GB1388002A - Pressure regulator in a variable pump - Google Patents

Pressure regulator in a variable pump

Info

Publication number
GB1388002A
GB1388002A GB3834472A GB3834472A GB1388002A GB 1388002 A GB1388002 A GB 1388002A GB 3834472 A GB3834472 A GB 3834472A GB 3834472 A GB3834472 A GB 3834472A GB 1388002 A GB1388002 A GB 1388002A
Authority
GB
United Kingdom
Prior art keywords
piston
chamber
spring
spool
line
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.)
Expired
Application number
GB3834472A
Other languages
English (en)
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of GB1388002A publication Critical patent/GB1388002A/en
Expired 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
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C14/00—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations
    • F04C14/18—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by varying the volume of the working chamber
    • F04C14/22—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by varying the volume of the working chamber by changing the eccentricity between cooperating members
    • F04C14/223—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by varying the volume of the working chamber by changing the eccentricity between cooperating members using a movable cam
    • 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)
  • Details And Applications Of Rotary Liquid Pumps (AREA)
  • Reciprocating Pumps (AREA)
  • Rotary Pumps (AREA)
GB3834472A 1971-08-20 1972-08-17 Pressure regulator in a variable pump Expired GB1388002A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712141722 DE2141722A1 (de) 1971-08-20 1971-08-20 Druckregler fuer eine verstellbare pumpe

Publications (1)

Publication Number Publication Date
GB1388002A true GB1388002A (en) 1975-03-19

Family

ID=5817264

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3834472A Expired GB1388002A (en) 1971-08-20 1972-08-17 Pressure regulator in a variable pump

Country Status (4)

Country Link
JP (1) JPS4830104A (enExample)
DE (1) DE2141722A1 (enExample)
FR (1) FR2151316A5 (enExample)
GB (1) GB1388002A (enExample)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4035105A (en) * 1975-04-16 1977-07-12 G. L. Rexroth Gmbh Variable-output pump control arrangement
US4132506A (en) * 1975-11-14 1979-01-02 G.L. Rexroth G.M.B.H. Pressure and volume-flow control for variable pump
US4185540A (en) * 1977-05-06 1980-01-29 Robert Bosch Gmbh Positive-displacement machine
GB2126657A (en) * 1982-09-04 1984-03-28 Teves Gmbh Alfred Hydrostatic drive
US4668171A (en) * 1983-12-14 1987-05-26 Brueninghaus Hydraulik Gmbh Torque control device for an adjustable hydropump
US9133738B2 (en) 2010-11-24 2015-09-15 Pierburg Pump Technology Gmbh Variable displacement lubricant pump
CN110332112A (zh) * 2019-06-13 2019-10-15 江苏理工学院 一种比例差压式变量叶片泵

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2505780C2 (de) * 1975-02-12 1986-03-06 Robert Bosch Gmbh, 7000 Stuttgart Einrichtung zum Regeln wenigstens einer verstellbaren Pumpe
JPH022949Y2 (enExample) * 1980-07-07 1990-01-24
DE3034115C2 (de) * 1980-09-11 1987-05-07 Mannesmann Rexroth GmbH, 8770 Lohr Leistungsregler
DE3232695C2 (de) * 1982-09-02 1984-08-16 Hydromatik GmbH, 7915 Elchingen Leistungsregel-Vorrichtung für eine Hydropumpe
DE3347015A1 (de) * 1983-12-24 1985-07-04 Alfred Teves Gmbh, 6000 Frankfurt Druckregelvorrichtung fuer eine hydraulikpumpe, insbesondere eine fluegelzellenpumpe
DE3501660A1 (de) * 1985-01-19 1986-07-24 Alfred Teves Gmbh, 6000 Frankfurt Hydraulische anlage
JPS6231761A (ja) * 1985-08-02 1987-02-10 Toyota Central Res & Dev Lab Inc 無段変速機の速度比制御装置
US4999020A (en) * 1989-11-30 1991-03-12 Lucas Aerospace Power Transmission Corp. Variable displacement high pressure pump with internal power limiting arrangement
DE102007039589A1 (de) * 2007-08-22 2009-02-26 Voigt, Dieter, Dipl.-Ing. Regelölpumpe mit verstellwegabhängiger Öldruckregelung
DE102018212042A1 (de) * 2018-07-19 2020-01-23 Robert Bosch Gmbh Hydromaschine mit geregeltem Verdrängungsvolumen

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4035105A (en) * 1975-04-16 1977-07-12 G. L. Rexroth Gmbh Variable-output pump control arrangement
US4132506A (en) * 1975-11-14 1979-01-02 G.L. Rexroth G.M.B.H. Pressure and volume-flow control for variable pump
US4185540A (en) * 1977-05-06 1980-01-29 Robert Bosch Gmbh Positive-displacement machine
GB2126657A (en) * 1982-09-04 1984-03-28 Teves Gmbh Alfred Hydrostatic drive
US4668171A (en) * 1983-12-14 1987-05-26 Brueninghaus Hydraulik Gmbh Torque control device for an adjustable hydropump
US9133738B2 (en) 2010-11-24 2015-09-15 Pierburg Pump Technology Gmbh Variable displacement lubricant pump
CN110332112A (zh) * 2019-06-13 2019-10-15 江苏理工学院 一种比例差压式变量叶片泵

Also Published As

Publication number Publication date
FR2151316A5 (enExample) 1973-04-13
DE2141722A1 (de) 1973-03-01
JPS4830104A (enExample) 1973-04-20

Similar Documents

Publication Publication Date Title
GB1388002A (en) Pressure regulator in a variable pump
GB1433251A (en) Peristaltic pumps
GB1412024A (en) Reciprocating pump
GB1466528A (en) Piston pump
GB909694A (en) A hydraulic pump or motor device
ES436119A1 (es) Una corredera distribuidora para bombas de dos cilindros destinadas al transporte de materias espesas, en particular hormigon.
GB859350A (en) Improvements in or relating to pumps
GB1011019A (en) Improvements in or relating to automatic regulating devices for a hydraulic swash-plate-type pump or motor
GB1136554A (en) Improvements in reciprocable piston lubricating-oil pumps
GB1006562A (en) Liquid fuel injection pumps
GB1315064A (en) Hydraulic control system for a variable displacement pump supplied by a feed pump
GB1390520A (en) Piston pump for hydraulic systems
GB1417302A (en) Diaphragm air pumps
GB1502489A (en) Fuel injection pumps
GB1368534A (en) Fuel injection pumps
GB1318196A (en) Liquid fuel injection pumps
GB1453690A (en) Radial piston pump
GB1363316A (en) Pumps
GB1259167A (enExample)
GB1098427A (en) Improvements in or relating to piston pumps
GB1222732A (en) Improvements in or relating to distributors for lubrication systems
GB1141855A (en) Hydraulic piston pump
GB1278376A (en) Improvements in diaphragm pumps with a pulsation-damping device
SU590483A1 (ru) Регулируемый поршневой насос
GB1117936A (en) Improvements in or relating to fuel injection pumps

Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees