CH419423A - Durch einen Gleichstrommotor angetriebene Rootspumpe - Google Patents

Durch einen Gleichstrommotor angetriebene Rootspumpe

Info

Publication number
CH419423A
CH419423A CH260462A CH260462A CH419423A CH 419423 A CH419423 A CH 419423A CH 260462 A CH260462 A CH 260462A CH 260462 A CH260462 A CH 260462A CH 419423 A CH419423 A CH 419423A
Authority
CH
Switzerland
Prior art keywords
motor
pump driven
roots pump
roots
driven
Prior art date
Application number
CH260462A
Other languages
English (en)
Inventor
Techn Heyner Johannes Dr Sc
Original Assignee
Micafil 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 Micafil Ag filed Critical Micafil Ag
Priority to CH260462A priority Critical patent/CH419423A/de
Priority to GB7005/63A priority patent/GB986915A/en
Publication of CH419423A publication Critical patent/CH419423A/de

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
    • F04C28/00—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids
    • F04C28/08—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids characterised by varying the rotational speed
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P29/00—Arrangements for regulating or controlling electric motors, appropriate for both AC and DC motors
    • H02P29/40—Regulating or controlling the amount of current drawn or delivered by the motor for controlling the mechanical load
    • 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
    • F04C18/126—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 radially from the rotor body extending elements, not necessarily co-operating with corresponding recesses in the other rotor, e.g. lobes, Roots type

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
CH260462A 1962-03-01 1962-03-01 Durch einen Gleichstrommotor angetriebene Rootspumpe CH419423A (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CH260462A CH419423A (de) 1962-03-01 1962-03-01 Durch einen Gleichstrommotor angetriebene Rootspumpe
GB7005/63A GB986915A (en) 1962-03-01 1963-02-21 Improvements in and relating to evacuating arrangements employing a roots pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH260462A CH419423A (de) 1962-03-01 1962-03-01 Durch einen Gleichstrommotor angetriebene Rootspumpe

Publications (1)

Publication Number Publication Date
CH419423A true CH419423A (de) 1966-08-31

Family

ID=4237485

Family Applications (1)

Application Number Title Priority Date Filing Date
CH260462A CH419423A (de) 1962-03-01 1962-03-01 Durch einen Gleichstrommotor angetriebene Rootspumpe

Country Status (2)

Country Link
CH (1) CH419423A (de)
GB (1) GB986915A (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003155981A (ja) * 2001-11-21 2003-05-30 Toyota Industries Corp 真空ポンプにおける運転制御方法及び運転制御装置

Also Published As

Publication number Publication date
GB986915A (en) 1965-03-24

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