SE8701123L - Skruvrotormaskin - Google Patents

Skruvrotormaskin

Info

Publication number
SE8701123L
SE8701123L SE8701123A SE8701123A SE8701123L SE 8701123 L SE8701123 L SE 8701123L SE 8701123 A SE8701123 A SE 8701123A SE 8701123 A SE8701123 A SE 8701123A SE 8701123 L SE8701123 L SE 8701123L
Authority
SE
Sweden
Prior art keywords
annular element
rotor
casing
projection
cooperating
Prior art date
Application number
SE8701123A
Other languages
English (en)
Other versions
SE8701123D0 (sv
Inventor
A Carlsson
L Johansson
F Soederlund
Original Assignee
Svenska Rotor Maskiner Ab
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=20367906&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=SE8701123(L) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Svenska Rotor Maskiner Ab filed Critical Svenska Rotor Maskiner Ab
Priority to SE8701123A priority Critical patent/SE8701123L/sv
Publication of SE8701123D0 publication Critical patent/SE8701123D0/sv
Priority to EP88902964A priority patent/EP0349574B1/en
Priority to DE8888902964T priority patent/DE3876985T2/de
Priority to PCT/SE1988/000114 priority patent/WO1988007137A1/en
Priority to KR1019880701511A priority patent/KR970000341B1/ko
Priority to JP63502941A priority patent/JP2772006B2/ja
Publication of SE8701123L publication Critical patent/SE8701123L/sv
Priority to US07/595,675 priority patent/US5009583A/en

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
    • F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
    • F04C18/08—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C18/12—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
    • F04C18/14—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons
    • F04C18/16—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with helical teeth, e.g. chevron-shaped, screw type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
    • F01C19/00—Sealing arrangements in rotary-piston machines or engines
    • F01C19/12—Sealing arrangements in rotary-piston machines or engines for other than working fluid
    • F01C19/125—Shaft sealings specially adapted for rotary or oscillating-piston machines or engines

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Rotary Pumps (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
SE8701123A 1987-03-19 1987-03-19 Skruvrotormaskin SE8701123L (sv)

Priority Applications (7)

Application Number Priority Date Filing Date Title
SE8701123A SE8701123L (sv) 1987-03-19 1987-03-19 Skruvrotormaskin
EP88902964A EP0349574B1 (en) 1987-03-19 1988-03-09 Screw rotor machine
DE8888902964T DE3876985T2 (de) 1987-03-19 1988-03-09 Schraubenrotormaschine.
PCT/SE1988/000114 WO1988007137A1 (en) 1987-03-19 1988-03-09 Screw rotor machine
KR1019880701511A KR970000341B1 (ko) 1987-03-19 1988-03-09 스크류 로우터 머신
JP63502941A JP2772006B2 (ja) 1987-03-19 1988-03-09 スクリユーローター機械
US07/595,675 US5009583A (en) 1987-03-19 1990-10-09 Shaft seal and bearing members for a rotary screw compressor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8701123A SE8701123L (sv) 1987-03-19 1987-03-19 Skruvrotormaskin

Publications (2)

Publication Number Publication Date
SE8701123D0 SE8701123D0 (sv) 1987-03-19
SE8701123L true SE8701123L (sv) 1988-09-20

Family

ID=20367906

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8701123A SE8701123L (sv) 1987-03-19 1987-03-19 Skruvrotormaskin

Country Status (7)

