FR729585A - Improvement in devices for rotary pumps, compressors and the like - Google Patents

Improvement in devices for rotary pumps, compressors and the like

Info

Publication number
FR729585A
FR729585A FR729585DA FR729585A FR 729585 A FR729585 A FR 729585A FR 729585D A FR729585D A FR 729585DA FR 729585 A FR729585 A FR 729585A
Authority
FR
France
Prior art keywords
compressors
improvement
devices
rotary pumps
pumps
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
Other languages
French (fr)
Inventor
John Ekelof
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 filed Critical
Application granted granted Critical
Publication of FR729585A publication Critical patent/FR729585A/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
    • F04C2/00—Rotary-piston machines or pumps
    • F04C2/02—Rotary-piston machines or pumps 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
    • F04C2/04—Rotary-piston machines or pumps 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 internal axis type

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR729585D 1931-12-18 1931-12-18 Improvement in devices for rotary pumps, compressors and the like Expired FR729585A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR729585T 1931-12-18

Publications (1)

Publication Number Publication Date
FR729585A true FR729585A (en) 1932-07-26

Family

ID=9112556

Family Applications (1)

Application Number Title Priority Date Filing Date
FR729585D Expired FR729585A (en) 1931-12-18 1931-12-18 Improvement in devices for rotary pumps, compressors and the like

Country Status (1)

Country Link
FR (1) FR729585A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2485109A1 (en) * 1980-06-20 1981-12-24 Petit & Cie A Rotating piston metering pump - has single piston and double chamber with piston mounted eccentrically to chamber axis
FR2532370A1 (en) * 1982-08-26 1984-03-02 Pierburg Gmbh & Co Kg SPIRAL TYPE FLUID DELIVERY MACHINE

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2485109A1 (en) * 1980-06-20 1981-12-24 Petit & Cie A Rotating piston metering pump - has single piston and double chamber with piston mounted eccentrically to chamber axis
FR2532370A1 (en) * 1982-08-26 1984-03-02 Pierburg Gmbh & Co Kg SPIRAL TYPE FLUID DELIVERY MACHINE

Similar Documents

Publication Publication Date Title
FR729585A (en) Improvement in devices for rotary pumps, compressors and the like
FR802823A (en) Improvement in devices for artificial anus or the like
FR851908A (en) Improvement in vibrators
FR736827A (en) Improvement in rotary pumps
FR729584A (en) Improvement in rotary pumps or compressors
FR791866A (en) Improvements in braking devices for automobiles and the like
FR776048A (en) Improvements with scissors for tailors and the like
FR747118A (en) Improvement in acoustic devices
FR780463A (en) Improvement in powder boxes or the like
GB545214A (en) An improved positive rotary pump or the like
FR723929A (en) Valve device for pumps and the like
FR693382A (en) Improvements to rotary pumps, compressors and similar machines
FR41057E (en) Improvements to rotary pumps, compressors and similar machines
CA328757A (en) Rotary pump or compressor
CA328758A (en) Rotary pump or compressor
CA289800A (en) Rotary pump or compressor
FR808596A (en) Improvements to rotary pumps, primary compressors and the like
CA385327A (en) Compressor unloading device
FR712825A (en) Improvements to valves, taps and the like
FR795644A (en) Improvements to electronic discharge devices or the like
FR673139A (en) Improvements to rotary machines, pumps and the like
CA315393A (en) Rotary pump compressor or measuring apparatus
AU112210B2 (en) Improvements in or relating toan electron discharge device utilising negative transconductance
CA371301A (en) Compressor unloading device
CA307511A (en) Rotary pump and mixer