EP0180912A3 - Fluidic radial piston machine - Google Patents

Fluidic radial piston machine Download PDF

Info

Publication number
EP0180912A3
EP0180912A3 EP85113805A EP85113805A EP0180912A3 EP 0180912 A3 EP0180912 A3 EP 0180912A3 EP 85113805 A EP85113805 A EP 85113805A EP 85113805 A EP85113805 A EP 85113805A EP 0180912 A3 EP0180912 A3 EP 0180912A3
Authority
EP
European Patent Office
Prior art keywords
piston machine
radial piston
fluidic
fluidic radial
machine
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.)
Granted
Application number
EP85113805A
Other languages
German (de)
Other versions
EP0180912B1 (en
EP0180912A2 (en
Inventor
Dieter Schneeweiss
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.)
G Duesterloh GmbH
Original Assignee
G Duesterloh 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 G Duesterloh GmbH filed Critical G Duesterloh GmbH
Publication of EP0180912A2 publication Critical patent/EP0180912A2/en
Publication of EP0180912A3 publication Critical patent/EP0180912A3/en
Application granted granted Critical
Publication of EP0180912B1 publication Critical patent/EP0180912B1/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03C—POSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS
    • F03C1/00—Reciprocating-piston liquid engines
    • F03C1/02—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders
    • F03C1/04—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders with cylinders in star or fan arrangement
    • F03C1/0447—Controlling
    • F03C1/0457—Controlling by changing the effective piston stroke
    • F03C1/046—Controlling by changing the effective piston stroke by changing the excentricity of one element relative to another element
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03C—POSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS
    • F03C1/00—Reciprocating-piston liquid engines
    • F03C1/02—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders
    • F03C1/04—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders with cylinders in star or fan arrangement
    • F03C1/053—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders with cylinders in star or fan arrangement the pistons co-operating with an actuated element at the inner ends of the cylinders
    • F03C1/0538—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders with cylinders in star or fan arrangement the pistons co-operating with an actuated element at the inner ends of the cylinders the piston-driven cams being provided with inlets or outlets
    • 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
    • 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
    • Y10T74/00—Machine element or mechanism
    • Y10T74/21—Elements
    • Y10T74/2101—Cams
    • Y10T74/2102—Adjustable

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Hydraulic Motors (AREA)
  • Reciprocating Pumps (AREA)
EP85113805A 1984-11-07 1985-10-30 Fluidic radial piston machine Expired EP0180912B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3440543 1984-11-07
DE3440543A DE3440543A1 (en) 1984-11-07 1984-11-07 FLUIDIC RADIAL PISTON MACHINE

Publications (3)

Publication Number Publication Date
EP0180912A2 EP0180912A2 (en) 1986-05-14
EP0180912A3 true EP0180912A3 (en) 1987-04-15
EP0180912B1 EP0180912B1 (en) 1989-04-12

Family

ID=6249634

Family Applications (1)

Application Number Title Priority Date Filing Date
EP85113805A Expired EP0180912B1 (en) 1984-11-07 1985-10-30 Fluidic radial piston machine

Country Status (3)

Country Link
US (1) US4768421A (en)
EP (1) EP0180912B1 (en)
DE (1) DE3440543A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4122486A1 (en) * 1991-07-06 1993-01-07 Teves Gmbh Alfred DRIVE UNIT, ESPECIALLY MOTOR-PUMP UNIT FOR SLIP-CONTROLLED BRAKE SYSTEMS
DE10208586A1 (en) 2002-02-22 2003-09-11 Reinhard Sorg Drive system suitable for pump or motor has drive shaft with flywheel with groove accommodating slider attached to Y-shaped oscillating crank with ends engaging on pin in through bore in driven shaft
CN100482939C (en) * 2003-12-15 2009-04-29 流体静力设计技术集团有限公司 Hydraulic motor/pump
US8413572B1 (en) 2006-11-22 2013-04-09 Westendorf Manufacturing, Co. Auto attachment coupler with abductor valve
FR2981703B1 (en) * 2011-10-21 2013-11-22 Hydr Am RADIAL HYDRAULIC PUMP WITH EXCENTRICITY AND VARIABLE FLOW

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR990841A (en) * 1949-05-12 1951-09-26 Automatic, progressive and servo-controlled hydraulic speed variator
GB962911A (en) * 1960-10-19 1964-07-08 Veb Zek Hydraulic control and compensating means for hydraulic pumps and motors
FR2472119A1 (en) * 1979-12-18 1981-06-26 Wolff Rene Pin-jointed linkage to convert piston motion into rotation - varies piston stroke by relocation of crank shaft offset from output shaft

