FR1540170A - Engrenage de transmission pour pompe à vide à piston rotatif - Google Patents

Engrenage de transmission pour pompe à vide à piston rotatif

Info

Publication number
FR1540170A
FR1540170A FR123788A FR123788A FR1540170A FR 1540170 A FR1540170 A FR 1540170A FR 123788 A FR123788 A FR 123788A FR 123788 A FR123788 A FR 123788A FR 1540170 A FR1540170 A FR 1540170A
Authority
FR
France
Prior art keywords
vacuum pump
transmission gear
rotary piston
piston vacuum
rotary
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
FR123788A
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.)
Balzers und Leybold Deutschland Holding AG
Original Assignee
Leybold Heraeus GmbH
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 Leybold Heraeus GmbH filed Critical Leybold Heraeus GmbH
Priority to FR123788A priority Critical patent/FR1540170A/fr
Application granted granted Critical
Publication of FR1540170A publication Critical patent/FR1540170A/fr
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
    • F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
    • F04C18/22—Rotary-piston pumps specially adapted for elastic fluids of internal-axis type with equidirectional movement of co-operating members at the points of engagement, or with one of the co-operating members being stationary, the inner member having more teeth or tooth equivalents than the outer member
    • 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)
FR123788A 1966-10-10 1967-10-09 Engrenage de transmission pour pompe à vide à piston rotatif Expired FR1540170A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR123788A FR1540170A (fr) 1966-10-10 1967-10-09 Engrenage de transmission pour pompe à vide à piston rotatif

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEH0060696 1966-10-10
FR123788A FR1540170A (fr) 1966-10-10 1967-10-09 Engrenage de transmission pour pompe à vide à piston rotatif

Publications (1)

Publication Number Publication Date
FR1540170A true FR1540170A (fr) 1968-09-20

Family

ID=25980521

Family Applications (1)

Application Number Title Priority Date Filing Date
FR123788A Expired FR1540170A (fr) 1966-10-10 1967-10-09 Engrenage de transmission pour pompe à vide à piston rotatif

Country Status (1)

Country Link
FR (1) FR1540170A (fr)

Similar Documents

Publication Publication Date Title
CH452777A (de) Rotationskolbenvakuumpumpe
AT287504B (de) Zahnradpumpe
FR1540170A (fr) Engrenage de transmission pour pompe à vide à piston rotatif
FR1500089A (fr) Pompe à engrenages
CH452775A (de) Ubersetzungsgetriebe in einer Rotationskolbenvakuumpumpe
AT287503B (de) Zahnradpumpe
FR1530025A (fr) Pompe à engrenage
CH453559A (de) Rotationskolbenvakuumpumpe
FR1541631A (fr) Pompe à vide à piston rotatif
FR1539590A (fr) Pompe à vide à piston rotatif
FR1539522A (fr) Pompe à vide à piston rotatif
FR1541503A (fr) Pompe à vide à piston rotatif
FR1475905A (fr) Pompe à piston rotatif
FR1467475A (fr) Pompe rotative à vide
CH452778A (de) Rotationskolbenvakuumpumpe
CH452776A (de) Rotationskolbenvakuumpumpe
FR1474485A (fr) Pompe à engrenages
FR1505031A (fr) Pompe à engrenage
FR1514890A (fr) Pompe à engrenages
FR89784E (fr) Pompe à engrenages
FR1491967A (fr) Pompe à engrenages
FR1491028A (fr) Pompe à engrenages
FR1509772A (fr) Pompe à engrenages
CA776522A (en) Oil sealed mechanical rotary vacuum pump
AU424918B2 (en) Reciprocating liquid pumps