CH604009A5 - - Google Patents

Info

Publication number
CH604009A5
CH604009A5 CH407276A CH407276A CH604009A5 CH 604009 A5 CH604009 A5 CH 604009A5 CH 407276 A CH407276 A CH 407276A CH 407276 A CH407276 A CH 407276A CH 604009 A5 CH604009 A5 CH 604009A5
Authority
CH
Switzerland
Application number
CH407276A
Inventor
Lars Segerstroem
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 CH604009A5 publication Critical patent/CH604009A5/xx

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
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Details And Applications Of Rotary Liquid Pumps (AREA)
CH407276A 1975-04-02 1976-04-01 CH604009A5 (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7503787A SE383774B (sv) 1975-04-02 1975-04-02 Skruvpump

Publications (1)

Publication Number Publication Date
CH604009A5 true CH604009A5 (xx) 1978-08-31

Family

ID=20324149

Family Applications (1)

Application Number Title Priority Date Filing Date
CH407276A CH604009A5 (xx) 1975-04-02 1976-04-01

Country Status (5)

Country Link
US (1) US4018549A (xx)
JP (1) JPS51122804A (xx)
CH (1) CH604009A5 (xx)
DE (2) DE7608435U1 (xx)
SE (1) SE383774B (xx)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3815158A1 (de) * 1988-05-04 1989-11-16 Allweiler Ag Verfahren zur verringerung der druckpulsation einer verdraengerpumpe, insbesondere einer schraubenspindelpumpe und eine danach ausgefuehrte schraubenspindelpumpe
JPH07111184B2 (ja) * 1988-12-05 1995-11-29 株式会社荏原製作所 スクリュ−圧縮機
US5123821A (en) * 1990-03-08 1992-06-23 Allweiler Ag Screw spindle pump with a reduced pulsation effect
FI104440B (fi) * 1995-06-22 2000-01-31 Kone Corp Ruuvipumppu ja ruuvipumpun ruuvi

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3086474A (en) * 1960-02-18 1963-04-23 Laval Turbine Screw pump
US3181472A (en) * 1963-07-10 1965-05-04 Laval Turbine Pumps or motors

Also Published As

Publication number Publication date
US4018549A (en) 1977-04-19
JPS51122804A (en) 1976-10-27
DE2611566A1 (de) 1976-10-14
DE7608435U1 (de) 1976-07-15
SE383774B (sv) 1976-03-29

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Legal Events

Date Code Title Description
PL Patent ceased