DE69004667D1 - Selbstumsteuernde kolbenpumpe mit hydraulischer übertragung des umkehrsignals. - Google Patents

Selbstumsteuernde kolbenpumpe mit hydraulischer übertragung des umkehrsignals.

Info

Publication number
DE69004667D1
DE69004667D1 DE90903379T DE69004667T DE69004667D1 DE 69004667 D1 DE69004667 D1 DE 69004667D1 DE 90903379 T DE90903379 T DE 90903379T DE 69004667 T DE69004667 T DE 69004667T DE 69004667 D1 DE69004667 D1 DE 69004667D1
Authority
DE
Germany
Prior art keywords
self
piston pump
hydraulic transmission
reverse signal
adjusting 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 - Fee Related
Application number
DE90903379T
Other languages
English (en)
Other versions
DE69004667T2 (de
Inventor
Andre Lavoisiere
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of DE69004667D1 publication Critical patent/DE69004667D1/de
Application granted granted Critical
Publication of DE69004667T2 publication Critical patent/DE69004667T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L25/00—Drive, or adjustment during the operation, or distribution or expansion valves by non-mechanical means
    • F01L25/02—Drive, or adjustment during the operation, or distribution or expansion valves by non-mechanical means by fluid means
    • F01L25/04—Drive, or adjustment during the operation, or distribution or expansion valves by non-mechanical means by fluid means by working-fluid of machine or engine, e.g. free-piston machine
    • F01L25/06—Arrangements with main and auxiliary valves, at least one of them being fluid-driven
    • F01L25/063—Arrangements with main and auxiliary valves, at least one of them being fluid-driven the auxiliary valve being actuated by the working motor-piston or piston-rod
    • 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
    • F04B9/00—Piston machines or pumps characterised by the driving or driven means to or from their working members
    • F04B9/08—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid
    • F04B9/10—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being liquid
    • F04B9/109—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being liquid having plural pumping chambers
    • F04B9/111—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being liquid having plural pumping chambers with two mechanically connected pumping members
    • F04B9/113—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being liquid having plural pumping chambers with two mechanically connected pumping members reciprocating movement of the pumping members being obtained by a double-acting liquid motor

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Reciprocating Pumps (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Details Of Reciprocating Pumps (AREA)
DE69004667T 1989-02-06 1990-02-05 Selbstumsteuernde kolbenpumpe mit hydraulischer übertragung des umkehrsignals. Expired - Fee Related DE69004667T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8901493A FR2642796B1 (fr) 1989-02-06 1989-02-06 Pompe a piston alternatif autoreversible a transmission hydraulique du signal d'inversion
PCT/FR1990/000089 WO1990008896A1 (fr) 1989-02-06 1990-02-05 Pompe a piston alternatif autoreversible a transmission hydraulique du signal d'inversion

Publications (2)

Publication Number Publication Date
DE69004667D1 true DE69004667D1 (de) 1993-12-23
DE69004667T2 DE69004667T2 (de) 1994-05-19

Family

ID=9378505

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69004667T Expired - Fee Related DE69004667T2 (de) 1989-02-06 1990-02-05 Selbstumsteuernde kolbenpumpe mit hydraulischer übertragung des umkehrsignals.

Country Status (6)

Country Link
EP (1) EP0426772B1 (de)
AU (1) AU5158490A (de)
CA (1) CA2026986A1 (de)
DE (1) DE69004667T2 (de)
FR (1) FR2642796B1 (de)
WO (1) WO1990008896A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2346178B (en) * 1999-01-26 2003-03-19 Brian William Young Integral pump and control valve
CN102410167A (zh) * 2011-11-17 2012-04-11 李镇明 液压注浆泵拨杆式换向机构
RU181046U1 (ru) * 2017-07-11 2018-07-04 Сергей Петрович Семенищев Гидроприводной компрессор
CN111120240A (zh) * 2019-12-25 2020-05-08 邵延荣 一种潜水泵

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2970579A (en) * 1959-11-23 1961-02-07 Tomlon Corp Hydraulic reversing control
US3292498A (en) * 1965-01-08 1966-12-20 Raymond S Zimmerman Fluid motor including reciprocating fluid responsive valves
DE1528583A1 (de) * 1965-05-20 1970-01-29 Stahl U Appbau Hans Leffer Gmb Hydraulisch oder pneumatisch kontinuierlich betaetigter Kolbenantrieb mit hin- und hergehender Bewegung,insbesondere doppeltwirkender Druckuebersetzer
CH473319A (de) * 1968-06-19 1969-05-31 Hydrel Ag Maschf Vollhydraulische Vorrichtung an Maschine oder Apparat mit geradlinig hin- und hergehendem Teil, für weitgehend last- und geschwindigkeitsunabhängige Genauigkeitsumsteuerung der Bewegung des Teils zwischen zwei einstellbaren Umsteuerpunkten
US3846049A (en) * 1973-09-24 1974-11-05 Oilgear Co Intensifier pump with half wave modulator
US4029440A (en) * 1975-08-21 1977-06-14 Flow Industries, Inc. High pressure fluid intensifier and method
US4730991A (en) * 1986-07-29 1988-03-15 James M. Greentree Gas actuated proportioning pump

Also Published As

Publication number Publication date
DE69004667T2 (de) 1994-05-19
WO1990008896A1 (fr) 1990-08-09
CA2026986A1 (fr) 1990-08-07
EP0426772B1 (de) 1993-11-18
EP0426772A1 (de) 1991-05-15
FR2642796B1 (fr) 1994-05-06
FR2642796A1 (fr) 1990-08-10
AU5158490A (en) 1990-08-24

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee