IT1121315B - TWO-PUMP PUMP, WITHOUT VALVES, WITH DEVICE FOR FLOW RATE ADJUSTMENT - Google Patents

TWO-PUMP PUMP, WITHOUT VALVES, WITH DEVICE FOR FLOW RATE ADJUSTMENT

Info

Publication number
IT1121315B
IT1121315B IT23161/79A IT2316179A IT1121315B IT 1121315 B IT1121315 B IT 1121315B IT 23161/79 A IT23161/79 A IT 23161/79A IT 2316179 A IT2316179 A IT 2316179A IT 1121315 B IT1121315 B IT 1121315B
Authority
IT
Italy
Prior art keywords
pump
valves
flow rate
rate adjustment
adjustment
Prior art date
Application number
IT23161/79A
Other languages
Italian (it)
Other versions
IT7923161A0 (en
Original Assignee
Dropsa Spa
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 Dropsa Spa filed Critical Dropsa Spa
Priority to IT23161/79A priority Critical patent/IT1121315B/en
Publication of IT7923161A0 publication Critical patent/IT7923161A0/en
Priority to GB8017955A priority patent/GB2052646A/en
Application granted granted Critical
Publication of IT1121315B publication Critical patent/IT1121315B/en

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
    • F04B7/00—Piston machines or pumps characterised by having positively-driven valving
    • F04B7/04—Piston machines or pumps characterised by having positively-driven valving in which the valving is performed by pistons and cylinders coacting to open and close intake or outlet ports
    • 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
    • F04B1/02—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having two 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
    • F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
    • F04B1/04—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement
    • F04B1/06—Control
    • 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
    • F04B49/12—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 varying the length of stroke of the working members
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16N—LUBRICATING
    • F16N13/00—Lubricating-pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Reciprocating Pumps (AREA)
IT23161/79A 1979-05-31 1979-05-31 TWO-PUMP PUMP, WITHOUT VALVES, WITH DEVICE FOR FLOW RATE ADJUSTMENT IT1121315B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT23161/79A IT1121315B (en) 1979-05-31 1979-05-31 TWO-PUMP PUMP, WITHOUT VALVES, WITH DEVICE FOR FLOW RATE ADJUSTMENT
GB8017955A GB2052646A (en) 1979-05-31 1980-06-02 Pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT23161/79A IT1121315B (en) 1979-05-31 1979-05-31 TWO-PUMP PUMP, WITHOUT VALVES, WITH DEVICE FOR FLOW RATE ADJUSTMENT

Publications (2)

Publication Number Publication Date
IT7923161A0 IT7923161A0 (en) 1979-05-31
IT1121315B true IT1121315B (en) 1986-04-02

Family

ID=11204416

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23161/79A IT1121315B (en) 1979-05-31 1979-05-31 TWO-PUMP PUMP, WITHOUT VALVES, WITH DEVICE FOR FLOW RATE ADJUSTMENT

Country Status (2)

Country Link
GB (1) GB2052646A (en)
IT (1) IT1121315B (en)

Also Published As

Publication number Publication date
GB2052646A (en) 1981-01-28
IT7923161A0 (en) 1979-05-31

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