BR7502922A - Dispositivo para a alimentacao, com fluido sob pressao, de circuito de utilizacao - Google Patents

Dispositivo para a alimentacao, com fluido sob pressao, de circuito de utilizacao

Info

Publication number
BR7502922A
BR7502922A BR3712/75A BR7503712A BR7502922A BR 7502922 A BR7502922 A BR 7502922A BR 3712/75 A BR3712/75 A BR 3712/75A BR 7503712 A BR7503712 A BR 7503712A BR 7502922 A BR7502922 A BR 7502922A
Authority
BR
Brazil
Prior art keywords
feeding device
pressure fluid
use circuit
circuit
fluid
Prior art date
Application number
BR3712/75A
Other languages
English (en)
Portuguese (pt)
Inventor
S Baquie
J Dagnaux
Original Assignee
Poclain Sa
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 Poclain Sa filed Critical Poclain Sa
Publication of BR7502922A publication Critical patent/BR7502922A/pt

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
    • F04B49/007—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
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
BR3712/75A 1974-05-15 1975-05-13 Dispositivo para a alimentacao, com fluido sob pressao, de circuito de utilizacao BR7502922A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7416902A FR2271416B1 (enExample) 1974-05-15 1974-05-15

Publications (1)

Publication Number Publication Date
BR7502922A true BR7502922A (pt) 1976-03-23

Family

ID=9138891

Family Applications (1)

Application Number Title Priority Date Filing Date
BR3712/75A BR7502922A (pt) 1974-05-15 1975-05-13 Dispositivo para a alimentacao, com fluido sob pressao, de circuito de utilizacao

Country Status (6)

Country Link
US (1) US3968650A (enExample)
JP (1) JPS50156001A (enExample)
BR (1) BR7502922A (enExample)
DE (1) DE2521055A1 (enExample)
FR (1) FR2271416B1 (enExample)
GB (1) GB1482827A (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3962870A (en) * 1975-04-23 1976-06-15 International Harvester Company Variable volume dual pump circuit
US4212596A (en) * 1978-02-23 1980-07-15 Caterpillar Tractor Co. Pressurized fluid supply system
JPS5569782A (en) * 1978-11-20 1980-05-26 Japan Steel Works Ltd:The Output-power controller for pumps
FR2485110A1 (fr) 1980-06-19 1981-12-24 Snecma Dispositif pour produire successivement des debits de fluide hydraulique de valeurs echelonnees
DE3638889A1 (de) * 1986-11-14 1988-05-26 Hydromatik Gmbh Summen-leistungsregelvorrichtung fuer wenigstens zwei hydrostatische getriebe
US5201174A (en) * 1991-12-02 1993-04-13 Deere & Company Auxiliary hydraulic pump system
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

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3859790A (en) * 1972-10-17 1975-01-14 Serge B Bacquie Device for supplying fluid under pressure to at least two utilisation circuits
FR2232226A5 (enExample) * 1973-05-28 1974-12-27 Poclain Sa

Also Published As

Publication number Publication date
FR2271416A1 (enExample) 1975-12-12
US3968650A (en) 1976-07-13
JPS50156001A (enExample) 1975-12-16
FR2271416B1 (enExample) 1983-08-19
GB1482827A (en) 1977-08-17
DE2521055A1 (de) 1975-11-27

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