FR1200604A - Rotary vacuum pump - Google Patents

Rotary vacuum pump

Info

Publication number
FR1200604A
FR1200604A FR1200604DA FR1200604A FR 1200604 A FR1200604 A FR 1200604A FR 1200604D A FR1200604D A FR 1200604DA FR 1200604 A FR1200604 A FR 1200604A
Authority
FR
France
Prior art keywords
vacuum pump
rotary vacuum
rotary
pump
vacuum
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
Other languages
French (fr)
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.)
Balzers und Leybold Deutschland Holding AG
Original Assignee
E Leybolds Nachfolger AG
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 E Leybolds Nachfolger AG filed Critical E Leybolds Nachfolger AG
Application granted granted Critical
Publication of FR1200604A publication Critical patent/FR1200604A/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
    • F04C27/00—Sealing arrangements in rotary-piston pumps specially adapted for elastic fluids
    • F04C27/02—Liquid sealing for high-vacuum pumps or for compressors

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR1200604D 1957-07-24 1958-07-23 Rotary vacuum pump Expired FR1200604A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1200604X 1957-07-24

Publications (1)

Publication Number Publication Date
FR1200604A true FR1200604A (en) 1959-12-23

Family

ID=7732140

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1200604D Expired FR1200604A (en) 1957-07-24 1958-07-23 Rotary vacuum pump

Country Status (1)

Country Link
FR (1) FR1200604A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3151808A (en) * 1959-06-19 1964-10-06 Leybold Holding A G Pump
FR2383335A1 (en) * 1977-03-08 1978-10-06 Leybold Heraeus Sogev MECHANICAL PUMP WITH OIL SEAL

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3151808A (en) * 1959-06-19 1964-10-06 Leybold Holding A G Pump
FR2383335A1 (en) * 1977-03-08 1978-10-06 Leybold Heraeus Sogev MECHANICAL PUMP WITH OIL SEAL

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