JPS4854504A - - Google Patents

Info

Publication number
JPS4854504A
JPS4854504A JP47107018A JP10701872A JPS4854504A JP S4854504 A JPS4854504 A JP S4854504A JP 47107018 A JP47107018 A JP 47107018A JP 10701872 A JP10701872 A JP 10701872A JP S4854504 A JPS4854504 A JP S4854504A
Authority
JP
Japan
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.)
Pending
Application number
JP47107018A
Other languages
Japanese (ja)
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 filed Critical
Publication of JPS4854504A publication Critical patent/JPS4854504A/ja
Pending legal-status Critical Current

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
    • F04C28/00—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids
    • F04C28/10—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids characterised by changing the positions of the inlet or outlet openings with respect to the working chamber
    • F04C28/12—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids characterised by changing the positions of the inlet or outlet openings with respect to the working chamber using sliding valves
    • F04C28/125—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids characterised by changing the positions of the inlet or outlet openings with respect to the working chamber using sliding valves with sliding valves controlled by the use of fluid other than the working fluid

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Rotary-Type Compressors (AREA)
JP47107018A 1971-11-05 1972-10-25 Pending JPS4854504A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US19605671A 1971-11-05 1971-11-05

Publications (1)

Publication Number Publication Date
JPS4854504A true JPS4854504A (fr) 1973-07-31

Family

ID=22723965

Family Applications (1)

Application Number Title Priority Date Filing Date
JP47107018A Pending JPS4854504A (fr) 1971-11-05 1972-10-25

Country Status (7)

Country Link
US (1) US3738780A (fr)
JP (1) JPS4854504A (fr)
AU (1) AU462434B2 (fr)
BE (1) BE788564A (fr)
CA (1) CA946342A (fr)
GB (1) GB1387891A (fr)
ZA (1) ZA724566B (fr)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE366375B (fr) * 1972-06-30 1974-04-22 Stal Refrigeration Ab
US3809510A (en) * 1973-03-22 1974-05-07 Philco Ford Corp Combination pressure relief and anti-slugging valve for a screw compressor
GB1517156A (en) * 1974-06-21 1978-07-12 Svenska Rotor Maskiner Ab Screw compressor including means for varying the capacity thereof
GB1518271A (en) * 1974-07-01 1978-07-19 Svenska Rotor Maskiner Ab Method for the compression ratio of a screw compressor and prime mover
US3936239A (en) * 1974-07-26 1976-02-03 Dunham-Bush, Inc. Undercompression and overcompression free helical screw rotary compressor
USRE29283E (en) * 1974-07-26 1977-06-28 Dunham-Bush, Inc. Undercompression and overcompression free helical screw rotary compressor
US3924972A (en) * 1974-10-29 1975-12-09 Vilter Manufacturing Corp Control means for a variable capacity rotary screw compressor
US4076461A (en) * 1974-12-09 1978-02-28 Dunham-Bush, Inc. Feedback control system for helical screw rotary compressors
US4003199A (en) * 1976-03-01 1977-01-18 General Motors Corporation Turbine engine with air brake
USRE31379E (en) * 1979-06-01 1983-09-13 Dunham-Bush, Inc. Combined pressure matching and capacity control slide valve assembly for helical screw rotary machine
US4222716A (en) * 1979-06-01 1980-09-16 Dunham-Bush, Inc. Combined pressure matching and capacity control slide valve assembly for helical screw rotary machine
US4281975A (en) * 1979-10-09 1981-08-04 Blackwell Thomas D Anti-friction slide valve support for screw compressor
US4553911A (en) * 1983-11-22 1985-11-19 Frick Company Method of coding the oil in screw compressors equipped with automatic variable volume ratio
US4515540A (en) * 1983-11-22 1985-05-07 Frick Company Variable liquid refrigerant injection port locator for screw compressor equipped with automatic variable volume ratio
US4536130A (en) * 1984-06-18 1985-08-20 Dunham-Bush, Inc. Simplified unloader indicator for helical screw rotary compressor
US20070251256A1 (en) * 2006-03-20 2007-11-01 Pham Hung M Flash tank design and control for heat pumps
US8181478B2 (en) * 2006-10-02 2012-05-22 Emerson Climate Technologies, Inc. Refrigeration system
US8769982B2 (en) * 2006-10-02 2014-07-08 Emerson Climate Technologies, Inc. Injection system and method for refrigeration system compressor
US7647790B2 (en) 2006-10-02 2010-01-19 Emerson Climate Technologies, Inc. Injection system and method for refrigeration system compressor
US8539785B2 (en) 2009-02-18 2013-09-24 Emerson Climate Technologies, Inc. Condensing unit having fluid injection
US10012247B2 (en) * 2016-12-02 2018-07-03 Harris Corporation Variable booster for hybrid pneumatic regenerative system

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO117317B (fr) * 1964-03-20 1969-07-28 Svenska Rotor Maskiner Ab
GB1171291A (en) * 1965-10-12 1969-11-19 Svenska Rotor Maskiner Ab Screw Rotor Machines

Also Published As

Publication number Publication date
GB1387891A (en) 1975-03-19
US3738780A (en) 1973-06-12
AU4416372A (en) 1974-01-10
ZA724566B (en) 1974-02-27
CA946342A (en) 1974-04-30
BE788564A (fr) 1973-01-02
AU462434B2 (en) 1975-06-26

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