FR2340462A1 - Dispositif de commande commun pour plusieurs pompes - Google Patents

Dispositif de commande commun pour plusieurs pompes

Info

Publication number
FR2340462A1
FR2340462A1 FR7636056A FR7636056A FR2340462A1 FR 2340462 A1 FR2340462 A1 FR 2340462A1 FR 7636056 A FR7636056 A FR 7636056A FR 7636056 A FR7636056 A FR 7636056A FR 2340462 A1 FR2340462 A1 FR 2340462A1
Authority
FR
France
Prior art keywords
control device
common control
multiple pumps
pumps
common
Prior art date
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.)
Granted
Application number
FR7636056A
Other languages
English (en)
Other versions
FR2340462B1 (fr
Inventor
Allyn John Hein
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Caterpillar Inc
Original Assignee
Caterpillar Tractor Co
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 Caterpillar Tractor Co filed Critical Caterpillar Tractor Co
Publication of FR2340462A1 publication Critical patent/FR2340462A1/fr
Application granted granted Critical
Publication of FR2340462B1 publication Critical patent/FR2340462B1/fr
Granted legal-status Critical Current

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
  • Reciprocating Pumps (AREA)
  • Details Of Reciprocating Pumps (AREA)
FR7636056A 1976-02-09 1976-11-30 Dispositif de commande commun pour plusieurs pompes Granted FR2340462A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/656,474 US3999892A (en) 1976-02-09 1976-02-09 Interconnected pump control means of a plurality of pumps

Publications (2)

Publication Number Publication Date
FR2340462A1 true FR2340462A1 (fr) 1977-09-02
FR2340462B1 FR2340462B1 (fr) 1982-06-18

Family

ID=24633175

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7636056A Granted FR2340462A1 (fr) 1976-02-09 1976-11-30 Dispositif de commande commun pour plusieurs pompes

Country Status (8)

Country Link
US (1) US3999892A (fr)
JP (1) JPS5297406A (fr)
BE (1) BE850294A (fr)
BR (1) BR7608843A (fr)
CA (1) CA1043165A (fr)
DE (1) DE2656377A1 (fr)
FR (1) FR2340462A1 (fr)
GB (1) GB1504240A (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4212596A (en) * 1978-02-23 1980-07-15 Caterpillar Tractor Co. Pressurized fluid supply system
US4379389A (en) * 1980-09-12 1983-04-12 Caterpillar Tractor Co. Horsepower consumption control for variable displacement pumps
US4381646A (en) * 1980-09-12 1983-05-03 Caterpillar Tractor Co. Torque and high pressure limiting control for variable displacement pumps
EP0059710A4 (fr) * 1980-09-12 1984-05-29 Caterpillar Tractor Co Systeme a pompes multiples avec commande de limitation de puissance.
JPS57501393A (fr) * 1980-09-12 1982-08-05
JPS6421277U (fr) * 1987-07-29 1989-02-02
US6109030A (en) * 1998-02-13 2000-08-29 Sauer Inc. Apparatus and method for ganging multiple open circuit pumps
US7165396B2 (en) * 2003-07-11 2007-01-23 Eaton Corporation Pump control override for tandem pumps

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3093081A (en) * 1959-01-29 1963-06-11 New York Air Brake Co Pumping device
FR2103965A5 (fr) * 1970-08-05 1972-04-14 Rauch Constantin
FR2198553A5 (fr) * 1972-08-25 1974-03-29 Caterpillar Tractor Co
US3834836A (en) * 1973-03-01 1974-09-10 Caterpillar Tractor Co Override control for a variable displacement pump
FR2272276A1 (fr) * 1974-05-20 1975-12-19 Sundstrand Corp

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2331617A1 (de) * 1973-06-22 1975-01-16 Bosch Gmbh Robert Regeleinrichtung fuer hydropumpen

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3093081A (en) * 1959-01-29 1963-06-11 New York Air Brake Co Pumping device
FR2103965A5 (fr) * 1970-08-05 1972-04-14 Rauch Constantin
FR2198553A5 (fr) * 1972-08-25 1974-03-29 Caterpillar Tractor Co
US3834836A (en) * 1973-03-01 1974-09-10 Caterpillar Tractor Co Override control for a variable displacement pump
FR2272276A1 (fr) * 1974-05-20 1975-12-19 Sundstrand Corp

Also Published As

Publication number Publication date
GB1504240A (en) 1978-03-15
FR2340462B1 (fr) 1982-06-18
BR7608843A (pt) 1977-10-25
JPS5297406A (en) 1977-08-16
CA1043165A (fr) 1978-11-28
DE2656377A1 (de) 1977-08-11
US3999892A (en) 1976-12-28
BE850294A (fr) 1977-07-12

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Legal Events

Date Code Title Description
ST Notification of lapse