FR2692008B1 - IMPROVEMENT WITH PISTON HYDRAULIC PUMPS PROVIDED WITH SUCTION VALVES. - Google Patents

IMPROVEMENT WITH PISTON HYDRAULIC PUMPS PROVIDED WITH SUCTION VALVES.

Info

Publication number
FR2692008B1
FR2692008B1 FR9206827A FR9206827A FR2692008B1 FR 2692008 B1 FR2692008 B1 FR 2692008B1 FR 9206827 A FR9206827 A FR 9206827A FR 9206827 A FR9206827 A FR 9206827A FR 2692008 B1 FR2692008 B1 FR 2692008B1
Authority
FR
France
Prior art keywords
improvement
hydraulic pumps
piston hydraulic
suction valves
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
FR9206827A
Other languages
French (fr)
Other versions
FR2692008A1 (en
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 FR9206827A priority Critical patent/FR2692008B1/en
Application filed by LEDUC RENE HYDRO SA filed Critical LEDUC RENE HYDRO SA
Priority to DE69301254T priority patent/DE69301254T2/en
Priority to ES93400434T priority patent/ES2085120T3/en
Priority to AT93400434T priority patent/ATE132942T1/en
Priority to EP93400434A priority patent/EP0558389B1/en
Priority to CA002090715A priority patent/CA2090715A1/en
Priority to US08/023,951 priority patent/US5354181A/en
Publication of FR2692008A1 publication Critical patent/FR2692008A1/en
Application granted granted Critical
Publication of FR2692008B1 publication Critical patent/FR2692008B1/en
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
FR9206827A 1992-02-28 1992-06-05 IMPROVEMENT WITH PISTON HYDRAULIC PUMPS PROVIDED WITH SUCTION VALVES. Expired - Fee Related FR2692008B1 (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
FR9206827A FR2692008B1 (en) 1992-06-05 1992-06-05 IMPROVEMENT WITH PISTON HYDRAULIC PUMPS PROVIDED WITH SUCTION VALVES.
ES93400434T ES2085120T3 (en) 1992-02-28 1993-02-19 HYDRAULIC PISTON PUMP PROVIDED WITH SUCTION VALVES.
AT93400434T ATE132942T1 (en) 1992-02-28 1993-02-19 HYDRAULIC PISTON PUMP WITH INLET VALVES
EP93400434A EP0558389B1 (en) 1992-02-28 1993-02-19 Hydraulic piston pump with inlet valves
DE69301254T DE69301254T2 (en) 1992-02-28 1993-02-19 Hydraulic piston pump with inlet valves
CA002090715A CA2090715A1 (en) 1992-02-28 1993-02-23 Improved suction valve piston hydraulic pumps
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
FR9206827A FR2692008B1 (en) 1992-06-05 1992-06-05 IMPROVEMENT WITH PISTON HYDRAULIC PUMPS PROVIDED WITH SUCTION VALVES.

Publications (2)

Publication Number Publication Date
FR2692008A1 FR2692008A1 (en) 1993-12-10
FR2692008B1 true FR2692008B1 (en) 1995-08-11

Family

ID=9430470

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9206827A Expired - Fee Related FR2692008B1 (en) 1992-02-28 1992-06-05 IMPROVEMENT WITH PISTON HYDRAULIC PUMPS PROVIDED WITH SUCTION VALVES.

Country Status (1)

Country Link
FR (1) FR2692008B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3075277B1 (en) 2017-12-14 2021-10-08 Hydro Leduc HYDRAULIC PUMP WITH SERIES SPHERES

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 (en) * 1943-12-27 1948-10-15 Anonyme Messier Societe Hydraulic pump.
FR1104109A (en) * 1954-04-28 1955-11-16 Rech S Etudes Further development of piston fluid pumps or motors
BE829694A (en) * 1975-05-30 1975-12-01 IMPROVEMENTS TO AXIAL PISTON PUMPS
DE2622010C3 (en) * 1976-05-18 1982-04-01 G.L. Rexroth Gmbh, 8770 Lohr Hydrostatic radial piston pump
EP0234006A3 (en) * 1985-12-26 1988-01-07 Allied Corporation Variable displacement high pressure pump

Also Published As

Publication number Publication date
FR2692008A1 (en) 1993-12-10

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Legal Events

Date Code Title Description
ST Notification of lapse
ST Notification of lapse