FR2688034B1 - Perfectionnement aux pompes hydrauliques a pistons munis de clapet d'aspiration. - Google Patents

Perfectionnement aux pompes hydrauliques a pistons munis de clapet d'aspiration.

Info

Publication number
FR2688034B1
FR2688034B1 FR9202334A FR9202334A FR2688034B1 FR 2688034 B1 FR2688034 B1 FR 2688034B1 FR 9202334 A FR9202334 A FR 9202334A FR 9202334 A FR9202334 A FR 9202334A FR 2688034 B1 FR2688034 B1 FR 2688034B1
Authority
FR
France
Prior art keywords
improvement
suction valve
hydraulic pumps
piston hydraulic
pumps provided
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
FR9202334A
Other languages
English (en)
Other versions
FR2688034A1 (fr
Inventor
Porel Louis-Claude
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.)
LEDUC RENE HYDRO SA
Original Assignee
LEDUC RENE HYDRO SA
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 to FR9202334A priority Critical patent/FR2688034B1/fr
Application filed by LEDUC RENE HYDRO SA filed Critical LEDUC RENE HYDRO SA
Priority to ES93400434T priority patent/ES2085120T3/es
Priority to DE69301254T priority patent/DE69301254T2/de
Priority to AT93400434T priority patent/ATE132942T1/de
Priority to EP93400434A priority patent/EP0558389B1/fr
Priority to CA002090715A priority patent/CA2090715A1/fr
Priority to US08/023,951 priority patent/US5354181A/en
Publication of FR2688034A1 publication Critical patent/FR2688034A1/fr
Application granted granted Critical
Publication of FR2688034B1 publication Critical patent/FR2688034B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F04B1/12—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis
    • F04B1/14—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis having stationary cylinders
    • 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
    • F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/10—Valves; Arrangement of valves
    • F04B53/12—Valves; Arrangement of valves arranged in or on pistons
    • F04B53/122—Valves; Arrangement of valves arranged in or on pistons the piston being free-floating, e.g. the valve being formed between the actuating rod and the piston
    • 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
    • F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/10—Valves; Arrangement of valves
    • F04B53/12—Valves; Arrangement of valves arranged in or on pistons
    • F04B53/125—Reciprocating valves

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Reciprocating Pumps (AREA)
FR9202334A 1992-02-28 1992-02-28 Perfectionnement aux pompes hydrauliques a pistons munis de clapet d'aspiration. Expired - Fee Related FR2688034B1 (fr)

Priority Applications (7)

Application Number Priority Date Filing Date Title
FR9202334A FR2688034B1 (fr) 1992-02-28 1992-02-28 Perfectionnement aux pompes hydrauliques a pistons munis de clapet d'aspiration.
DE69301254T DE69301254T2 (de) 1992-02-28 1993-02-19 Hydraulische Kolbenpumpe mit Einlassventilen
AT93400434T ATE132942T1 (de) 1992-02-28 1993-02-19 Hydraulische kolbenpumpe mit einlassventilen
EP93400434A EP0558389B1 (fr) 1992-02-28 1993-02-19 Pompe hydraulique à pistons munis de clapets d'aspiration
ES93400434T ES2085120T3 (es) 1992-02-28 1993-02-19 Bomba hidraulica de pistones provistos de valvulas de aspiracion.
CA002090715A CA2090715A1 (fr) 1992-02-28 1993-02-23 Perfectionnement aux pompes hydrauliques a pistons munis de clapet d'aspiration
US08/023,951 US5354181A (en) 1992-02-28 1993-02-26 Hydraulic piston pumps equipped with suction valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9202334A FR2688034B1 (fr) 1992-02-28 1992-02-28 Perfectionnement aux pompes hydrauliques a pistons munis de clapet d'aspiration.

Publications (2)

Publication Number Publication Date
FR2688034A1 FR2688034A1 (fr) 1993-09-03
FR2688034B1 true FR2688034B1 (fr) 1995-08-04

Family

ID=9427137

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9202334A Expired - Fee Related FR2688034B1 (fr) 1992-02-28 1992-02-28 Perfectionnement aux pompes hydrauliques a pistons munis de clapet d'aspiration.

Country Status (1)

Country Link
FR (1) FR2688034B1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2929219A1 (fr) 2008-03-25 2009-10-02 Sncf Circuit hydraulique pour wagon, en particulier une ballastiere
FR3012181A1 (fr) * 2013-10-22 2015-04-24 Hydro Leduc Pompe hydraulique a pistons a distribution par glace bi-directionnelle

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2389374A (en) * 1941-05-09 1945-11-20 Siam High-pressure hydraulic pump
CH257522A (fr) * 1943-12-27 1948-10-15 Anonyme Messier Societe Pompe hydraulique.
FR1104109A (fr) * 1954-04-28 1955-11-16 Rech S Etudes Perfectionnement apporté à des pompes ou moteurs à fluide à pistons
BE829694A (fr) * 1975-05-30 1975-12-01 Perfectionnements aux pompes a piston axial
DE2622010C3 (de) * 1976-05-18 1982-04-01 G.L. Rexroth Gmbh, 8770 Lohr Hydrostatische Radialkolbenpumpe
EP0234006A3 (fr) * 1985-12-26 1988-01-07 Allied Corporation Pompe à haute pression à débit variable

Also Published As

Publication number Publication date
FR2688034A1 (fr) 1993-09-03

Similar Documents

Publication Publication Date Title
AU6544094A (en) Hydraulic fluid-driven, multicylinder, modular, reciprocating piston pump
DE59401048D1 (de) Druckmitteldurchströmter kolben einer hubkolbenpumpe
DE59003477D1 (de) Druckmittelfördereinrichtung mit einer Hubkolbenpumpe.
IT1277212B1 (it) Pompa a stantuffo
IT8919027A0 (it) Compressore a pistone alternativo con cilindro deviato.
DE59602994D1 (de) Hydraulikgehäuseblock mit einer Kolbenpumpe
FR2726606B1 (fr) Pompe a pistons
AU660594B2 (en) Fluid pressure operated piston engine assembly
FR2736399B1 (fr) Compresseur a volutes, muni d'un clapet de retenue d'aspiration
DE59711474D1 (de) Kolbenvakuumpumpe mit auslassventil
FR2688034B1 (fr) Perfectionnement aux pompes hydrauliques a pistons munis de clapet d'aspiration.
AU5609096A (en) Reciprocating piston pump
FR2689572B1 (fr) Soupape d'aspiration de retenue flexible pour compresseurs à pistons alternatifs d'un fluide réfrigérant.
FR2692008B1 (fr) Perfectionnement aux pompes hydrauliques a pistons munis de clapets d'aspiration.
DE69300728T2 (de) Kolbenverdichter mit veränderlicher Verdrängung.
FR2665741B1 (fr) Soupape de refoulement et/ou d'aspiration, notamment pour compresseur a piston(s).
ITMI951883A0 (it) Valvola combinata per pompe idrauliche strozzate sull'aspirazione
FI935892A0 (fi) Monimäntäinen hydraulipumppu vapaamäntämoottoriin
DE69100301D1 (de) Flüssigkeitspumpe mit hin- und hergehendem Kolben.
FR2657125B1 (fr) Perfectionnements aux pompes hydrauliques a pistons axiaux et plateau biais.
IT8485647A0 (it) Pompa idraulica a pistone, azionabile manualmente.
FR2666627B1 (fr) Pompe a pistons flottants.
NO890467D0 (no) Hydraulisk drevet stempelpumpe for kompresjon av flerfasestroem.
DE4481026T1 (de) Kolbenverbrennungsmaschine mit begrenzter Ansaugung
DE69100302D1 (de) Flüssigkeitspumpe mit hin- und hergehendem Kolben.

Legal Events

Date Code Title Description
ST Notification of lapse