JPH0151919B2 - - Google Patents

Info

Publication number
JPH0151919B2
JPH0151919B2 JP57203619A JP20361982A JPH0151919B2 JP H0151919 B2 JPH0151919 B2 JP H0151919B2 JP 57203619 A JP57203619 A JP 57203619A JP 20361982 A JP20361982 A JP 20361982A JP H0151919 B2 JPH0151919 B2 JP H0151919B2
Authority
JP
Japan
Prior art keywords
piston
compressor
valve
piping
throttle valve
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
JP57203619A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5993989A (ja
Inventor
Akira Suzuki
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP20361982A priority Critical patent/JPS5993989A/ja
Publication of JPS5993989A publication Critical patent/JPS5993989A/ja
Publication of JPH0151919B2 publication Critical patent/JPH0151919B2/ja
Granted 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
    • F04C28/24—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids characterised by using valves controlling pressure or flow rate, e.g. discharge valves or unloading valves

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
JP20361982A 1982-11-22 1982-11-22 回転形圧縮機のアンロ−ダ装置 Granted JPS5993989A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP20361982A JPS5993989A (ja) 1982-11-22 1982-11-22 回転形圧縮機のアンロ−ダ装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP20361982A JPS5993989A (ja) 1982-11-22 1982-11-22 回転形圧縮機のアンロ−ダ装置

Publications (2)

Publication Number Publication Date
JPS5993989A JPS5993989A (ja) 1984-05-30
JPH0151919B2 true JPH0151919B2 (cs) 1989-11-07

Family

ID=16477042

Family Applications (1)

Application Number Title Priority Date Filing Date
JP20361982A Granted JPS5993989A (ja) 1982-11-22 1982-11-22 回転形圧縮機のアンロ−ダ装置

Country Status (1)

Country Link
JP (1) JPS5993989A (cs)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3668616B2 (ja) 1998-09-17 2005-07-06 株式会社日立産機システム オイルフリースクリュー圧縮機

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5221876Y2 (cs) * 1971-03-12 1977-05-19
JPS57105588A (en) * 1980-12-24 1982-07-01 Hitachi Ltd Starting load reduction device for screw compressor

Also Published As

Publication number Publication date
JPS5993989A (ja) 1984-05-30

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