IT1016442B - Perfezionamento nei dispositivi di iniezione di liquido in compressori del tipo a girante a vite - Google Patents

Perfezionamento nei dispositivi di iniezione di liquido in compressori del tipo a girante a vite

Info

Publication number
IT1016442B
IT1016442B IT52138/74A IT5213874A IT1016442B IT 1016442 B IT1016442 B IT 1016442B IT 52138/74 A IT52138/74 A IT 52138/74A IT 5213874 A IT5213874 A IT 5213874A IT 1016442 B IT1016442 B IT 1016442B
Authority
IT
Italy
Prior art keywords
improvement
liquid injection
injection devices
impeller type
type compressors
Prior art date
Application number
IT52138/74A
Other languages
English (en)
Italian (it)
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
Application granted granted Critical
Publication of IT1016442B publication Critical patent/IT1016442B/it

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)
IT52138/74A 1973-07-20 1974-07-16 Perfezionamento nei dispositivi di iniezione di liquido in compressori del tipo a girante a vite IT1016442B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7310168A SE378885B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1973-07-20 1973-07-20

Publications (1)

Publication Number Publication Date
IT1016442B true IT1016442B (it) 1977-05-30

Family

ID=20318111

Family Applications (1)

Application Number Title Priority Date Filing Date
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

Country Status (9)

Country Link
US (1) US3941520A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS5049713A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE (1) BE817770A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA1024486A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2434783A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2238069B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1441218A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IT (1) IT1016442B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
SE (1) SE378885B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5424713U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 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
FR2238069A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1975-02-14
BE817770A (fr) 1974-11-18
JPS5049713A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1975-05-02
CA1024486A (en) 1978-01-17
US3941520A (en) 1976-03-02
GB1441218A (en) 1976-06-30
FR2238069B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1977-10-07
DE2434783A1 (de) 1975-02-06
SE7310168L (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1975-01-21
SE378885B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1975-09-15

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