FR2394692B1 - - Google Patents

Info

Publication number
FR2394692B1
FR2394692B1 FR7718715A FR7718715A FR2394692B1 FR 2394692 B1 FR2394692 B1 FR 2394692B1 FR 7718715 A FR7718715 A FR 7718715A FR 7718715 A FR7718715 A FR 7718715A FR 2394692 B1 FR2394692 B1 FR 2394692B1
Authority
FR
France
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
FR7718715A
Other languages
French (fr)
Other versions
FR2394692A1 (en
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 & Fils Rene
Original Assignee
Leduc & Fils Rene
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 Leduc & Fils Rene filed Critical Leduc & Fils Rene
Priority to FR7718715A priority Critical patent/FR2394692A1/en
Priority to DE19782825473 priority patent/DE2825473C2/en
Publication of FR2394692A1 publication Critical patent/FR2394692A1/en
Application granted granted Critical
Publication of FR2394692B1 publication Critical patent/FR2394692B1/fr
Granted 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
    • F04B49/005—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 changing the phase relationship of two working pistons in one working chamber or the phase-relationship of a piston and a driven distribution member
    • 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
    • F04B1/141—Details or component parts
    • F04B1/146—Swash plates; Actuating elements

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Reciprocating Pumps (AREA)
FR7718715A 1977-06-17 1977-06-17 Reversible swashplate hydraulic pump - has two-position port plate between swashplate and pistons to reverse direction of rotation Granted FR2394692A1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR7718715A FR2394692A1 (en) 1977-06-17 1977-06-17 Reversible swashplate hydraulic pump - has two-position port plate between swashplate and pistons to reverse direction of rotation
DE19782825473 DE2825473C2 (en) 1977-06-17 1978-06-09 Swash plate pump with two directions of rotation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7718715A FR2394692A1 (en) 1977-06-17 1977-06-17 Reversible swashplate hydraulic pump - has two-position port plate between swashplate and pistons to reverse direction of rotation

Publications (2)

Publication Number Publication Date
FR2394692A1 FR2394692A1 (en) 1979-01-12
FR2394692B1 true FR2394692B1 (en) 1980-04-04

Family

ID=9192246

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7718715A Granted FR2394692A1 (en) 1977-06-17 1977-06-17 Reversible swashplate hydraulic pump - has two-position port plate between swashplate and pistons to reverse direction of rotation

Country Status (2)

Country Link
DE (1) DE2825473C2 (en)
FR (1) FR2394692A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4486152A (en) * 1979-11-26 1984-12-04 Hydro Rene Leduc Pump with spring loaded valve
FR2476762A2 (en) * 1980-02-22 1981-08-28 Leduc & Fils Rene HYDRAULIC PUMP WITH BIAIS TRAY THAT CAN TURN IN BOTH WAYS
DD255966A1 (en) * 1986-11-10 1988-04-20 Karl Marx Stadt Ind Werke CONTROL MIRRORS FOR HYDROSTATIC PISTON PUMPS
ATE132942T1 (en) * 1992-02-28 1996-01-15 Leduc Rene Hydro Sa HYDRAULIC PISTON PUMP WITH INLET VALVES
FR2865779A1 (en) * 2004-02-04 2005-08-05 Hydro Leduc Hydraulic control device for opening inlet and exhaust valves, has axial pump with pistons whose heads rest on respective skids that pass into lunule, such that pumped hydraulic fluid is kept in communication with accumulator
DE102012214911A1 (en) * 2012-08-22 2014-02-27 Schaeffler Technologies AG & Co. KG Cam ring for a fluid delivery pump

Also Published As

Publication number Publication date
DE2825473C2 (en) 1983-03-03
FR2394692A1 (en) 1979-01-12
DE2825473A1 (en) 1979-01-11

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Legal Events

Date Code Title Description
ST Notification of lapse