GB926988A - - Google Patents

Info

Publication number
GB926988A
GB926988A GB3256259A GB3256259A GB926988A GB 926988 A GB926988 A GB 926988A GB 3256259 A GB3256259 A GB 3256259A GB 3256259 A GB3256259 A GB 3256259A GB 926988 A GB926988 A GB 926988A
Authority
GB
United Kingdom
Prior art keywords
pump
sept
stages
separated
vacuum stage
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB3256259A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
WC Heraus GmbH and Co KG
Original Assignee
WC Heraus GmbH and Co KG
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
Priority claimed from DE1958H0034379 external-priority patent/DE1251459B/de
Application filed by WC Heraus GmbH and Co KG filed Critical WC Heraus GmbH and Co KG
Publication of GB926988A publication Critical patent/GB926988A/en
Expired legal-status Critical Current

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
    • F04C11/00—Combinations of two or more machines or pumps, each being of rotary-piston or oscillating-piston type; Pumping installations
    • 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
    • F04C18/30—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
    • F04C18/32—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having both the movement defined in group F04C18/02 and relative reciprocation between the co-operating members
    • 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
    • F04C25/00—Adaptations of pumps for special use of pumps for elastic fluids
    • 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
    • F04C18/30—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
    • F04C18/34—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
GB3256259A 1958-09-24 1959-09-24 Expired GB926988A (enExample)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE1958H0034379 DE1251459B (de) 1958-09-24 1958-09-24 Zwei- oder mehrstufige rotierende Va kuumpumpe
DEH0036234 1959-04-27

Publications (1)

Publication Number Publication Date
GB926988A true GB926988A (enExample) 1963-05-22

Family

ID=25979508

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3256259A Expired GB926988A (enExample) 1958-09-24 1959-09-24

Country Status (2)

Country Link
CH (1) CH383540A (enExample)
GB (1) GB926988A (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102162447A (zh) * 2011-05-27 2011-08-24 南通金坤机械设备有限公司 一种适用于砖瓦真空挤出机的滑阀式真空泵
JP2013139730A (ja) * 2011-12-28 2013-07-18 Daikin Industries Ltd 揺動ピストン式圧縮機
WO2021130031A1 (en) * 2019-12-23 2021-07-01 Edwards, S.R.O. Sealing between a cover plate and the pumping chamber of a multiple stage pump

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102162447A (zh) * 2011-05-27 2011-08-24 南通金坤机械设备有限公司 一种适用于砖瓦真空挤出机的滑阀式真空泵
CN102162447B (zh) * 2011-05-27 2013-05-22 南通金坤机械设备有限公司 一种适用于砖瓦真空挤出机的滑阀式真空泵
JP2013139730A (ja) * 2011-12-28 2013-07-18 Daikin Industries Ltd 揺動ピストン式圧縮機
WO2021130031A1 (en) * 2019-12-23 2021-07-01 Edwards, S.R.O. Sealing between a cover plate and the pumping chamber of a multiple stage pump

Also Published As

Publication number Publication date
CH383540A (de) 1964-10-31

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