JP2005526214A5 - - Google Patents

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Publication number
JP2005526214A5
JP2005526214A5 JP2004505544A JP2004505544A JP2005526214A5 JP 2005526214 A5 JP2005526214 A5 JP 2005526214A5 JP 2004505544 A JP2004505544 A JP 2004505544A JP 2004505544 A JP2004505544 A JP 2004505544A JP 2005526214 A5 JP2005526214 A5 JP 2005526214A5
Authority
JP
Japan
Prior art keywords
screw compressor
air
vacuum device
motor
reservoir
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
JP2004505544A
Other languages
English (en)
Japanese (ja)
Other versions
JP2005526214A (ja
JP4444818B2 (ja
Filing date
Publication date
Priority claimed from US10/147,883 external-priority patent/US6860730B2/en
Application filed filed Critical
Publication of JP2005526214A publication Critical patent/JP2005526214A/ja
Publication of JP2005526214A5 publication Critical patent/JP2005526214A5/ja
Application granted granted Critical
Publication of JP4444818B2 publication Critical patent/JP4444818B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

JP2004505544A 2002-05-20 2003-05-08 スクリュー圧縮機を負荷解除する方法および装置 Expired - Lifetime JP4444818B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/147,883 US6860730B2 (en) 2002-05-20 2002-05-20 Methods and apparatus for unloading a screw compressor
PCT/SE2003/000743 WO2003098048A1 (en) 2002-05-20 2003-05-08 Methods and apparatus for unloading a screw compressor

Publications (3)

Publication Number Publication Date
JP2005526214A JP2005526214A (ja) 2005-09-02
JP2005526214A5 true JP2005526214A5 (enExample) 2006-05-11
JP4444818B2 JP4444818B2 (ja) 2010-03-31

Family

ID=29419135

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004505544A Expired - Lifetime JP4444818B2 (ja) 2002-05-20 2003-05-08 スクリュー圧縮機を負荷解除する方法および装置

Country Status (9)

Country Link
US (1) US6860730B2 (enExample)
EP (1) EP1511937B1 (enExample)
JP (1) JP4444818B2 (enExample)
CN (1) CN1656319B (enExample)
AT (1) ATE360146T1 (enExample)
AU (1) AU2003228186B2 (enExample)
DE (1) DE60313320T2 (enExample)
WO (1) WO2003098048A1 (enExample)
ZA (1) ZA200409299B (enExample)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2071577A1 (en) * 1991-06-21 1992-12-22 Gerald L. Dawson Electronic combination lock with high security features
US6981855B2 (en) * 2002-09-30 2006-01-03 Sandvik Ab Drilling rig having a compact compressor/pump assembly
US7909026B2 (en) * 2008-04-16 2011-03-22 Gm Global Technology Operations, Inc. Servo-actuated supercharger operating mechanism
ITPR20090054A1 (it) * 2009-07-10 2011-01-11 Robuschi S P A Compressore a vite a secco
US8646549B2 (en) * 2009-10-08 2014-02-11 Atlas Copco Drilling Solutions Llc Drilling machine power pack which includes a clutch
EP2561170A4 (en) 2010-04-20 2018-06-27 Sandvik Intellectual Property AB Air compressor system and method of operation
US10941770B2 (en) 2010-07-20 2021-03-09 Trane International Inc. Variable capacity screw compressor and method
US9145877B2 (en) 2011-11-22 2015-09-29 Thermo King Corporation Compressor unloading device
JP6162808B2 (ja) * 2012-09-21 2017-07-12 サンドビック サーフェス マイニング コンプレッサを減圧するための方法および器具
JP6502268B2 (ja) * 2014-01-31 2019-04-17 古河ロックドリル株式会社 さく孔機、アンロード制御用プログラム
DE102015111287B4 (de) 2015-07-13 2018-04-26 Gardner Denver Deutschland Gmbh Kompressor und Verfahren zu dessen Drehzahlsteuerung
EP4421323B1 (en) 2015-10-30 2026-01-28 Industrial Technologies and Services, LLC Complex screw rotors
CA3016521A1 (en) * 2017-09-06 2019-03-06 Joy Global Surface Mining Inc Lubrication system for a compressor
AU2021202410A1 (en) 2020-04-21 2021-11-11 Joy Global Surface Mining Inc Lubrication system for a compressor

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3708024A (en) 1971-03-10 1973-01-02 Sanderson Cyclone Drill Co Drilling machine
US3759636A (en) * 1972-03-13 1973-09-18 Dunham Busa Inc Composite variable oil pressure relief and compressor unload valve assembly
US3913346A (en) * 1974-05-30 1975-10-21 Dunham Bush Inc Liquid refrigerant injection system for hermetic electric motor driven helical screw compressor
US3947078A (en) 1975-04-24 1976-03-30 Sullair Corporation Rotary screw machine with rotor thrust load balancing
JPS5799291A (en) * 1980-12-10 1982-06-19 Hitachi Ltd Volume controller for screw compressor
SE424760B (sv) 1980-12-12 1982-08-09 Sullair Tech Ab Forfarande vid en oljeinsprutad skruvkompressor for balansering av axialkrafter hos atminstone en av kompressorns rotorer, for tetning av spalterna mellan rotorhus och rotorernas axlar, samt for kylning och smorjning ..
EP0130662B1 (en) * 1983-04-08 1988-06-29 Cash Engineering Co. Pty. Limited Compressor control system
US5497841A (en) * 1991-03-14 1996-03-12 William Mohlenhoff Methods for coring a masonry wall
FI87830C (fi) * 1991-05-23 1993-02-25 Tamrock Oy Foerfarande och anordning foer styrande av en bergborrmaskins luftmatning
JP3429999B2 (ja) * 1998-01-19 2003-07-28 株式会社神戸製鋼所 スクリュ圧縮機の吐出圧力制御方法
JP3837278B2 (ja) * 2000-08-10 2006-10-25 株式会社神戸製鋼所 圧縮機の運転方法

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