ZA85801B - Variable displacement pump system - Google Patents

Variable displacement pump system

Info

Publication number
ZA85801B
ZA85801B ZA85801A ZA85801A ZA85801B ZA 85801 B ZA85801 B ZA 85801B ZA 85801 A ZA85801 A ZA 85801A ZA 85801 A ZA85801 A ZA 85801A ZA 85801 B ZA85801 B ZA 85801B
Authority
ZA
South Africa
Prior art keywords
valve
swashplate
piston
pump
variable displacement
Prior art date
Application number
ZA85801A
Other languages
English (en)
Inventor
Curtis Phillip Ring
Original Assignee
Deere & 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 Deere & Co filed Critical Deere & Co
Publication of ZA85801B publication Critical patent/ZA85801B/xx

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
    • F04B49/08—Regulating by delivery pressure
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/87169—Supply and exhaust
    • Y10T137/87177—With bypass
    • Y10T137/87185—Controlled by supply or exhaust valve

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Reciprocating Pumps (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
  • Rotary Pumps (AREA)
  • Catching Or Destruction (AREA)
  • Fertilizing (AREA)
  • Fluid-Pressure Circuits (AREA)
ZA85801A 1984-02-03 1985-02-01 Variable displacement pump system ZA85801B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/576,686 US4518319A (en) 1984-02-03 1984-02-03 Variable displacement pump system

Publications (1)

Publication Number Publication Date
ZA85801B true ZA85801B (en) 1986-10-29

Family

ID=24305535

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA85801A ZA85801B (en) 1984-02-03 1985-02-01 Variable displacement pump system

Country Status (11)

Country Link
US (1) US4518319A (da)
EP (1) EP0153064B1 (da)
JP (1) JPS60182374A (da)
AT (1) ATE31783T1 (da)
AU (1) AU566630B2 (da)
BR (1) BR8500337A (da)
CA (1) CA1230539A (da)
DE (1) DE3561346D1 (da)
DK (1) DK46785A (da)
ES (1) ES8606149A1 (da)
ZA (1) ZA85801B (da)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5515829A (en) * 1994-05-20 1996-05-14 Caterpillar Inc. Variable-displacement actuating fluid pump for a HEUI fuel system
GB2357123B (en) 1998-09-02 2002-09-11 Caterpillar Inc Pump apparatus for hydraulically powered fuel injection systems
US8661804B2 (en) 2009-12-11 2014-03-04 Caterpillar Inc. Control system for swashplate pump

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1326673A (fr) * 1962-05-03 1963-05-10 Perfectionnements aux installations et transmissions hydrauliques
US3164960A (en) * 1963-09-03 1965-01-12 New York Air Brake Co Hydrostatic transmission
US3194017A (en) * 1963-12-11 1965-07-13 New York Air Brake Co Hydrostatic transmission
US3191382A (en) * 1964-06-29 1965-06-29 New York Air Brake Co Hydraulic system
US3350881A (en) * 1966-01-13 1967-11-07 Delavan Mfg Company Constant delivery pump system
US3416452A (en) * 1966-12-29 1968-12-17 Gen Signal Corp Controls for variable displacement pumps
DE2017656A1 (de) * 1969-04-23 1970-11-05 Pensa, Carlo, Esino Lario, Como (Italien) Hydraulische FördermengeneinsteHvorrichtung für eine oder mehrere Pumpen
BE757640A (fr) * 1969-10-16 1971-04-16 Borg Warner Systemes hydrauliques, notamment pour la regulation d'une pompea debit variable
US3669570A (en) * 1970-03-09 1972-06-13 Mannesmann Meer Ag Power regulation for fluid machines
DE2101730A1 (de) * 1971-01-15 1972-07-20 Robert Bosch Gmbh, 7000 Stuttgart Regel- und Steuereinrichtung für eine Hydromaschine
US3758235A (en) * 1971-09-22 1973-09-11 Sperry Rand Corp Power transmission
US3941514A (en) * 1974-05-20 1976-03-02 Sundstrand Corporation Torque limiting control
JPS5236282A (en) * 1975-09-17 1977-03-19 Nuclear Fuel Ind Ltd Installing method for nuclear fuel assembly
US4212164A (en) * 1978-12-06 1980-07-15 General Signal Corporation Variable delivery pump control system
USRE31107E (en) * 1978-12-07 1982-12-21 Deere & Company Feedback shaft extending between swashplate and displacement control valve
US4456434A (en) * 1982-03-01 1984-06-26 Vickers, Incorporated Power transmission

Also Published As

Publication number Publication date
EP0153064B1 (en) 1988-01-07
BR8500337A (pt) 1985-09-10
EP0153064A1 (en) 1985-08-28
DK46785D0 (da) 1985-02-01
AU566630B2 (en) 1987-10-22
US4518319A (en) 1985-05-21
ES540087A0 (es) 1986-04-01
ATE31783T1 (de) 1988-01-15
AU3823885A (en) 1985-08-08
JPS60182374A (ja) 1985-09-17
CA1230539A (en) 1987-12-22
DE3561346D1 (en) 1988-02-11
ES8606149A1 (es) 1986-04-01
DK46785A (da) 1985-08-04

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