GB1365584A - Positive displacement pump - Google Patents

Positive displacement pump

Info

Publication number
GB1365584A
GB1365584A GB339172A GB339172A GB1365584A GB 1365584 A GB1365584 A GB 1365584A GB 339172 A GB339172 A GB 339172A GB 339172 A GB339172 A GB 339172A GB 1365584 A GB1365584 A GB 1365584A
Authority
GB
United Kingdom
Prior art keywords
chamber
medium
pressure
valve
duct
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
GB339172A
Other languages
English (en)
Inventor
U Aldinger
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 GB1365584A publication Critical patent/GB1365584A/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
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
    • F04B1/04—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement
    • F04B1/0404—Details or component parts
    • F04B1/0443—Draining of the housing; Arrangements for handling leaked fluids
    • 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
    • F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
    • F04B1/04—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement
    • F04B1/06—Control
    • F04B1/07—Control by varying the relative eccentricity between two members, e.g. a cam and a drive shaft
    • 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
    • F04B49/12—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 by varying the length of stroke of the working members
    • F04B49/123—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 by varying the length of stroke of the working members by changing the eccentricity of one element relative to another element
    • F04B49/128—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 by varying the length of stroke of the working members by changing the eccentricity of one element relative to another element by changing the eccentricity of the cylinders, e.g. by moving a cylinder block

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)
GB339172A 1971-02-03 1972-01-25 Positive displacement pump Expired GB1365584A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712104932 DE2104932A1 (de) 1971-02-03 1971-02-03 Verdrängerpumpe, insbesondere Radialkolbenpumpe

Publications (1)

Publication Number Publication Date
GB1365584A true GB1365584A (en) 1974-09-04

Family

ID=5797669

Family Applications (1)

Application Number Title Priority Date Filing Date
GB339172A Expired GB1365584A (en) 1971-02-03 1972-01-25 Positive displacement pump

Country Status (5)

Country Link
US (1) US3756749A (enrdf_load_stackoverflow)
DE (1) DE2104932A1 (enrdf_load_stackoverflow)
FR (1) FR2125035A5 (enrdf_load_stackoverflow)
GB (1) GB1365584A (enrdf_load_stackoverflow)
SE (1) SE375132B (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3921790A1 (de) * 1989-07-03 1991-01-17 Voith Gmbh J M Hydrostatische verdraengermaschine

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4259039A (en) * 1979-03-20 1981-03-31 Integral Hydraulic & Co. Adjustable volume vane-type pump
DE3247885C2 (de) * 1982-12-23 1986-12-18 Mannesmann Rexroth GmbH, 8770 Lohr Flügelzellen- oder Radialkolbenpumpe
US4697991A (en) * 1984-04-09 1987-10-06 Nippondenso Co., Ltd. Rotary pump having clutch which selects suitable power source
US4652215A (en) * 1984-04-12 1987-03-24 Nippondenso Co., Ltd. Variable capacity radial piston pump
GB8417148D0 (en) * 1984-07-05 1984-08-08 Hobourn Eaton Ltd Variable capacity roller-and vane-type pumps
US4800800A (en) * 1986-08-20 1989-01-31 Vickers, Incorporated Fluid pressure translating device
JP2915626B2 (ja) * 1990-07-25 1999-07-05 株式会社ユニシアジェックス 可変容量型ベーンポンプ
US5503535A (en) * 1992-05-27 1996-04-02 Unipat Ag Hydraulic radial piston machines
DE4402470A1 (de) * 1993-02-02 1994-08-04 Unipat Ag Hydraulische Radialkolbenmaschine
EP1008754B1 (en) * 1998-12-11 2004-03-10 Dana Automotive Limited Positive displacement pump systems
US6916158B2 (en) * 2003-04-30 2005-07-12 Actuant Corporation Radial piston pump

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2164888A (en) * 1936-02-24 1939-07-04 Cincinnati Grinders Inc Variable delivery pump
US2819678A (en) * 1951-04-28 1958-01-14 Metal Craft Co Inc Pumps
US2775946A (en) * 1953-03-02 1957-01-01 George H Hufferd Constant delivery variable pressure pump
US3015212A (en) * 1957-06-26 1962-01-02 Thompson Grinder Co Pump control
US3238884A (en) * 1962-07-09 1966-03-08 Tokheim Corp Variable positive displacement pump with rising pressure curve

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3921790A1 (de) * 1989-07-03 1991-01-17 Voith Gmbh J M Hydrostatische verdraengermaschine
GB2235500A (en) * 1989-07-03 1991-03-06 Voith Gmbh J M Hydrostatic displacement machine
GB2235500B (en) * 1989-07-03 1993-03-31 Voith Gmbh J M Hydrostatic displacement engine

Also Published As

Publication number Publication date
FR2125035A5 (enrdf_load_stackoverflow) 1972-09-22
US3756749A (en) 1973-09-04
DE2104932A1 (de) 1972-08-17
SE375132B (enrdf_load_stackoverflow) 1975-04-07

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees