GB1467706A - Control system for a variable pump or motor - Google Patents

Control system for a variable pump or motor

Info

Publication number
GB1467706A
GB1467706A GB4678274A GB4678274A GB1467706A GB 1467706 A GB1467706 A GB 1467706A GB 4678274 A GB4678274 A GB 4678274A GB 4678274 A GB4678274 A GB 4678274A GB 1467706 A GB1467706 A GB 1467706A
Authority
GB
United Kingdom
Prior art keywords
valve
piston
pressure
pump
motor
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
GB4678274A
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 GB1467706A publication Critical patent/GB1467706A/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)
  • Control Of Positive-Displacement Pumps (AREA)
  • Fluid-Pressure Circuits (AREA)
GB4678274A 1973-11-14 1974-10-29 Control system for a variable pump or motor Expired GB1467706A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2356795A DE2356795A1 (de) 1973-11-14 1973-11-14 Steuereinrichtung fuer eine verstellbare pumpe

Publications (1)

Publication Number Publication Date
GB1467706A true GB1467706A (en) 1977-03-23

Family

ID=5898068

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4678274A Expired GB1467706A (en) 1973-11-14 1974-10-29 Control system for a variable pump or motor

Country Status (5)

Country Link
US (1) US3924969A (https=)
JP (1) JPS5080502A (https=)
DE (1) DE2356795A1 (https=)
FR (1) FR2250905B3 (https=)
GB (1) GB1467706A (https=)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4072442A (en) * 1975-07-04 1978-02-07 Takeshi Horiuchi Variable delivery hydraulic pump
DE2825827C2 (de) * 1978-06-13 1982-06-16 Danfoss A/S, 6430 Nordborg Stellmotor mit Nachlaufsteuerung für hydraulische Verstellmaschinen
DE3213377A1 (de) * 1982-04-10 1983-10-13 Robert Bosch Gmbh, 7000 Stuttgart Leistungsregler fuer eine hydrostatische pumpe
CA2581120C (en) * 2004-09-20 2013-10-15 Magna Powertrain Inc. Speed-related control mechanism for a pump and control method
DE102007033194A1 (de) * 2007-07-17 2009-01-22 Zf Lenksysteme Gmbh Verdrängerpumpe mit variablem Fördervolumen
JP5620882B2 (ja) * 2011-05-23 2014-11-05 日立オートモティブシステムズ株式会社 可変容量形ポンプ
JP6082548B2 (ja) * 2012-09-07 2017-02-15 日立オートモティブシステムズ株式会社 可変容量形ポンプ
DE102012217100A1 (de) * 2012-09-24 2014-04-17 Robert Bosch Gmbh Pumpenanordnung umfassend eine Flügelzellenpumpe
JP2016104967A (ja) 2014-12-01 2016-06-09 日立オートモティブシステムズ株式会社 可変容量形オイルポンプ
NL1043880B1 (en) 2020-12-24 2022-07-20 Bosch Gmbh Robert Hydraulically actuated continuously variable transmission for an electric vehicle

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2179071A (en) * 1938-04-09 1939-11-07 Oilgear Co Control for hydrodynamic machines
US2368791A (en) * 1941-10-06 1945-02-06 Hydraulic Dev Corp Inc Servomotor
US3067693A (en) * 1958-12-24 1962-12-11 United Aircraft Corp Control means for variable delivery pump
DE1917488B2 (de) * 1969-04-05 1977-06-23 Robert Bosch Gmbh, 7000 Stuttgart Steuereinrichtung fuer eine hydromaschine

Also Published As

Publication number Publication date
DE2356795A1 (de) 1975-05-15
FR2250905A1 (https=) 1975-06-06
US3924969A (en) 1975-12-09
FR2250905B3 (https=) 1977-08-12
JPS5080502A (https=) 1975-06-30

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee