FR980793A - Improvements to pumps or compressors - Google Patents

Improvements to pumps or compressors

Info

Publication number
FR980793A
FR980793A FR980793DA FR980793A FR 980793 A FR980793 A FR 980793A FR 980793D A FR980793D A FR 980793DA FR 980793 A FR980793 A FR 980793A
Authority
FR
France
Prior art keywords
compressors
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
Pierre Zens
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 FR980793A publication Critical patent/FR980793A/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
    • F04C2/063—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 with coaxially-mounted members having continuously-changing circumferential spacing between them
    • F04C2/07—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 with coaxially-mounted members having continuously-changing circumferential spacing between them having crankshaft-and-connecting-rod type drive
FR980793D 1943-03-05 1943-03-05 Improvements to pumps or compressors Expired FR980793A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR980793T 1943-03-05

Publications (1)

Publication Number Publication Date
FR980793A true FR980793A (en) 1951-05-17

Family

ID=9527747

Family Applications (1)

Application Number Title Priority Date Filing Date
FR980793D Expired FR980793A (en) 1943-03-05 1943-03-05 Improvements to pumps or compressors

Country Status (1)

Country Link
FR (1) FR980793A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2455687A1 (en) * 1979-05-03 1980-11-28 Bermes Robert Rotary pump for artificial heart - has two double bladed rotors within cylindrical stator to define two pumping chambers
EP0034958A2 (en) * 1980-02-06 1981-09-02 Societe Nationale D'etude Et De Construction De Moteurs D'aviation, "S.N.E.C.M.A." Engine with rotary pistons having a cyclic speed variation and driving means

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2455687A1 (en) * 1979-05-03 1980-11-28 Bermes Robert Rotary pump for artificial heart - has two double bladed rotors within cylindrical stator to define two pumping chambers
EP0034958A2 (en) * 1980-02-06 1981-09-02 Societe Nationale D'etude Et De Construction De Moteurs D'aviation, "S.N.E.C.M.A." Engine with rotary pistons having a cyclic speed variation and driving means
EP0034958A3 (en) * 1980-02-06 1981-09-16 Societe Nationale D'etude Et De Construction De Moteurs D'aviation, "S.N.E.C.M.A." Engine with rotary pistons having a cyclic speed variation and driving means
US4419057A (en) * 1980-02-06 1983-12-06 Societe Nationale D'etude Et De Construction De Moteurs D'aviation, "S.N.E.C.M.A." Rotary piston motor

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