JPS5079809A - - Google Patents

Info

Publication number
JPS5079809A
JPS5079809A JP49068062A JP6806274A JPS5079809A JP S5079809 A JPS5079809 A JP S5079809A JP 49068062 A JP49068062 A JP 49068062A JP 6806274 A JP6806274 A JP 6806274A JP S5079809 A JPS5079809 A JP S5079809A
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.)
Granted
Application number
JP49068062A
Other languages
Japanese (ja)
Other versions
JPS5315209B2 (en
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 JPS5079809A publication Critical patent/JPS5079809A/ja
Publication of JPS5315209B2 publication Critical patent/JPS5315209B2/ja
Expired 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
    • 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)
JP6806274A 1973-11-12 1974-06-14 Expired JPS5315209B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US415279A US3874828A (en) 1973-11-12 1973-11-12 Rotary control valve for screw compressors

Publications (2)

Publication Number Publication Date
JPS5079809A true JPS5079809A (en) 1975-06-28
JPS5315209B2 JPS5315209B2 (en) 1978-05-23

Family

ID=23645067

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6806274A Expired JPS5315209B2 (en) 1973-11-12 1974-06-14

Country Status (6)

Country Link
US (1) US3874828A (en)
JP (1) JPS5315209B2 (en)
BE (1) BE816968A (en)
CA (1) CA999274A (en)
GB (1) GB1416510A (en)
ZA (1) ZA743398B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2025501022A (en) * 2021-07-22 2025-01-16 ヒタチグローバルエアパワー ユーエス，エルエルシー Spiral valve for screw capacity control
WO2025204036A1 (en) * 2024-03-29 2025-10-02 コベルコ・コンプレッサ株式会社 Liquid-cooled screw compressor

