CH393617A - Schraubenradverdichter - Google Patents

Schraubenradverdichter

Info

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
Application number
CH1006960A
Other languages
English (en)
Inventor
Benedictus Schibbye Lauritz
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
Application filed by Svenska Rotor Maskiner Ab filed Critical Svenska Rotor Maskiner Ab
Publication of CH393617A publication Critical patent/CH393617A/de

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)
CH1006960A 1959-09-08 1960-09-06 Schraubenradverdichter CH393617A (de)

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)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0166851A3 (en) * 1984-04-11 1986-12-10 Hitachi, Ltd. Screw type vacuum pump

Families Citing this family (14)

* Cited by examiner, † Cited by third party
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
NO314734B1 (no) * 2001-05-29 2003-05-12 Jets As V¶skeringspumpe av skruetypen
DE20110360U1 (de) * 2001-06-22 2002-10-31 GHH-RAND Schraubenkompressoren GmbH, 46145 Oberhausen Zweistufiger Schraubenkompressor
SE519647C2 (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)

* Cited by examiner, † Cited by third party
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
GB832386A (en) * 1956-05-17 1960-04-06 Svenska Rotor Maskiner Ab Improvements in rotary displacement machines
US3129877A (en) * 1956-05-17 1964-04-21 Svenska Rotor Maskiner Ab Rotary piston, positive displacement compressor
US3073514A (en) * 1956-11-14 1963-01-15 Svenska Rotor Maskiner Ab Rotary compressors
DK98144C (da) * 1958-02-27 1964-03-02 Svenska Rotor Maskiner Ab Flertrins kompressions- eller ekspansionsmaskine med skruerotorer.
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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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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