FR2487017B1 - STATOR FOR SINGLE SCREW PUMP - Google Patents
STATOR FOR SINGLE SCREW PUMPInfo
- Publication number
- FR2487017B1 FR2487017B1 FR8114017A FR8114017A FR2487017B1 FR 2487017 B1 FR2487017 B1 FR 2487017B1 FR 8114017 A FR8114017 A FR 8114017A FR 8114017 A FR8114017 A FR 8114017A FR 2487017 B1 FR2487017 B1 FR 2487017B1
- Authority
- FR
- France
- Prior art keywords
- stator
- single screw
- screw pump
- pump
- 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
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
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
- F01C21/00—Component parts, details or accessories not provided for in groups F01C1/00 - F01C20/00
- F01C21/10—Outer members for co-operation with rotary pistons; Casings
- F01C21/104—Stators; Members defining the outer boundaries of the working chamber
- F01C21/106—Stators; Members defining the outer boundaries of the working chamber with a radial surface, e.g. cam rings
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Rotary Pumps (AREA)
- Details And Applications Of Rotary Liquid Pumps (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
HU801785A HU181561B (en) | 1980-07-17 | 1980-07-17 | Stator for single-spindle screw pump |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2487017A1 FR2487017A1 (en) | 1982-01-22 |
FR2487017B1 true FR2487017B1 (en) | 1987-12-24 |
Family
ID=10956188
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8114017A Expired FR2487017B1 (en) | 1980-07-17 | 1981-07-17 | STATOR FOR SINGLE SCREW PUMP |
Country Status (7)
Country | Link |
---|---|
CS (1) | CS238373B2 (en) |
DD (1) | DD202924A5 (en) |
DE (1) | DE3126988A1 (en) |
FR (1) | FR2487017B1 (en) |
GB (1) | GB2081812B (en) |
HU (1) | HU181561B (en) |
IT (1) | IT1167465B (en) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3710930A1 (en) * | 1987-04-01 | 1988-10-20 | Gd Anker Gmbh & Co Kg | Eccentric spiral pump |
DE3820483A1 (en) * | 1988-06-16 | 1989-12-21 | Stihl Maschf Andreas | PUMP FOR VISCOSE LIQUIDS, ESPECIALLY LUBRICATING OIL PUMP |
AT401089B (en) * | 1988-09-30 | 1996-06-25 | Gd Anker Gruber Duebel Anker G | Eccentric screw pump |
GB2244517B (en) * | 1990-05-31 | 1994-05-04 | Mono Pumps Ltd | Helical gear pump and stator |
US5171138A (en) * | 1990-12-20 | 1992-12-15 | Drilex Systems, Inc. | Composite stator construction for downhole drilling motors |
WO2005042910A2 (en) | 2003-10-27 | 2005-05-12 | Dyna-Drill Technologies, Inc. | Asymmetric contouring of elastomer liner on lobes in a moineau style power section stator |
US7407372B2 (en) * | 2004-05-14 | 2008-08-05 | Robbins & Myers Energy Systems L.P. | Progressing cavity pump or motor |
DE102004038477B3 (en) * | 2004-08-07 | 2005-10-06 | Netzsch-Mohnopumpen Gmbh | Cavity Pump |
US7517202B2 (en) | 2005-01-12 | 2009-04-14 | Smith International, Inc. | Multiple elastomer layer progressing cavity stators |
US9393648B2 (en) | 2010-03-30 | 2016-07-19 | Smith International Inc. | Undercut stator for a positive displacment motor |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2621605A (en) * | 1945-10-12 | 1952-12-16 | Clayton Mark & Company | Pump |
GB800154A (en) * | 1955-09-30 | 1958-08-20 | Ahmad Aziz | Improvements in or relating to rotary pumps or motors |
DE1553199C3 (en) * | 1966-03-15 | 1974-03-07 | Karl Dipl.-Ing. 7024 Bernhausen Schlecht | Adjustable stator for an eccentric screw pump |
DE1653910A1 (en) * | 1967-06-09 | 1971-10-14 | Seidl Wilhelm Dipl Ing | Device for axially lining up several stators in eccentric screw pumps |
DE2161116C3 (en) * | 1971-12-09 | 1979-09-06 | Moeller, Heinrich, 4962 Obernkirchen | Housing insert for eccentric screw pumps |
DE7146795U (en) * | 1971-12-13 | 1972-03-23 | Vibrastop Gummimetallverbindungen Kaechele W | ADJUSTABLE STATOR |
US3912426A (en) * | 1974-01-15 | 1975-10-14 | Smith International | Segmented stator for progressive cavity transducer |
DE2408186A1 (en) * | 1974-02-20 | 1975-08-21 | Lonza Werke Gmbh | Eccentric pump with screw rotor and stator - has cavities between stator and housing |
DE2512792A1 (en) * | 1975-03-22 | 1976-09-30 | Gummi Jaeger Kg Gmbh & Cie | Cover of eccentric worm pump stator - is of rubber or elastomer and of greater Shore hardness than stator |
FR2349729A1 (en) * | 1976-04-27 | 1977-11-25 | Tiraspolsky Wladimir | Hydraulic machine with helical rotor - has internal and external helices assembled from separately machined longitudinal sections |
DE2619751A1 (en) * | 1976-05-05 | 1977-11-17 | Mathis Fertigputz | Eccentric worm pump stator housing maintained under tension - has adjustable circumference and is covered with pressure transmitting vulcanised material |
DE2817280A1 (en) * | 1978-04-20 | 1979-10-25 | Streicher Foerdertech | STATOR FOR ECCENTRIC SCREW PUMPS |
-
1980
- 1980-07-17 HU HU801785A patent/HU181561B/en unknown
-
1981
- 1981-07-08 DE DE19813126988 patent/DE3126988A1/en active Granted
- 1981-07-09 IT IT22827/81A patent/IT1167465B/en active
- 1981-07-13 CS CS815350A patent/CS238373B2/en unknown
- 1981-07-14 DD DD81231757A patent/DD202924A5/en not_active IP Right Cessation
- 1981-07-15 GB GB8121797A patent/GB2081812B/en not_active Expired
- 1981-07-17 FR FR8114017A patent/FR2487017B1/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE3126988A1 (en) | 1982-02-25 |
GB2081812B (en) | 1984-08-08 |
CS238373B2 (en) | 1985-11-13 |
FR2487017A1 (en) | 1982-01-22 |
GB2081812A (en) | 1982-02-24 |
DD202924A5 (en) | 1983-10-05 |
DE3126988C2 (en) | 1987-06-25 |
IT8122827A0 (en) | 1981-07-09 |
IT1167465B (en) | 1987-05-13 |
HU181561B (en) | 1983-10-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |