FR2346575B1 - - Google Patents

Info

Publication number
FR2346575B1
FR2346575B1 FR7609023A FR7609023A FR2346575B1 FR 2346575 B1 FR2346575 B1 FR 2346575B1 FR 7609023 A FR7609023 A FR 7609023A FR 7609023 A FR7609023 A FR 7609023A FR 2346575 B1 FR2346575 B1 FR 2346575B1
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
FR7609023A
Other versions
FR2346575A1 (fr
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.)
PK I
Original Assignee
PK I
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 PK I filed Critical PK I
Priority to FR7609023A priority Critical patent/FR2346575A1/fr
Publication of FR2346575A1 publication Critical patent/FR2346575A1/fr
Application granted granted Critical
Publication of FR2346575B1 publication Critical patent/FR2346575B1/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
    • B30B15/16—Control arrangements for fluid-driven presses
    • B30B15/24—Control arrangements for fluid-driven presses controlling the movement of a plurality of actuating members to maintain parallel movement of the platen or press beam
    • 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
    • F04B1/16—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 having two or more sets of cylinders or pistons
    • 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
    • F04B49/22—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 means of valves
    • F04B49/24—Bypassing
    • F04B49/243—Bypassing by keeping open the inlet valve

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Reciprocating Pumps (AREA)
FR7609023A 1976-03-29 1976-03-29 Pompe reglable a pistons axiaux a distribution par clapets du fluide moteur et dispositif de commande hydraulique d'une presse a plier les toles en comportant application Granted FR2346575A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7609023A FR2346575A1 (fr) 1976-03-29 1976-03-29 Pompe reglable a pistons axiaux a distribution par clapets du fluide moteur et dispositif de commande hydraulique d'une presse a plier les toles en comportant application

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7609023A FR2346575A1 (fr) 1976-03-29 1976-03-29 Pompe reglable a pistons axiaux a distribution par clapets du fluide moteur et dispositif de commande hydraulique d'une presse a plier les toles en comportant application

Publications (2)

Publication Number Publication Date
FR2346575A1 FR2346575A1 (fr) 1977-10-28
FR2346575B1 true FR2346575B1 (fr) 1979-01-19

Family

ID=9171060

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7609023A Granted FR2346575A1 (fr) 1976-03-29 1976-03-29 Pompe reglable a pistons axiaux a distribution par clapets du fluide moteur et dispositif de commande hydraulique d'une presse a plier les toles en comportant application

Country Status (1)

Country Link
FR (1) FR2346575A1 (fr)

Also Published As

Publication number Publication date
FR2346575A1 (fr) 1977-10-28

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Legal Events

Date Code Title Description
ST Notification of lapse