive system
JPH0312682U (it) * 1989-06-23 1991-02-08

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2763988A (en) * 1944-10-10 1956-09-25 Sperry Rand Corp Variable speed hydraulic transmission
US2714288A (en) * 1954-03-12 1955-08-02 Oilgear Co Hydraulic drive
US2939285A (en) * 1957-03-19 1960-06-07 Honeywell Regulator Co Electrically controlled hydraulic drive
DE1289871B (de) * 1965-07-06 1969-02-27 Sequential Electronic Systems Schaltungsanordnung zum Vergleich einer Bezugsfrequenz-Impulsfolge mit einer Signalfrequenz-Impulsfolge
GB1278261A (en) * 1968-03-20 1972-06-21 Parsons C A & Co Ltd Improvements in or relating to speed measurement and/or control systems
US3543508A (en) * 1968-10-16 1970-12-01 Hyster Co Hydrostatic transmission with pressure control
US3580086A (en) * 1969-03-20 1971-05-25 Gen Electric Fluidic speed governor

Also Published As

Publication number Publication date
DE2651601C3 (it) 1979-04-26
CA1046899A (en) 1979-01-23
DE2651601A1 (de) 1977-05-26
FR2331722A1 (fr) 1977-06-10
AU1756976A (en) 1978-03-16
GB1550668A (en) 1979-08-15
DE2651601B2 (de) 1978-08-24
SE421033B (sv) 1981-11-16
US4007592A (en) 1977-02-15
FR2331722B1 (it) 1983-02-11
JPS5947179B2 (ja) 1984-11-17
JPS5261668A (en) 1977-05-21
SE7612559L (sv) 1977-05-14

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