Country Link
US (1) US5009583A (sv)
EP (1) EP0349574B1 (sv)
JP (1) JP2772006B2 (sv)
KR (1) KR970000341B1 (sv)
DE (1) DE3876985T2 (sv)
SE (1) SE8701123L (sv)
WO (1) WO1988007137A1 (sv)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL9001875A (nl) * 1990-07-17 1992-02-17 Bombas Stork S A Lobbenrotorpomp.
CH689427A5 (de) * 1991-07-09 1999-04-15 Daimler Benz Ag Abdichtung an einem rotierenden Koerper.
US5273413A (en) * 1992-02-27 1993-12-28 Skf Usa Inc. Thrust bearing for high speed screw compressors
JP3007493B2 (ja) * 1992-02-27 2000-02-07 エスケイエフ ユーエスエイ インコーポレイテッド 高速高荷重用軸受装置及びこれを用いるスクリュー圧縮機
JP3144033B2 (ja) * 1992-03-02 2001-03-07 日本精工株式会社 転がり軸受装置
WO1996033338A1 (fr) * 1995-04-20 1996-10-24 Zakrytoe Aktsionernoe Obschestvo 'nezavisimaya Energetika' Dispositif helicoidal entraine par vapeur et procede de transformation de l'energie thermique en energie mecanique
DE19626515A1 (de) * 1996-07-02 1998-01-08 Ghh Borsig Turbomaschinen Gmbh Sperrflüssigkeitsabdichtung eines ölfreien Schraubenverdichters
DE10040020A1 (de) 2000-08-16 2002-03-07 Bitzer Kuehlmaschinenbau Gmbh Schraubenverdichter
JP4061850B2 (ja) * 2001-02-28 2008-03-19 株式会社豊田自動織機 真空ポンプにおける軸封構造
JP2002257070A (ja) * 2001-02-28 2002-09-11 Toyota Industries Corp 真空ポンプにおける軸封構造
JP4578780B2 (ja) * 2003-03-03 2010-11-10 財団法人国際科学振興財団 真空ポンプ
BRPI0512450A (pt) 2004-07-01 2008-03-04 Elliott Co aparelho de mancal
US8376369B2 (en) * 2006-02-10 2013-02-19 Freudenberg-Nok General Partnership Seal with spiral grooves and contamination entrapment dams
US8925927B2 (en) * 2006-02-10 2015-01-06 Freudenberg-Nok General Partnership Seal with controllable pump rate
US7775528B2 (en) * 2006-02-13 2010-08-17 Freudenberg-Nok General Partnership Bi-directional pattern for dynamic seals
US7494130B2 (en) * 2006-02-13 2009-02-24 Freudenberg-Nok General Partnership Bi-directional pattern for dynamic seals
US7891670B2 (en) * 2008-02-01 2011-02-22 Freudenberg-Nok General Partnership Multi-directional shaft seal
US8454025B2 (en) * 2010-02-24 2013-06-04 Freudenberg-Nok General Partnership Seal with spiral grooves and mid-lip band
US10941770B2 (en) 2010-07-20 2021-03-09 Trane International Inc. Variable capacity screw compressor and method
US9267504B2 (en) 2010-08-30 2016-02-23 Hicor Technologies, Inc. Compressor with liquid injection cooling
US8794941B2 (en) 2010-08-30 2014-08-05 Oscomp Systems Inc. Compressor with liquid injection cooling
DE102010043807A1 (de) * 2010-11-12 2012-05-16 Aktiebolaget Skf Wälzlagerträgermodul und Kompressor
DE102012202267B4 (de) * 2012-02-15 2015-06-18 Aktiebolaget Skf Lageranordnung
US8919782B2 (en) 2012-10-19 2014-12-30 Freudenberg-Nok General Partnership Dynamic lay down lip seal with bidirectional pumping feature
CN112833093A (zh) 2019-11-25 2021-05-25 斯凯孚公司 轴承配置

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3271037A (en) * 1963-04-01 1966-09-06 Garlock Inc Pressure-balanced segmental packing rings
FR1505487A (fr) * 1966-10-28 1967-12-15 Guinard Pompes Perfectionnement aux joints tournants à régulation de fuite
GB1220054A (en) * 1967-02-06 1971-01-20 Svenska Rotor Maskiner Ab Two-stage compressor of the meshing screw rotor type
US3717353A (en) * 1969-07-18 1973-02-20 Champlain Power Prod Ltd Stator ring for face-type fluid seals
JPS4827407B1 (sv) * 1970-10-24 1973-08-22
DE2227374A1 (de) * 1972-06-06 1973-12-20 Skf Kugellagerfabriken Gmbh Hydrodynamischer dichtring
GB1484994A (en) * 1973-09-03 1977-09-08 Svenska Rotor Maskiner Ab Shaft seal system for screw compressors
US4407512A (en) * 1976-01-02 1983-10-04 John Crane-Houdaille, Inc. High pressure rotary mechanical seal
JPS54150445A (en) * 1978-05-18 1979-11-26 Kubota Ltd Coating of porous building material
JPS55161029U (sv) * 1979-05-08 1980-11-19
SE432645B (sv) * 1982-04-23 1984-04-09 Hep Products Ab Tetningsanordning for tetning i en riktning mellan samverkande ytan av en cylindrisk halighet och mantelytan av en deri rorlig spindel
JPS5951190A (ja) * 1982-09-17 1984-03-24 Hitachi Ltd オイルフリ−スクリユ−圧縮機の油切り装置
JPS60116920A (ja) * 1983-11-30 1985-06-24 Hitachi Ltd 回転流体機械におけるスラスト軸受の保持装置
SU1146482A1 (ru) * 1984-02-21 1985-03-23 Предприятие П/Я А-3884 Горизонтальный винтовой компрессор
US4482159A (en) * 1984-03-26 1984-11-13 Mitsubishi Jukogyo Kabushiki Kaisha Stern tube seal device

Also Published As

Publication number Publication date
WO1988007137A1 (en) 1988-09-22
EP0349574A1 (en) 1990-01-10
KR890700759A (ko) 1989-04-27
SE8701123D0 (sv) 1987-03-19
DE3876985D1 (de) 1993-02-04
DE3876985T2 (de) 1993-08-05
US5009583A (en) 1991-04-23
KR970000341B1 (ko) 1997-01-08
JP2772006B2 (ja) 1998-07-02
JPH02502556A (ja) 1990-08-16
EP0349574B1 (en) 1992-12-23

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