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CA927677A - Radial piston pump - Google Patents

Radial piston pump

Info

Publication number
CA927677A
CA927677A CA072024A CA72024A CA927677A CA 927677 A CA927677 A CA 927677A CA 072024 A CA072024 A CA 072024A CA 72024 A CA72024 A CA 72024A CA 927677 A CA927677 A CA 927677A
Authority
CA
Canada
Prior art keywords
piston pump
radial piston
radial
pump
piston
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
CA072024A
Inventor
V. Ohrberg Carl
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.)
Danfoss AS
Original Assignee
Danfoss AS
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
Priority claimed from DE19691907840 external-priority patent/DE1907840C3/en
Application filed by Danfoss AS filed Critical Danfoss AS
Application granted granted Critical
Publication of CA927677A publication Critical patent/CA927677A/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
    • 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
    • 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
    • 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
    • F04B1/10—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement the cylinders being movable, e.g. rotary
    • F04B1/107—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement the cylinders being movable, e.g. rotary with actuating or actuated elements at the outer ends of the cylinders
    • F04B1/1071—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement the cylinders being movable, e.g. rotary with actuating or actuated elements at the outer ends of the cylinders with rotary cylinder blocks
    • F04B1/1074—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement the cylinders being movable, e.g. rotary with actuating or actuated elements at the outer ends of the cylinders with rotary cylinder blocks with two or more serially arranged radial piston-cylinder units
    • F04B1/1077—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement the cylinders being movable, e.g. rotary with actuating or actuated elements at the outer ends of the cylinders with rotary cylinder blocks with two or more serially arranged radial piston-cylinder units located side-by-side
    • 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)
  • Reciprocating Pumps (AREA)
CA072024A 1969-02-17 1970-01-13 Radial piston pump Expired CA927677A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691907840 DE1907840C3 (en) 1969-02-17 Radial piston pump

Publications (1)

Publication Number Publication Date
CA927677A true CA927677A (en) 1973-06-05

Family

ID=5725482

Family Applications (1)

Application Number Title Priority Date Filing Date
CA072024A Expired CA927677A (en) 1969-02-17 1970-01-13 Radial piston pump

Country Status (5)

Country Link
US (1) US3614265A (en)
CA (1) CA927677A (en)
DD (1) DD99201A6 (en)
FR (1) FR2037092B2 (en)
GB (1) GB1294181A (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3903749A (en) * 1974-03-15 1975-09-09 Reinhold R Kieper Power transmission
US20150086393A1 (en) * 2013-09-23 2015-03-26 Hyundai Motor Company Oil pump for vehicle
US9003955B1 (en) 2014-01-24 2015-04-14 Omax Corporation Pump systems and associated methods for use with waterjet systems and other high pressure fluid systems
US10808688B1 (en) 2017-07-03 2020-10-20 Omax Corporation High pressure pumps having a check valve keeper and associated systems and methods
WO2019215850A1 (en) * 2018-05-09 2019-11-14 株式会社ラピート Radial piston-type hydraulic actuator
CN109944796A (en) * 2019-04-25 2019-06-28 杭州三花研究院有限公司 oil pump
WO2021195106A1 (en) 2020-03-24 2021-09-30 Hypertherm, Inc. High-pressure seal for a liquid jet cutting system
EP4127479A1 (en) 2020-03-30 2023-02-08 Hypertherm, Inc. Cylinder for a liquid jet pump with multi-functional interfacing longitudinal ends

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2328717A (en) * 1941-06-09 1943-09-07 Midland Machine Corp Pump
FR1089490A (en) * 1953-12-16 1955-03-17 Sutcliffe Richard Ltd Hydraulic control unit
US3044412A (en) * 1958-05-13 1962-07-17 New York Air Brake Co High pressure hydraulic pump or motor

Also Published As

Publication number Publication date
FR2037092B2 (en) 1974-05-10
US3614265A (en) 1971-10-19
DD99201A6 (en) 1973-07-20
FR2037092A2 (en) 1970-12-31
DE1907840B2 (en) 1975-10-09
DE1907840A1 (en) 1970-10-08
GB1294181A (en) 1972-10-25

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