CH384767A - Pompe à vide rotative à joint d'huile - Google Patents

Pompe à vide rotative à joint d'huile

Info

Publication number
CH384767A
CH384767A CH761762A CH761762A CH384767A CH 384767 A CH384767 A CH 384767A CH 761762 A CH761762 A CH 761762A CH 761762 A CH761762 A CH 761762A CH 384767 A CH384767 A CH 384767A
Authority
CH
Switzerland
Prior art keywords
vacuum pump
oil seal
rotary vacuum
seal rotary
oil
Prior art date
Application number
CH761762A
Other languages
English (en)
Inventor
Decroux Jean-Claude
Original Assignee
Alsacienne D Electronique Et D
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 Alsacienne D Electronique Et D filed Critical Alsacienne D Electronique Et D
Publication of CH384767A publication Critical patent/CH384767A/fr

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
    • F04C28/28—Safety arrangements; Monitoring
    • 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
    • F04C27/02—Liquid sealing for high-vacuum pumps or for compressors
    • 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
    • F04C29/06—Silencing

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Jet Pumps And Other Pumps (AREA)
CH761762A 1961-07-13 1962-06-25 Pompe à vide rotative à joint d'huile CH384767A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR867960A FR1302509A (fr) 1961-07-13 1961-07-13 Perfectionnement aux pompes à vide rotatives à joint d'huile

Publications (1)

Publication Number Publication Date
CH384767A true CH384767A (fr) 1965-02-26

Family

ID=8759329

Family Applications (1)

Application Number Title Priority Date Filing Date
CH761762A CH384767A (fr) 1961-07-13 1962-06-25 Pompe à vide rotative à joint d'huile

Country Status (3)

Country Link
CH (1) CH384767A (fr)
FR (1) FR1302509A (fr)
GB (1) GB986418A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4017191A1 (de) * 1990-05-29 1991-12-05 Leybold Ag Verfahren zur oelversorgung einer zweistufigen drehschiebervakuumpumpe und fuer die durchfuehrung dieses verfahrens geeignete drehschiebervakuumpumpe

Also Published As

Publication number Publication date
DE1428236B2 (de) 1972-10-12
GB986418A (en) 1965-03-17
FR1302509A (fr) 1962-08-31
DE1428236A1 (de) 1968-11-28

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