SE8801525D0 - Skruvrotormaskin med en lyftventil - Google Patents
Skruvrotormaskin med en lyftventilInfo
- Publication number
- SE8801525D0 SE8801525D0 SE8801525A SE8801525A SE8801525D0 SE 8801525 D0 SE8801525 D0 SE 8801525D0 SE 8801525 A SE8801525 A SE 8801525A SE 8801525 A SE8801525 A SE 8801525A SE 8801525 D0 SE8801525 D0 SE 8801525D0
- Authority
- SE
- Sweden
- Prior art keywords
- valve
- compressor
- lift valve
- valve member
- valve housing
- Prior art date
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
- F04C28/16—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 lift valves
-
- 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
- F04C29/0021—Systems for the equilibration of forces acting on the pump
- F04C29/0035—Equalization of pressure pulses
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE8801525A SE464885B (sv) | 1988-04-25 | 1988-04-25 | Skruvkompressor med lyftventil |
US07/336,212 US4946362A (en) | 1988-04-25 | 1989-04-11 | Rotary screw compressor with a lift valve mounted in high pressure end wall |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE8801525A SE464885B (sv) | 1988-04-25 | 1988-04-25 | Skruvkompressor med lyftventil |
Publications (3)
Publication Number | Publication Date |
---|---|
SE8801525D0 true SE8801525D0 (sv) | 1988-04-25 |
SE8801525L SE8801525L (sv) | 1989-10-26 |
SE464885B SE464885B (sv) | 1991-06-24 |
Family
ID=20372110
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE8801525A SE464885B (sv) | 1988-04-25 | 1988-04-25 | Skruvkompressor med lyftventil |
Country Status (2)
Country | Link |
---|---|
US (1) | US4946362A (sv) |
SE (1) | SE464885B (sv) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE461052B (sv) * | 1988-04-25 | 1989-12-18 | Svenska Rotor Maskiner Ab | Lyftventil vid en skruvrotormaskin |
SE463323B (sv) * | 1989-03-08 | 1990-11-05 | Stal Refrigeration Ab | Medel foer reglering av det inre volymfoerhaallandet i en rotationskompressor |
US5211026A (en) * | 1991-08-19 | 1993-05-18 | American Standard Inc. | Combination lift piston/axial port unloader arrangement for a screw compresser |
US5556271A (en) * | 1994-11-23 | 1996-09-17 | Coltec Industries Inc. | Valve system for capacity control of a screw compressor and method of manufacturing such valves |
GB2323413B (en) * | 1994-11-23 | 1998-12-09 | Coltec Ind Inc | Valve system for capacity control of a screw compressor |
SE503852C2 (sv) * | 1994-11-30 | 1996-09-16 | Svenska Rotor Maskiner Ab | Roterande skruvkompressor med avlastningsanordning |
US6105378A (en) * | 1995-10-30 | 2000-08-22 | Shaw; David N. | Variable capacity vapor compression cooling system |
US5775117A (en) * | 1995-10-30 | 1998-07-07 | Shaw; David N. | Variable capacity vapor compression cooling system |
US5960824A (en) * | 1998-06-01 | 1999-10-05 | Ford Motor Company | Scroll compressor having contoured fixed rotation suction control valve |
US6735915B1 (en) * | 2002-11-06 | 2004-05-18 | Masonry Reinforcing Corp. Of America | Masonry anchoring system |
WO2007068246A1 (en) * | 2005-12-12 | 2007-06-21 | Johnson Controls Denmark Aps | A screw compressor |
ES2629981T3 (es) * | 2007-10-01 | 2017-08-17 | Carrier Corporation | Amortiguador de pulsación para compresor de tornillo |
WO2009048447A1 (en) * | 2007-10-10 | 2009-04-16 | Carrier Corporation | Slide valve system for a screw compressor |
CN102076961A (zh) * | 2008-06-24 | 2011-05-25 | 开利公司 | 旋转螺杆压缩机的自动容积比变化 |
CN102414448B (zh) * | 2009-03-26 | 2015-04-15 | 江森自控科技公司 | 压缩机 |
US9267504B2 (en) | 2010-08-30 | 2016-02-23 | Hicor Technologies, Inc. | Compressor with liquid injection cooling |
EP2612035A2 (en) | 2010-08-30 | 2013-07-10 | Oscomp Systems Inc. | Compressor with liquid injection cooling |
GB2534066B (en) | 2013-10-01 | 2020-02-19 | Trane Int Inc | Rotary Compressors with variable speed and volume control |
WO2019207507A1 (en) * | 2018-04-26 | 2019-10-31 | Srm Italy S.R.L. | Positive-displacement compressor having an automatic compression ratio-adjustment system |
WO2023140851A1 (en) * | 2022-01-20 | 2023-07-27 | Sullair, Llc | Variable capacity bypass valve for screw compressor |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IN157732B (sv) * | 1981-02-06 | 1986-05-24 | Svenska Rotor Maskiner Ab | |
SE464656B (sv) * | 1986-01-31 | 1991-05-27 | Stal Refrigeration Ab | Lyftventil foer rotationskompressor |
-
1988
- 1988-04-25 SE SE8801525A patent/SE464885B/sv not_active IP Right Cessation
-
1989
- 1989-04-11 US US07/336,212 patent/US4946362A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
SE8801525L (sv) | 1989-10-26 |
US4946362A (en) | 1990-08-07 |
SE464885B (sv) | 1991-06-24 |
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