FR81731E - Pompe à vide - Google Patents

Pompe à vide

Info

Publication number
FR81731E
FR81731E FR898713A FR898713A FR81731E FR 81731 E FR81731 E FR 81731E FR 898713 A FR898713 A FR 898713A FR 898713 A FR898713 A FR 898713A FR 81731 E FR81731 E FR 81731E
Authority
FR
France
Prior art keywords
vacuum pump
vacuum
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
FR898713A
Other languages
English (en)
Inventor
Jean Ribeton
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.)
Alsacienne de Constructions Mecaniques SA
Original Assignee
Alsacienne de Constructions Mecaniques SA
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 de Constructions Mecaniques SA filed Critical Alsacienne de Constructions Mecaniques SA
Priority to FR898713A priority Critical patent/FR81731E/fr
Application granted granted Critical
Publication of FR81731E publication Critical patent/FR81731E/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
    • F04C18/08—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C18/12—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
    • F04C18/14—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons
    • F04C18/16—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with helical teeth, e.g. chevron-shaped, screw type

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR898713A 1962-05-25 1962-05-25 Pompe à vide Expired FR81731E (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR898713A FR81731E (fr) 1962-05-25 1962-05-25 Pompe à vide

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR898713A FR81731E (fr) 1962-05-25 1962-05-25 Pompe à vide

Publications (1)

Publication Number Publication Date
FR81731E true FR81731E (fr) 1963-11-02

Family

ID=8779740

Family Applications (1)

Application Number Title Priority Date Filing Date
FR898713A Expired FR81731E (fr) 1962-05-25 1962-05-25 Pompe à vide

Country Status (1)

Country Link
FR (1) FR81731E (fr)

Similar Documents

Publication Publication Date Title
FR81075E (fr) Pompe à vide turbomoléculaire perfectionnée
FR1304689A (fr) Pompe à vide turbomoléculaire perfectionnée
FR1290239A (fr) Pompe à vide
FR1523039A (fr) Pompe à vide poussé
FR1297182A (fr) Pompe à vide turbomoléculaire
FR1403089A (fr) Pompe à vide
FR1214647A (fr) Pompe à vide
FR1292657A (fr) Pompes à vide perfectionnées
BE619944A (fr) Pompe à vide turbomoleculaire perfectionnée
CH397425A (fr) Pompe à piston
FR81731E (fr) Pompe à vide
FR1355912A (fr) Pompe à vide
FR84100E (fr) Pompe à vide turbomoléculaire perfectionnée
FR1503209A (fr) Pompe à vide
FR1328484A (fr) Pompe à galets
FR1325289A (fr) Pompe à vide
CH385025A (fr) Pompe à vide
FR1326029A (fr) Pompe à vide de diffusion
CH439571A (de) Vakuumpumpe
FR1319258A (fr) Pompe
CH482926A (fr) Pompe à vide
FR85205E (fr) Pompe à vide
CH396291A (de) Hochvakuumpumpe
FR1334354A (fr) Pompe double
FR1344635A (fr) Pompe à vide à tiroirs rotatifs