FR1541631A - Rotary piston vacuum pump - Google Patents

Rotary piston vacuum pump

Info

Publication number
FR1541631A
FR1541631A FR125608A FR125608A FR1541631A FR 1541631 A FR1541631 A FR 1541631A FR 125608 A FR125608 A FR 125608A FR 125608 A FR125608 A FR 125608A FR 1541631 A FR1541631 A FR 1541631A
Authority
FR
France
Prior art keywords
vacuum pump
rotary piston
piston vacuum
rotary
pump
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
FR125608A
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
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 FR125608A priority Critical patent/FR1541631A/en
Application granted granted Critical
Publication of FR1541631A publication Critical patent/FR1541631A/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
    • F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • F04C29/02—Lubrication; Lubricant separation
    • F04C29/025—Lubrication; Lubricant separation using a lubricant pump
    • 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
    • F04C29/0007—Injection of a fluid in the working chamber for sealing, cooling and lubricating
    • 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
    • F04C29/02—Lubrication; Lubricant separation
    • F04C29/023—Lubricant distribution through a hollow driving shaft

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR125608A 1966-10-29 1967-10-24 Rotary piston vacuum pump Expired FR1541631A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR125608A FR1541631A (en) 1966-10-29 1967-10-24 Rotary piston vacuum pump

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEH0060894 1966-10-29
FR125608A FR1541631A (en) 1966-10-29 1967-10-24 Rotary piston vacuum pump

Publications (1)

Publication Number Publication Date
FR1541631A true FR1541631A (en) 1968-10-04

Family

ID=25980542

Family Applications (1)

Application Number Title Priority Date Filing Date
FR125608A Expired FR1541631A (en) 1966-10-29 1967-10-24 Rotary piston vacuum pump

Country Status (1)

Country Link
FR (1) FR1541631A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2657654A1 (en) * 1990-01-26 1991-08-02 Dresser Produits Indls Bearing for supporting the drive shaft of a compressor with recovery of oil leaks, and compressor equipped with this bearing

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2657654A1 (en) * 1990-01-26 1991-08-02 Dresser Produits Indls Bearing for supporting the drive shaft of a compressor with recovery of oil leaks, and compressor equipped with this bearing

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