FR951626A - Improvements in rotary screw pumps, motors and the like for fluids - Google Patents

Improvements in rotary screw pumps, motors and the like for fluids

Info

Publication number
FR951626A
FR951626A FR951626DA FR951626A FR 951626 A FR951626 A FR 951626A FR 951626D A FR951626D A FR 951626DA FR 951626 A FR951626 A FR 951626A
Authority
FR
France
Prior art keywords
fluids
motors
rotary screw
screw 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
Joseph Earl Whitfield
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 FR951626A publication Critical patent/FR951626A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
    • F01C20/00—Control of, monitoring of, or safety arrangements for, machines or engines
    • F01C20/10—Control of, monitoring of, or safety arrangements for, machines or engines characterised by changing the positions of the inlet or outlet openings with respect to the working chamber
    • F01C20/14—Control of, monitoring of, or safety arrangements for, machines or engines characterised by changing the positions of the inlet or outlet openings with respect to the working chamber using rotating valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
    • F01C1/00—Rotary-piston machines or engines
    • F01C1/08—Rotary-piston machines or engines of intermeshing engagement type, i.e. with engagement of co- operating members similar to that of toothed gearing
    • F01C1/12—Rotary-piston machines or engines of intermeshing engagement type, i.e. with engagement of co- operating members similar to that of toothed gearing of other than internal-axis type
    • F01C1/14—Rotary-piston machines or engines 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
    • F01C1/16—Rotary-piston machines or engines 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)
FR951626D 1941-04-22 1947-08-06 Improvements in rotary screw pumps, motors and the like for fluids Expired FR951626A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US951626XA 1941-04-22 1941-04-22

Publications (1)

Publication Number Publication Date
FR951626A true FR951626A (en) 1949-10-31

Family

ID=22250277

Family Applications (1)

Application Number Title Priority Date Filing Date
FR951626D Expired FR951626A (en) 1941-04-22 1947-08-06 Improvements in rotary screw pumps, motors and the like for fluids

Country Status (1)

Country Link
FR (1) FR951626A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2439887A1 (en) * 1978-10-27 1980-05-23 Kuehlautomat Veb IMPROVEMENTS ON OIL-SUBMERGED SCREW COMPRESSORS

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2439887A1 (en) * 1978-10-27 1980-05-23 Kuehlautomat Veb IMPROVEMENTS ON OIL-SUBMERGED SCREW COMPRESSORS

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