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE525535C (en) * 1931-05-26 Hans Reisert & Co Akt Ges Piston pump with adjustable delivery rate
US1321086A (en) * 1916-10-03 1919-11-04 Hugo Centervall Variable-stroke pump.
DE380862C (en) * 1920-03-14 1923-09-13 Maschf Fluid transmission
US1612883A (en) * 1923-12-24 1927-01-04 Leonadus C Porterfield Oil burner
FR641154A (en) * 1926-10-01 1928-07-30 Adjustable flow piston pump
US3339460A (en) * 1965-05-07 1967-09-05 J C Birdwell Pressure fluid motor
US3492948A (en) * 1968-04-08 1970-02-03 Haviland H Platt Hydraulic pump/motor
DD69265A1 (en) * 1968-05-29 1969-10-05
GB1385702A (en) * 1971-01-29 1975-02-26 Chamberlain Ind Ltd Hydraulic motors and the like
US3871268A (en) * 1972-12-30 1975-03-18 Shimazaki Mixing Equipment Co Combination pumping apparatus
DE2504693A1 (en) * 1975-02-05 1976-08-19 Tex Trans Inc Hydraulic drive and braking system - with central pump and separate hydraulic motors linked to central control valve
DE2654526C3 (en) * 1976-12-02 1982-09-30 G. Düsterloh GmbH, 4322 Sprockhövel Hydrostatic radial piston machine
JPS55146284A (en) * 1979-04-27 1980-11-14 Kayaba Ind Co Ltd Radial piston motor
DE3109706C2 (en) * 1981-03-13 1986-09-18 G. Düsterloh GmbH, 4322 Sprockhövel Volume switchable hydraulic motor
US4548124A (en) * 1984-02-23 1985-10-22 Riva Calzoni S.P.A. Radial piston hydraulic motor with variable eccentricity

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR990841A (en) * 1949-05-12 1951-09-26 Automatic, progressive and servo-controlled hydraulic speed variator
GB962911A (en) * 1960-10-19 1964-07-08 Veb Zek Hydraulic control and compensating means for hydraulic pumps and motors
FR2472119A1 (en) * 1979-12-18 1981-06-26 Wolff Rene Pin-jointed linkage to convert piston motion into rotation - varies piston stroke by relocation of crank shaft offset from output shaft

Also Published As

Publication number Publication date
US4768421A (en) 1988-09-06
DE3440543C2 (en) 1989-05-03
EP0180912B1 (en) 1989-04-12
EP0180912A2 (en) 1986-05-14
DE3440543A1 (en) 1986-05-22

Similar Documents

Publication Publication Date Title
GB2097867B (en) Radial piston machines
AU579874B2 (en) Fluid machine
DE3566016D1 (en) Axial piston machine, especially a pump of the inclined plate type
GB8501649D0 (en) Piston ring
GB2176252B (en) Axial piston machine
GB2110770B (en) Radial piston machine
GB8504793D0 (en) Piston ring
GB2163493B (en) Radial piston device
DE3562044D1 (en) Piston ring
GB8417816D0 (en) Piston machines
GB8501650D0 (en) Piston ring
GB2161223B (en) Radial piston pump
GB2110311B (en) Radial piston machine
GB8528940D0 (en) Piston ring arrangement
GB8404335D0 (en) Fluid machines
GB2099521B (en) Radial piston machine
GB2107408B (en) Radial piston machine
EP0180912A3 (en) Fluidic radial piston machine
GB2099520B (en) Radial piston machine
GB8715466D0 (en) Axial piston machine
GB2198485B (en) Piston machine
GB2152594B (en) Radial piston machine
GB8416096D0 (en) Hydraulic machine
GB8608097D0 (en) Radial piston hydraulic machines
GB8608098D0 (en) Radial piston hydraulic machines

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): FR GB IT SE

17P Request for examination filed

Effective date: 19860515

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): FR GB IT SE

17Q First examination report despatched

Effective date: 19871028

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): FR GB IT SE

ITF It: translation for a ep patent filed
GBT Gb: translation of ep patent filed (gb section 77(6)(a)/1977)
ET Fr: translation filed
PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed
ITTA It: last paid annual fee
EAL Se: european patent in force in sweden

Ref document number: 85113805.7

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: SE

Payment date: 19981026

Year of fee payment: 14

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: GB

Payment date: 19981030

Year of fee payment: 14

Ref country code: FR

Payment date: 19981030

Year of fee payment: 14

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SE

Free format text: THE PATENT HAS BEEN ANNULLED BY A DECISION OF A NATIONAL AUTHORITY

Effective date: 19991030

Ref country code: GB

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 19991030

EUG Se: european patent has lapsed

Ref document number: 85113805.7

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 19991030

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FR

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20000630

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST