JPS57206794A - Screw compressor - Google Patents

Screw compressor

Info

Publication number
JPS57206794A
JPS57206794A JP8957581A JP8957581A JPS57206794A JP S57206794 A JPS57206794 A JP S57206794A JP 8957581 A JP8957581 A JP 8957581A JP 8957581 A JP8957581 A JP 8957581A JP S57206794 A JPS57206794 A JP S57206794A
Authority
JP
Japan
Prior art keywords
oil
cylinder chamber
discharge gas
chamber
pipe
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.)
Granted
Application number
JP8957581A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6151677B2 (enrdf_load_stackoverflow
Inventor
Kimio Nagata
Shigekazu Nozawa
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 JP8957581A priority Critical patent/JPS57206794A/ja
Publication of JPS57206794A publication Critical patent/JPS57206794A/ja
Publication of JPS6151677B2 publication Critical patent/JPS6151677B2/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
    • F04C28/10—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)
  • Rotary-Type Compressors (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
JP8957581A 1981-06-12 1981-06-12 Screw compressor Granted JPS57206794A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8957581A JPS57206794A (en) 1981-06-12 1981-06-12 Screw compressor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8957581A JPS57206794A (en) 1981-06-12 1981-06-12 Screw compressor

Publications (2)

Publication Number Publication Date
JPS57206794A true JPS57206794A (en) 1982-12-18
JPS6151677B2 JPS6151677B2 (enrdf_load_stackoverflow) 1986-11-10

Family

ID=13974595

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8957581A Granted JPS57206794A (en) 1981-06-12 1981-06-12 Screw compressor

Country Status (1)

Country Link
JP (1) JPS57206794A (enrdf_load_stackoverflow)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4747755A (en) * 1984-10-12 1988-05-31 Daikin Industries, Ltd. Capacity control device for a screw compressor
FR2661457A1 (fr) * 1990-04-30 1991-10-31 Zimmern Bernard Compresseur a glissieres avec ressorts d'egalisation.
US5211026A (en) * 1991-08-19 1993-05-18 American Standard Inc. Combination lift piston/axial port unloader arrangement for a screw compresser
US6302668B1 (en) * 2000-08-23 2001-10-16 Fu Sheng Industrial Co., Ltd. Capacity regulating apparatus for compressors
US7201569B2 (en) * 2002-12-03 2007-04-10 Bitzer Kuehlmaschinenbau Gmbh Screw compressor
CN105179253A (zh) * 2015-09-10 2015-12-23 珠海格力电器股份有限公司 螺杆压缩机的容量调节方法

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4747755A (en) * 1984-10-12 1988-05-31 Daikin Industries, Ltd. Capacity control device for a screw compressor
FR2661457A1 (fr) * 1990-04-30 1991-10-31 Zimmern Bernard Compresseur a glissieres avec ressorts d'egalisation.
US5211026A (en) * 1991-08-19 1993-05-18 American Standard Inc. Combination lift piston/axial port unloader arrangement for a screw compresser
US6302668B1 (en) * 2000-08-23 2001-10-16 Fu Sheng Industrial Co., Ltd. Capacity regulating apparatus for compressors
US7201569B2 (en) * 2002-12-03 2007-04-10 Bitzer Kuehlmaschinenbau Gmbh Screw compressor
CN105179253A (zh) * 2015-09-10 2015-12-23 珠海格力电器股份有限公司 螺杆压缩机的容量调节方法

Also Published As

Publication number Publication date
JPS6151677B2 (enrdf_load_stackoverflow) 1986-11-10

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term