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FR1502728A - Vacuum pump improvements - Google Patents

Vacuum pump improvements

Info

Publication number
FR1502728A
FR1502728A FR70580A FR70580A FR1502728A FR 1502728 A FR1502728 A FR 1502728A FR 70580 A FR70580 A FR 70580A FR 70580 A FR70580 A FR 70580A FR 1502728 A FR1502728 A FR 1502728A
Authority
FR
France
Prior art keywords
vacuum pump
pump improvements
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
FR70580A
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.)
Commissariat a lEnergie Atomique et aux Energies Alternatives CEA
Original Assignee
Commissariat a lEnergie Atomique CEA
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 Commissariat a lEnergie Atomique CEA filed Critical Commissariat a lEnergie Atomique CEA
Priority to FR70580A priority Critical patent/FR1502728A/en
Priority to BE699078D priority patent/BE699078A/xx
Priority to CH941367A priority patent/CH482926A/en
Priority to ES343222A priority patent/ES343222A1/en
Priority to NL6710058A priority patent/NL6710058A/xx
Priority to GB3358167A priority patent/GB1146365A/en
Application granted granted Critical
Publication of FR1502728A publication Critical patent/FR1502728A/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
    • F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
    • F04C23/001—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids of similar working principle
    • 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
    • F04C18/02—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
    • F04C18/06—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents of other than internal-axis type

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
FR70580A 1966-07-22 1966-07-22 Vacuum pump improvements Expired FR1502728A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR70580A FR1502728A (en) 1966-07-22 1966-07-22 Vacuum pump improvements
BE699078D BE699078A (en) 1966-07-22 1967-05-26
CH941367A CH482926A (en) 1966-07-22 1967-07-03 Vacuum pump
ES343222A ES343222A1 (en) 1966-07-22 1967-07-20 Improvements in or relating to rotary pumps or compressors
NL6710058A NL6710058A (en) 1966-07-22 1967-07-20
GB3358167A GB1146365A (en) 1966-07-22 1967-07-21 Improvements in or relating to rotary pumps or compressors

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR70580A FR1502728A (en) 1966-07-22 1966-07-22 Vacuum pump improvements

Publications (1)

Publication Number Publication Date
FR1502728A true FR1502728A (en) 1967-11-24

Family

ID=8613943

Family Applications (1)

Application Number Title Priority Date Filing Date
FR70580A Expired FR1502728A (en) 1966-07-22 1966-07-22 Vacuum pump improvements

Country Status (6)

Country Link
BE (1) BE699078A (en)
CH (1) CH482926A (en)
ES (1) ES343222A1 (en)
FR (1) FR1502728A (en)
GB (1) GB1146365A (en)
NL (1) NL6710058A (en)

Also Published As

Publication number Publication date
BE699078A (en) 1967-11-03
CH482926A (en) 1969-12-15
NL6710058A (en) 1968-01-23
GB1146365A (en) 1969-03-26
ES343222A1 (en) 1968-09-01

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