CH393617A - Schraubenradverdichter - Google Patents
SchraubenradverdichterInfo
- Publication number
- CH393617A CH393617A CH1006960A CH1006960A CH393617A CH 393617 A CH393617 A CH 393617A CH 1006960 A CH1006960 A CH 1006960A CH 1006960 A CH1006960 A CH 1006960A CH 393617 A CH393617 A CH 393617A
- Authority
- CH
- Switzerland
- Prior art keywords
- screw compressor
- compressor
- screw
- 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
- 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
- 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
- F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
- F04C23/001—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids of similar working principle
-
- 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
- F04C27/00—Sealing arrangements in rotary-piston pumps specially adapted for elastic fluids
- F04C27/008—Sealing arrangements in rotary-piston pumps specially adapted for elastic fluids for other than working fluid, i.e. the sealing arrangements are not between working chambers of the machine
- F04C27/009—Shaft sealings specially adapted for pumps
-
- 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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE829759 | 1959-09-08 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH393617A true CH393617A (de) | 1965-06-15 |
Family
ID=20273675
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1006960A CH393617A (de) | 1959-09-08 | 1960-09-06 | Schraubenradverdichter |
Country Status (4)
Country | Link |
---|---|
US (1) | US3265293A (de) |
CH (1) | CH393617A (de) |
DE (1) | DE1403596A1 (de) |
GB (1) | GB966752A (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0166851A2 (de) * | 1984-04-11 | 1986-01-08 | Hitachi, Ltd. | Vakuumpumpe der Schraubenbauart |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1212015A (en) * | 1967-05-03 | 1970-11-11 | Svenksa Rotor Maskiner Aktiebo | Improvements in and relating to meshing screw-rotor compressors |
US3535057A (en) * | 1968-09-06 | 1970-10-20 | Esper Kodra | Screw compressor |
GB1484994A (en) * | 1973-09-03 | 1977-09-08 | Svenska Rotor Maskiner Ab | Shaft seal system for screw compressors |
GB1570512A (en) * | 1976-09-04 | 1980-07-02 | Howden Compressors Ltd | Meshing-screw gas-compressing apparatus |
SE502099C2 (sv) * | 1992-12-21 | 1995-08-14 | Svenska Rotor Maskiner Ab | skruvkompressor med axeltätning |
US5653585A (en) * | 1993-01-11 | 1997-08-05 | Fresco; Anthony N. | Apparatus and methods for cooling and sealing rotary helical screw compressors |
WO1995018945A1 (en) * | 1994-01-10 | 1995-07-13 | Fresco Anthony N | Cooling and sealing rotary screw compressors |
DE19543879C2 (de) * | 1995-11-24 | 2002-02-28 | Guenter Kirsten | Schraubenverdichter mit Flüssigkeitseinspritzung |
NO314734B3 (no) * | 2001-05-29 | 2003-05-12 | Jets As | Væskeringspumpe av skruetypen |
DE20110360U1 (de) * | 2001-06-22 | 2002-10-31 | GHH-RAND Schraubenkompressoren GmbH, 46145 Oberhausen | Zweistufiger Schraubenkompressor |
SE0201335L (sv) * | 2002-05-03 | 2003-03-25 | Piab Ab | Vakuumpump och sätt att tillhandahålla undertryck |
JPWO2007000815A1 (ja) * | 2005-06-29 | 2009-01-22 | 株式会社前川製作所 | 二段スクリュー圧縮機の給油方法、装置及び冷凍装置の運転方法 |
KR100730323B1 (ko) * | 2007-03-15 | 2007-06-19 | 한국뉴매틱(주) | 필터 카트리지를 이용한 진공 시스템 |
FR3129991B1 (fr) * | 2021-12-08 | 2024-04-19 | Pfeiffer Vacuum | Ligne de vide, dispositif de pompage destiné à être raccordé à la ligne de vide et installation comportant la ligne de vide |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1698802A (en) * | 1924-04-07 | 1929-01-15 | Montelius Carl Oscar Josef | Device for transferring energy to or from alpha fluid |
US1734779A (en) * | 1928-01-11 | 1929-11-05 | Diming Company | Pump |
US2492075A (en) * | 1945-10-30 | 1949-12-20 | Kinney Mfg Company | Vacuum pump |
IT454201A (de) * | 1947-07-16 | |||
US2592476A (en) * | 1948-02-07 | 1952-04-08 | Laval Steam Turbine Co | Series arrangement of positive and nonpositive screw pumps |
US2693763A (en) * | 1951-10-25 | 1954-11-09 | Laval Steam Turbine Co | Nonpositive screw pump or motor |
US2691482A (en) * | 1952-07-17 | 1954-10-12 | Equi Flow Inc | Method and apparatus for compressing and expanding gases |
US2721694A (en) * | 1954-01-29 | 1955-10-25 | New York Air Brake Co | First stage mechanical pump for use in a two stage vacuum pumping system |
US3129877A (en) * | 1956-05-17 | 1964-04-21 | Svenska Rotor Maskiner Ab | Rotary piston, positive displacement compressor |
GB832386A (en) * | 1956-05-17 | 1960-04-06 | Svenska Rotor Maskiner Ab | Improvements in rotary displacement machines |
US3073514A (en) * | 1956-11-14 | 1963-01-15 | Svenska Rotor Maskiner Ab | Rotary compressors |
BE576046A (fr) * | 1958-02-27 | 1959-06-15 | Svenska Rotor Maskiner Ab | Dispositif à rotors, notamment pour compresseur |
US3138320A (en) * | 1959-01-15 | 1964-06-23 | Svenska Roytor Maskiner Aktieb | Fluid seal for compressor |
US3121530A (en) * | 1959-08-11 | 1964-02-18 | Heraeus Gmbh W C | High vacuum pumps |
US3084851A (en) * | 1960-02-29 | 1963-04-09 | Svenska Rotor Maskiner Ab | Rotary machine |
US3074624A (en) * | 1960-03-11 | 1963-01-22 | Svenska Rotor Maskiner Ab | Rotary machine |
-
1960
- 1960-08-29 GB GB29696/60A patent/GB966752A/en not_active Expired
- 1960-09-06 CH CH1006960A patent/CH393617A/de unknown
- 1960-09-08 DE DE19601403596 patent/DE1403596A1/de active Pending
-
1966
- 1966-01-10 US US519630A patent/US3265293A/en not_active Expired - Lifetime
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0166851A2 (de) * | 1984-04-11 | 1986-01-08 | Hitachi, Ltd. | Vakuumpumpe der Schraubenbauart |
EP0166851A3 (en) * | 1984-04-11 | 1986-12-10 | Hitachi, Ltd. | Screw type vacuum pump |
US4714418A (en) * | 1984-04-11 | 1987-12-22 | Hitachi, Ltd. | Screw type vacuum pump |
Also Published As
Publication number | Publication date |
---|---|
US3265293A (en) | 1966-08-09 |
DE1403596A1 (de) | 1968-11-28 |
GB966752A (en) | 1964-08-12 |
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