Families Citing this family (48)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1517156A (en) * 1974-06-21 1978-07-12 Svenska Rotor Maskiner Ab Screw compressor including means for varying the capacity thereof
JPS5930919B2 (en) * 1974-12-24 1984-07-30 北越工業 （株） Liquid volume and gas capacity adjustment device for liquid-cooled rotary compressors
US3986801A (en) * 1975-05-06 1976-10-19 Frick Company Screw compressor
US4052135A (en) * 1976-05-11 1977-10-04 Gardner-Denver Company Control system for helical screw compressor
FR2459384A1 (en) * 1979-06-18 1981-01-09 Zimmern Bernard METHOD FOR ASYMMETRICALLY REGULATING MONOVIS COMPRESSORS
SE444601B (en) * 1983-10-24 1986-04-21 Stal Refrigeration Ab DEVICE FOR VOLUME CAPACITY CONTROL OF A SCREW COMPRESSOR
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
US4553911A (en) * 1983-11-22 1985-11-19 Frick Company Method of coding the oil in screw compressors equipped with automatic variable volume ratio
US4560333A (en) * 1984-02-07 1985-12-24 Hitachi, Ltd. Screw compressor
US4878818A (en) * 1988-07-05 1989-11-07 Carrier Corporation Common compression zone access ports for positive displacement compressor
US4909716A (en) * 1988-10-19 1990-03-20 Dunham-Bush Screw step drive internal volume ratio varying system for helical screw rotary compressor
US5352098A (en) * 1993-04-22 1994-10-04 Ingersoll-Rand Company Turn valve control system for a rotary screw compressor
US6883168B1 (en) 2000-06-21 2005-04-19 Microsoft Corporation Methods, systems, architectures and data structures for delivering software via a network
US7000230B1 (en) 2000-06-21 2006-02-14 Microsoft Corporation Network-based software extensions
US7624356B1 (en) 2000-06-21 2009-11-24 Microsoft Corporation Task-sensitive methods and systems for displaying command sets
WO2004051089A1 (en) * 2002-12-03 2004-06-17 Bitzer Kühlmaschinenbau Gmbh Screw compressor
DE10258145A1 (en) * 2002-12-03 2004-06-24 Bitzer Kühlmaschinenbau Gmbh screw compressors
US7153106B2 (en) * 2003-01-16 2006-12-26 R. Conrader Company Air compressor unit inlet control
US7415672B1 (en) 2003-03-24 2008-08-19 Microsoft Corporation System and method for designing electronic forms
US7370066B1 (en) 2003-03-24 2008-05-06 Microsoft Corporation System and method for offline editing of data files
US7275216B2 (en) 2003-03-24 2007-09-25 Microsoft Corporation System and method for designing electronic forms and hierarchical schemas
US7913159B2 (en) 2003-03-28 2011-03-22 Microsoft Corporation System and method for real-time validation of structured data files
US7406660B1 (en) 2003-08-01 2008-07-29 Microsoft Corporation Mapping between structured data and a visual surface
US7334187B1 (en) 2003-08-06 2008-02-19 Microsoft Corporation Electronic form aggregation
US20060158023A1 (en) * 2005-01-14 2006-07-20 The Boler Company Continuous radius axle and fabricated spindle assembly
US7937651B2 (en) 2005-01-14 2011-05-03 Microsoft Corporation Structural editing operations for network forms
CN101163866B (en) * 2005-04-11 2012-05-02 开利公司 compressor muffler
US8010515B2 (en) 2005-04-15 2011-08-30 Microsoft Corporation Query to an electronic form
US7488164B2 (en) * 2005-05-23 2009-02-10 Eaton Corporation Optimized helix angle rotors for Roots-style supercharger
US8200975B2 (en) 2005-06-29 2012-06-12 Microsoft Corporation Digital signatures for network forms
DE102005040921B4 (en) * 2005-08-30 2008-10-23 Dienes Werke für Maschinenteile GmbH & Co KG Dry running screw compressor with pneumatically controlled vent valve
US8001459B2 (en) 2005-12-05 2011-08-16 Microsoft Corporation Enabling electronic documents for limited-capability computing devices
WO2007076213A1 (en) * 2005-12-23 2007-07-05 Gardner Denver, Inc. Screw compressor with oil feed system
US8348649B2 (en) * 2007-08-07 2013-01-08 Daikin Industries, Ltd. Single screw compressor and a method for processing a screw rotor
EP2182216B1 (en) * 2007-08-07 2017-06-14 Daikin Industries, Ltd. Single-screw compressor
ES2629981T3 (en) * 2007-10-01 2017-08-17 Carrier Corporation Pulsation damper for screw compressor
WO2009048447A1 (en) * 2007-10-10 2009-04-16 Carrier Corporation Slide valve system for a screw compressor
US8366405B2 (en) * 2007-12-17 2013-02-05 Daikin Industries, Ltd. Screw compressor with capacity control slide valve
US20090313743A1 (en) * 2008-06-20 2009-12-24 Craig Jason Hofmeyer Pants with saggy pants control system
EP2304241B1 (en) * 2008-06-24 2016-04-27 Carrier Corporation Automatic volume ratio variation for a rotary screw compressor
US8539769B2 (en) * 2009-10-14 2013-09-24 Craig N. Hansen Internal combustion engine and supercharger
WO2011048618A1 (en) * 2009-10-19 2011-04-28 Refcomp Spa Screw compressor with variable compression ratio
US9057373B2 (en) 2011-11-22 2015-06-16 Vilter Manufacturing Llc Single screw compressor with high output
US8899950B2 (en) 2011-12-16 2014-12-02 Gardner Denver, Inc. Slide valve for screw compressor
CN103486037B (en) * 2012-06-12 2016-07-20 珠海格力电器股份有限公司 Slide valve, slide valve adjusting mechanism, screw compressor and capacity adjusting method thereof
CN103790824B (en) * 2014-01-21 2016-08-17 深圳寿力亚洲实业有限公司 Low loading start up screw-rod air compressor
US10808699B2 (en) * 2017-09-28 2020-10-20 Ingersoll-Rand Industrial U.S., Inc. Suction side slide valve for a screw compressor
EP4399412A4 (en) * 2021-09-10 2025-05-07 Hitachi Global Air Power US, LLC COMPACT VARIABLE VOLUME INDEX VALVE FOR SCREW COMPRESSOR

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3073514A (en) * 1956-11-14 1963-01-15 Svenska Rotor Maskiner Ab Rotary compressors
US3088658A (en) * 1959-06-04 1963-05-07 Svenska Rotor Maskiner Ab Angularly adjustable slides for screw rotor machines
GB1171291A (en) * 1965-10-12 1969-11-19 Svenska Rotor Maskiner Ab Screw Rotor Machines

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2025501022A (en) * 2021-07-22 2025-01-16 ヒタチグローバルエアパワー ユーエス，エルエルシー Spiral valve for screw capacity control
WO2025204036A1 (en) * 2024-03-29 2025-10-02 コベルコ・コンプレッサ株式会社 Liquid-cooled screw compressor

Also Published As

Publication number Publication date
BE816968A (en) 1974-10-16
AU6959274A (en) 1975-12-04
GB1416510A (en) 1975-12-03
ZA743398B (en) 1976-01-28
US3874828A (en) 1975-04-01
CA999274A (en) 1976-11-02
JPS5315209B2 (en) 1978-05-23

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