CH390690A - Screw pump - Google Patents

Screw pump

Info

Publication number
CH390690A
CH390690A CH78860A CH78860A CH390690A CH 390690 A CH390690 A CH 390690A CH 78860 A CH78860 A CH 78860A CH 78860 A CH78860 A CH 78860A CH 390690 A CH390690 A CH 390690A
Authority
CH
Switzerland
Prior art keywords
screw pump
pump
screw
Prior art date
Application number
CH78860A
Other languages
German (de)
Inventor
Torsten Montelius Carl Oscar
Original Assignee
Imo Industri Ab
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 Imo Industri Ab filed Critical Imo Industri Ab
Publication of CH390690A publication Critical patent/CH390690A/en

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • F04C29/0021—Systems for the equilibration of forces acting on the pump
    • F04C29/0035—Equalization of pressure pulses
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2/00—Rotary-piston machines or pumps
    • F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C2/12—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
    • F04C2/14—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons
    • F04C2/16—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with helical teeth, e.g. chevron-shaped, screw type
    • F04C2/165—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with helical teeth, e.g. chevron-shaped, screw type having more than two rotary pistons with parallel axes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
  • Details And Applications Of Rotary Liquid Pumps (AREA)
CH78860A 1959-02-23 1960-01-25 Screw pump CH390690A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE173759 1959-02-23

Publications (1)

Publication Number Publication Date
CH390690A true CH390690A (en) 1965-04-15

Family

ID=20258745

Family Applications (1)

Application Number Title Priority Date Filing Date
CH78860A CH390690A (en) 1959-02-23 1960-01-25 Screw pump

Country Status (4)

Country Link
BE (1) BE587040A (en)
CH (1) CH390690A (en)
DE (1) DE1403882A1 (en)
GB (1) GB914658A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4107315A1 (en) * 1990-03-08 1991-09-12 Allweiler Ag Screw spindle pump with conical profile spindle - has geometrical configuration which damps out pressure pulses
US5123821A (en) * 1990-03-08 1992-06-23 Allweiler Ag Screw spindle pump with a reduced pulsation effect
US7232297B2 (en) 2003-05-08 2007-06-19 Automotive Motion Technology Limited Screw pump
GB2419920B (en) 2004-11-08 2009-04-29 Automotive Motion Tech Ltd Pump
DE102013101164B4 (en) * 2013-02-06 2016-03-24 Leistritz Pumpen Gmbh Screw Pump

Also Published As

Publication number Publication date
GB914658A (en) 1963-01-02
DE1403882A1 (en) 1968-12-12
BE587040A (en) 1960-05-16

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