CH625598A5 - - Google Patents

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Publication number
CH625598A5
CH625598A5 CH1469277A CH1469277A CH625598A5 CH 625598 A5 CH625598 A5 CH 625598A5 CH 1469277 A CH1469277 A CH 1469277A CH 1469277 A CH1469277 A CH 1469277A CH 625598 A5 CH625598 A5 CH 625598A5
Authority
CH
Switzerland
Prior art keywords
pump
pumps
gas
suction
space
Prior art date
Application number
CH1469277A
Other languages
German (de)
English (en)
Inventor
Otto Dr Winkler
Eberhard Dr Moll
Original Assignee
Balzers Hochvakuum
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 Balzers Hochvakuum filed Critical Balzers Hochvakuum
Publication of CH625598A5 publication Critical patent/CH625598A5/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
    • 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
    • F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
    • F04C18/02—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
CH1469277A 1977-12-01 1977-12-01 CH625598A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
LI1469277 1977-12-01

Publications (1)

Publication Number Publication Date
CH625598A5 true CH625598A5 (fr) 1981-09-30

Family

ID=19720922

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1469277A CH625598A5 (fr) 1977-12-01 1977-12-01

Country Status (4)

Country Link
US (1) US4235572A (fr)
CH (1) CH625598A5 (fr)
DE (1) DE2849861A1 (fr)
NL (1) NL7802149A (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2063888C (fr) * 1991-04-26 2001-08-07 Hubert Richardson Jr. Compresseur rotatif volumetrique orbital
US5226677A (en) * 1991-08-09 1993-07-13 The Johnson Corporation Rotary joint with extended life seal
US5236318A (en) * 1991-10-18 1993-08-17 Tecumseh Products Company Orbiting rotary compressor with adjustable eccentric
JP4060192B2 (ja) 2001-04-12 2008-03-12 カー エヌ エフ ノイベルガー ゲゼルシャフト ミット ベシュレンクテル ハフツング 旋回ピストン式容積排除機
US7033142B2 (en) * 2003-01-24 2006-04-25 Pfeifer Vacuum Gmbh Vacuum pump system for light gases
EP1657444A4 (fr) * 2004-05-24 2012-05-02 Daikin Ind Ltd Compresseur rotatif
US7364417B2 (en) * 2004-10-06 2008-04-29 Lg Electronics Inc. Compression unit of orbiting vane compressor
KR100590496B1 (ko) * 2004-12-14 2006-06-19 엘지전자 주식회사 선회베인 압축기의 용량 가변장치
DE102007032965B4 (de) * 2007-07-16 2011-02-24 Knorr-Bremse Systeme für Schienenfahrzeuge GmbH Dichtungsanordnung für Exzenterwellen
CN115638107B (zh) * 2022-11-01 2024-01-19 深圳市聚强特种机电有限公司 罗茨鼓风机用机械式密封介质供给控制装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3125032A (en) * 1964-03-17 Rotary pump
US1493268A (en) * 1922-07-03 1924-05-06 Dan M Kintner Rotary engine
US1780109A (en) * 1927-05-11 1930-10-28 Vacuum Compressor Ab Rotary machine
US2100014A (en) * 1933-05-29 1937-11-23 Fred M Mccracken Compressor
US2073101A (en) * 1934-12-15 1937-03-09 Eston F Fox Rotary prime mover
GB1245111A (en) * 1968-03-29 1971-09-08 Peter Sadler Rotary piston pumps
US3782865A (en) * 1971-03-05 1974-01-01 A Braun Sealing sleeve
AU1902576A (en) * 1975-11-04 1978-05-04 Ettridge J P Orbital machine

Also Published As

Publication number Publication date
DE2849861A1 (de) 1979-06-07
US4235572A (en) 1980-11-25
NL7802149A (nl) 1979-06-06

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Legal Events

Date Code Title Description
PL Patent ceased