IT1012442B - Cambio di velocita idrostatico - Google Patents

Cambio di velocita idrostatico

Info

Publication number
IT1012442B
IT1012442B IT22818/74A IT2281874A IT1012442B IT 1012442 B IT1012442 B IT 1012442B IT 22818/74 A IT22818/74 A IT 22818/74A IT 2281874 A IT2281874 A IT 2281874A IT 1012442 B IT1012442 B IT 1012442B
Authority
IT
Italy
Prior art keywords
speed change
hydrostatic speed
hydrostatic
change
speed
Prior art date
Application number
IT22818/74A
Other languages
English (en)
Original Assignee
Sulzer Ag
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 Sulzer Ag filed Critical Sulzer Ag
Application granted granted Critical
Publication of IT1012442B publication Critical patent/IT1012442B/it

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
    • 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
    • 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
    • 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
    • F16H61/44—Control of exclusively fluid gearing hydrostatic with more than one pump or motor in operation
    • F16H61/444—Control of exclusively fluid gearing hydrostatic with more than one pump or motor in operation by changing the number of pump or motor units in operation

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Control Of Fluid Gearings (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
  • Details Of Reciprocating Pumps (AREA)
IT22818/74A 1973-05-17 1974-05-16 Cambio di velocita idrostatico IT1012442B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH703173A CH567213A5 (it) 1973-05-17 1973-05-17

Publications (1)

Publication Number Publication Date
IT1012442B true IT1012442B (it) 1977-03-10

Family

ID=4318847

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22818/74A IT1012442B (it) 1973-05-17 1974-05-16 Cambio di velocita idrostatico

Country Status (10)

Country Link
US (1) US3908376A (it)
JP (1) JPS5432101B2 (it)
AT (1) AT334218B (it)
BE (1) BE815056A (it)
CH (1) CH567213A5 (it)
FR (1) FR2229893B1 (it)
GB (1) GB1437765A (it)
IT (1) IT1012442B (it)
NL (1) NL7308645A (it)
SE (1) SE398380B (it)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4188772A (en) * 1977-06-06 1980-02-19 Harrington Manufacturing Company Hydraulic speed control system for the pick-up reel of a peanut combine
US4571941A (en) * 1980-12-27 1986-02-25 Hitachi Construction Machinery Co, Ltd. Hydraulic power system
JPS57110855A (en) * 1980-12-27 1982-07-09 Hitachi Constr Mach Co Ltd Controller of oil hydraulic device
DE3126040C2 (de) * 1981-07-02 1985-12-12 Danfoss A/S, Nordborg Hydraulische Steuervorrichtung
US4932209A (en) * 1988-02-03 1990-06-12 Kanzaki Kokyukoki Mf. Co. Ltd. Axle driving apparatus
US20050217919A1 (en) * 1988-02-03 2005-10-06 Hiedeaki Okada Axle driving apparatus
US6938718B1 (en) 1988-02-03 2005-09-06 Kanzaki Kokyukoki Mfg. Co., Ltd. Axle driving apparatus
US4903545A (en) * 1989-03-03 1990-02-27 Sundstrand-Sauer Hydrostatic transmission center section
US6527660B1 (en) 2000-10-20 2003-03-04 Hamilton Sundstrand Corporation Method and apparatus to transfer torque at a nominally constant speed to a dynamoelectric machine from a variable speed engine
US7950372B2 (en) * 2008-02-01 2011-05-31 Denso International America, Inc. By-pass regulator assembly for dual ERFS/MRFS fuel pump module

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE424898C (de) * 1924-08-31 1926-02-08 Carl Alexander Fieber Fluessigkeitspumpanlage
US1835976A (en) * 1927-09-15 1931-12-08 Cincinnati Milling Machine Co Machine tool having hydraulic feed
US2042247A (en) * 1933-09-08 1936-05-26 Cincinnati Milling Machine Co Machine tool
DE964119C (de) * 1954-07-17 1957-05-16 Lucas Industries Ltd Hydraulischer Drehmomentwandler fuer Kraftfahrzeuge
US2874682A (en) * 1957-09-18 1959-02-24 New York Air Brake Co Position-responsive servo-control unit
US3386344A (en) * 1966-09-30 1968-06-04 Caterpillar Tractor Co Self-loading scraper hydraulic circuit with diverter

Also Published As

Publication number Publication date
FR2229893A1 (it) 1974-12-13
FR2229893B1 (it) 1979-02-16
BE815056A (fr) 1974-11-18
AT334218B (de) 1976-01-10
DE2326154B2 (de) 1975-06-05
JPS5432101B2 (it) 1979-10-12
JPS5014969A (it) 1975-02-17
GB1437765A (en) 1976-06-03
NL7308645A (it) 1974-11-19
DE2326154A1 (de) 1974-11-28
CH567213A5 (it) 1975-09-30
SE398380B (sv) 1977-12-19
US3908376A (en) 1975-09-30
ATA355874A (de) 1976-04-15

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