SE378885B - - Google Patents

Info

Publication number
SE378885B
SE378885B SE7310168A SE7310168A SE378885B SE 378885 B SE378885 B SE 378885B SE 7310168 A SE7310168 A SE 7310168A SE 7310168 A SE7310168 A SE 7310168A SE 378885 B SE378885 B SE 378885B
Authority
SE
Sweden
Application number
SE7310168A
Other versions
SE7310168L (xx
Inventor
H K Olofsson
Original Assignee
Atlas Copco 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 Atlas Copco Ab filed Critical Atlas Copco Ab
Priority to SE7310168A priority Critical patent/SE378885B/xx
Priority to IT52138/74A priority patent/IT1016442B/it
Priority to BE146666A priority patent/BE817770A/xx
Priority to GB3162974A priority patent/GB1441218A/en
Priority to US05/489,941 priority patent/US3941520A/en
Priority to DE2434783A priority patent/DE2434783A1/de
Priority to FR7425149A priority patent/FR2238069B1/fr
Priority to CA205,226A priority patent/CA1024486A/en
Priority to JP49082332A priority patent/JPS5049713A/ja
Publication of SE7310168L publication Critical patent/SE7310168L/
Publication of SE378885B publication Critical patent/SE378885B/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
    • F04C18/10—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 internal-axis type with the outer member having more teeth or tooth equivalents, e.g. rollers, than the inner member
    • F04C18/107—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 internal-axis type with the outer member having more teeth or tooth equivalents, e.g. rollers, than the inner member with helical teeth
    • F04C18/1075—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 internal-axis type with the outer member having more teeth or tooth equivalents, e.g. rollers, than the inner member with helical teeth the inner and outer member having a different number of threads and one of the two being made of elastic material, e.g. Moineau 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
    • F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • F04C29/0007—Injection of a fluid in the working chamber for sealing, cooling and lubricating

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Rotary-Type Compressors (AREA)
SE7310168A 1973-07-20 1973-07-20 SE378885B (xx)

Priority Applications (9)

Application Number Priority Date Filing Date Title
SE7310168A SE378885B (xx) 1973-07-20 1973-07-20
IT52138/74A IT1016442B (it) 1973-07-20 1974-07-16 Perfezionamento nei dispositivi di iniezione di liquido in compressori del tipo a girante a vite
BE146666A BE817770A (fr) 1973-07-20 1974-07-17 Compresseur a vis et procede pour y injecter un liquide
GB3162974A GB1441218A (en) 1973-07-20 1974-07-17 Injection of liquid in an internally-meshing screw compressor
US05/489,941 US3941520A (en) 1973-07-20 1974-07-18 Method and device for injection of liquid
DE2434783A DE2434783A1 (de) 1973-07-20 1974-07-19 Schraubenverdichter sowie verfahren zum einspritzen einer fluessigkeit in denselben
FR7425149A FR2238069B1 (xx) 1973-07-20 1974-07-19
CA205,226A CA1024486A (en) 1973-07-20 1974-07-19 Method and apparatus for injecting cooling liquid in a screw compressor
JP49082332A JPS5049713A (xx) 1973-07-20 1974-07-19

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7310168A SE378885B (xx) 1973-07-20 1973-07-20

Publications (2)

Publication Number Publication Date
SE7310168L SE7310168L (xx) 1975-01-21
SE378885B true SE378885B (xx) 1975-09-15

Family

ID=20318111

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7310168A SE378885B (xx) 1973-07-20 1973-07-20

Country Status (9)

Country Link
US (1) US3941520A (xx)
JP (1) JPS5049713A (xx)
BE (1) BE817770A (xx)
CA (1) CA1024486A (xx)
DE (1) DE2434783A1 (xx)
FR (1) FR2238069B1 (xx)
GB (1) GB1441218A (xx)
IT (1) IT1016442B (xx)
SE (1) SE378885B (xx)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5424713U (xx) * 1977-07-22 1979-02-17
GB8521239D0 (en) * 1985-08-24 1985-10-02 Weir Pumps Ltd Rotary positive displacement fluid machines
BE1016581A3 (nl) * 2005-02-22 2007-02-06 Atlas Copco Airpower Nv Verbeterd watergeinjecteerd schroefcompressorelement.
US11136978B2 (en) 2016-09-16 2021-10-05 Vilter Manufacturing Llc High suction pressure single screw compressor with thrust balancing load using shaft seal pressure and related methods

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB427475A (en) * 1933-10-13 1935-04-15 Arthur William Capps Improvements relating to rotary compressors, engines and heating and cooling apparatus
US2290137A (en) * 1938-10-22 1942-07-14 Roy G Dorrance Compressor for refrigerating apparatus
US2358721A (en) * 1940-05-22 1944-09-19 Ljungdahl Oskar Birger Pump, compressor, motor, or the like
US2695694A (en) * 1951-11-03 1954-11-30 Seinfeld Emmy Margaret Diaphragm mechanism for pump clutches
FR1369351A (fr) * 1963-03-21 1964-08-14 Renault Perfectionnements au graissage des segments radiaux de moteurs rotatifs

Also Published As

Publication number Publication date
IT1016442B (it) 1977-05-30
CA1024486A (en) 1978-01-17
SE7310168L (xx) 1975-01-21
US3941520A (en) 1976-03-02
FR2238069A1 (xx) 1975-02-14
JPS5049713A (xx) 1975-05-02
GB1441218A (en) 1976-06-30
FR2238069B1 (xx) 1977-10-07
BE817770A (fr) 1974-11-18
DE2434783A1 (de) 1975-02-06

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