FR2072393A5 - - Google Patents

Info

Publication number
FR2072393A5
FR2072393A5 FR7042372A FR7042372A FR2072393A5 FR 2072393 A5 FR2072393 A5 FR 2072393A5 FR 7042372 A FR7042372 A FR 7042372A FR 7042372 A FR7042372 A FR 7042372A FR 2072393 A5 FR2072393 A5 FR 2072393A5
Authority
FR
France
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
FR7042372A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 by Individual filed Critical Individual
Application granted granted Critical
Publication of FR2072393A5 publication Critical patent/FR2072393A5/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
    • F04C2/10—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
FR7042372A 1969-11-26 1970-11-25 Expired FR2072393A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691959448 DE1959448C3 (de) 1969-11-26 1969-11-26 Exzenterschneckenpumpe

Publications (1)

Publication Number Publication Date
FR2072393A5 true FR2072393A5 (fr) 1971-09-24

Family

ID=5752168

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7042372A Expired FR2072393A5 (fr) 1969-11-26 1970-11-25

Country Status (2)

Country Link
DE (1) DE1959448C3 (fr)
FR (1) FR2072393A5 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997047886A1 (fr) * 1996-06-07 1997-12-18 Orica Trading Pty Ltd Pompe a cavite intermediaire

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19804259A1 (de) * 1998-02-04 1999-08-12 Artemis Kautschuk Kunststoff Elastomerstator für Exzenterschneckenpumpen
US6120267A (en) * 1998-04-01 2000-09-19 Robbins & Myers, Inc. Progressing cavity pump including a stator modified to improve material handling capability

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997047886A1 (fr) * 1996-06-07 1997-12-18 Orica Trading Pty Ltd Pompe a cavite intermediaire
AU721639B2 (en) * 1996-06-07 2000-07-13 Orica Explosives Technology Pty Ltd Progressive cavity pump

Also Published As

Publication number Publication date
DE1959448B2 (de) 1978-05-11
DE1959448A1 (de) 1971-05-27
DE1959448C3 (de) 1979-01-04

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Legal Events

Date Code Title Description
ST Notification of lapse