FR919222A - Pompe à piston - Google Patents

Pompe à piston

Info

Publication number
FR919222A
FR919222A FR919222DA FR919222A FR 919222 A FR919222 A FR 919222A FR 919222D A FR919222D A FR 919222DA FR 919222 A FR919222 A FR 919222A
Authority
FR
France
Prior art keywords
piston pump
piston
pump
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
Application number
Other languages
English (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.)
BERTHOUD ET CIE
Original Assignee
BERTHOUD ET CIE
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 BERTHOUD ET CIE filed Critical BERTHOUD ET CIE
Application granted granted Critical
Publication of FR919222A publication Critical patent/FR919222A/fr
Expired 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
    • F04B49/18—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 changing the effective cross-section of the working surface of 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
    • F04B53/1002—Ball valves

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR919222D 1945-03-14 1945-12-20 Pompe à piston Expired FR919222A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH919222X 1945-03-14

Publications (1)

Publication Number Publication Date
FR919222A true FR919222A (fr) 1947-03-03

Family

ID=4548046

Family Applications (1)

Application Number Title Priority Date Filing Date
FR919222D Expired FR919222A (fr) 1945-03-14 1945-12-20 Pompe à piston

Country Status (1)

Country Link
FR (1) FR919222A (fr)

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