BE769633A - - Google Patents

Info

Publication number
BE769633A
BE769633A BE769633A BE769633A BE769633A BE 769633 A BE769633 A BE 769633A BE 769633 A BE769633 A BE 769633A BE 769633 A BE769633 A BE 769633A BE 769633 A BE769633 A BE 769633A
Authority
BE
Belgium
Application number
BE769633A
Inventor
W Persson
L B Schibbye
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
Publication of BE769633A publication Critical patent/BE769633A/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
    • F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
    • F04C18/08—Rotary-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
    • F04C18/12—Rotary-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
    • F04C18/14—Rotary-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
    • F04C18/16—Rotary-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
    • 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
    • F04C23/00—Combinations 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
    • F04C23/001—Combinations 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)
BE769633A 1970-07-09 1971-07-07 BE769633A (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
BE769633A true BE769633A (en) 1971-11-16

Family

ID=10352516

Family Applications (1)

Application Number Title Priority Date Filing Date
BE769633A BE769633A (en) 1970-07-09 1971-07-07

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
FR2100405A5 (en) 1972-03-17
DE2134241B2 (en) 1979-06-21
DE2134241C3 (en) 1980-03-06
CA940501A (en) 1974-01-22
FI54646B (en) 1978-09-29
CS157718B2 (en) 1974-09-16
FI54646C (en) 1979-01-10
DE2134241A1 (en) 1972-01-20
GB1361604A (en) 1974-07-30
SE374946B (en) 1975-03-24

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: SVENSKA ROTOR MASKINER A.B.

Effective date: 19900731