CA940501A - Multistage screw rotor machine - Google Patents

Multistage screw rotor machine

Info

Publication number
CA940501A
CA940501A CA117,745A CA117745A CA940501A CA 940501 A CA940501 A CA 940501A CA 117745 A CA117745 A CA 117745A CA 940501 A CA940501 A CA 940501A
Authority
CA
Canada
Prior art keywords
screw rotor
rotor machine
multistage screw
multistage
machine
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
CA117,745A
Other versions
CA117745S (en
Inventor
Walther Persson
Lauritz B. Schibbye
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.)
Svenska Rotor Maskiner AB
Original Assignee
Svenska Rotor Maskiner 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 Svenska Rotor Maskiner AB filed Critical Svenska Rotor Maskiner AB
Application granted granted Critical
Publication of CA940501A publication Critical patent/CA940501A/en
Expired legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C18/00Rotary-piston pumps specially adapted for elastic fluids
    • F04C18/08Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C18/12Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
    • F04C18/14Rotary-piston pumps specially adapted for elastic fluids 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
    • F04C18/16Rotary-piston pumps specially adapted for elastic fluids 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C23/00Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
    • F04C23/001Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids of similar working principle

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Rotary Pumps (AREA)
CA117,745A 1970-07-09 1971-07-08 Multistage screw rotor machine Expired CA940501A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3340570A GB1361604A (en) 1970-07-09 1970-07-09 Meshing screw rotor positive-displacement machines

Publications (1)

Publication Number Publication Date
CA940501A true CA940501A (en) 1974-01-22

Family

ID=10352516

Family Applications (1)

Application Number Title Priority Date Filing Date
CA117,745A Expired CA940501A (en) 1970-07-09 1971-07-08 Multistage screw rotor machine

Country Status (8)

Country Link
BE (1) BE769633A (en)
CA (1) CA940501A (en)
CS (1) CS157718B2 (en)
DE (1) DE2134241C3 (en)
FI (1) FI54646C (en)
FR (1) FR2100405A5 (en)
GB (1) GB1361604A (en)
SE (1) SE374946B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1434927A (en) * 1972-04-27 1976-05-12 Svenska Rotor Maskiner Ab Refrigeration plants
SE455117B (en) * 1986-08-20 1988-06-20 Svenska Rotor Maskiner Ab SCREW COMPRESSOR
EP1944513A4 (en) * 2005-10-31 2013-05-29 Maekawa Seisakusho Kk Liquid injection type screw compressor
JP5197141B2 (en) * 2008-05-12 2013-05-15 株式会社神戸製鋼所 Two-stage screw compressor and refrigeration system
JP2012122450A (en) * 2010-12-10 2012-06-28 Kobe Steel Ltd Screw compressor
GB2500603A (en) * 2012-03-26 2013-10-02 Edwards Ltd Vacuum pump stators and vacuum pumps

Also Published As

Publication number Publication date
DE2134241B2 (en) 1979-06-21
FI54646C (en) 1979-01-10
GB1361604A (en) 1974-07-30
SE374946B (en) 1975-03-24
BE769633A (en) 1971-11-16
FI54646B (en) 1978-09-29
CS157718B2 (en) 1974-09-16
DE2134241C3 (en) 1980-03-06
FR2100405A5 (en) 1972-03-17
DE2134241A1 (en) 1972-01-20

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