FR1486745A - Worm and eccentric pump - Google Patents

Worm and eccentric pump

Info

Publication number
FR1486745A
FR1486745A FR69439A FR69439A FR1486745A FR 1486745 A FR1486745 A FR 1486745A FR 69439 A FR69439 A FR 69439A FR 69439 A FR69439 A FR 69439A FR 1486745 A FR1486745 A FR 1486745A
Authority
FR
France
Prior art keywords
worm
eccentric pump
eccentric
pump
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
FR69439A
Other languages
French (fr)
Inventor
Max Streicher
Oskar Seidl
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
Priority to FR69439A priority Critical patent/FR1486745A/en
Application granted granted Critical
Publication of FR1486745A publication Critical patent/FR1486745A/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
    • F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C2/10—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member
    • F04C2/107—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member with helical teeth
    • F04C2/1071—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member with helical teeth the inner and outer member having a different number of threads and one of the two being made of elastic materials, e.g. Moineau type
    • F04C2/1073—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member with helical teeth the inner and outer member having a different number of threads and one of the two being made of elastic materials, e.g. Moineau type where one member is stationary while the other member rotates and orbits
    • F04C2/1075—Construction of the stationary member
    • 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
    • F04C2270/00—Control; Monitoring or safety arrangements
    • F04C2270/17—Tolerance; Play; Gap
    • F04C2270/175—Controlled or regulated
FR69439A 1966-07-13 1966-07-13 Worm and eccentric pump Expired FR1486745A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR69439A FR1486745A (en) 1966-07-13 1966-07-13 Worm and eccentric pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR69439A FR1486745A (en) 1966-07-13 1966-07-13 Worm and eccentric pump

Publications (1)

Publication Number Publication Date
FR1486745A true FR1486745A (en) 1967-06-30

Family

ID=8613260

Family Applications (1)

Application Number Title Priority Date Filing Date
FR69439A Expired FR1486745A (en) 1966-07-13 1966-07-13 Worm and eccentric pump

Country Status (1)

Country Link
FR (1) FR1486745A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0740075A1 (en) * 1995-04-08 1996-10-30 KOCH MARMORIT GmbH Screw pump
FR2794498A1 (en) * 1999-06-07 2000-12-08 Inst Francais Du Petrole Rotary, positive displacement mono- or Moineau pump, for e.g. oil industry wastes, is constructed with metal liner inside elastomer and casing, in positive contact with rotor to assure required pressure increase
CN114729635A (en) * 2019-11-22 2022-07-08 格兰富控股公司 Eccentric screw pump

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0740075A1 (en) * 1995-04-08 1996-10-30 KOCH MARMORIT GmbH Screw pump
FR2794498A1 (en) * 1999-06-07 2000-12-08 Inst Francais Du Petrole Rotary, positive displacement mono- or Moineau pump, for e.g. oil industry wastes, is constructed with metal liner inside elastomer and casing, in positive contact with rotor to assure required pressure increase
GB2352008B (en) * 1999-06-07 2003-05-21 Inst Francais Du Petrole Progressive-cavity pump with composite stator and manufacturing process
CN114729635A (en) * 2019-11-22 2022-07-08 格兰富控股公司 Eccentric screw pump

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