FR688176A - Perfectionnements aux pompes à vis - Google Patents

Perfectionnements aux pompes à vis

Info

Publication number
FR688176A
FR688176A FR688176DA FR688176A FR 688176 A FR688176 A FR 688176A FR 688176D A FR688176D A FR 688176DA FR 688176 A FR688176 A FR 688176A
Authority
FR
France
Prior art keywords
screw pumps
pumps
screw
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
English (en)
Inventor
Jean-Marie Grolet
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 FR688176A publication Critical patent/FR688176A/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
    • F04C2/00—Rotary-piston machines or pumps
    • F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C2/12—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
    • F04C2/14—Rotary-piston machines or pumps 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
    • F04C2/16—Rotary-piston machines or pumps 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)
FR688176D 1930-01-14 1930-01-14 Perfectionnements aux pompes à vis Expired FR688176A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR688176T 1930-01-14

Publications (1)

Publication Number Publication Date
FR688176A true FR688176A (fr) 1930-08-20

Family

ID=9026563

Family Applications (1)

Application Number Title Priority Date Filing Date
FR688176D Expired FR688176A (fr) 1930-01-14 1930-01-14 Perfectionnements aux pompes à vis

Country Status (1)

Country Link
FR (1) FR688176A (fr)

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