WO2010108487A3 - Stator für exzenterschneckenpumpen - Google Patents
Stator für exzenterschneckenpumpen Download PDFInfo
- Publication number
- WO2010108487A3 WO2010108487A3 PCT/DE2010/000357 DE2010000357W WO2010108487A3 WO 2010108487 A3 WO2010108487 A3 WO 2010108487A3 DE 2010000357 W DE2010000357 W DE 2010000357W WO 2010108487 A3 WO2010108487 A3 WO 2010108487A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- stator
- eccentric screw
- screw pumps
- structural elements
- saved
- Prior art date
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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Rotary Pumps (AREA)
- Details And Applications Of Rotary Liquid Pumps (AREA)
Abstract
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BRPI1014749A BRPI1014749A8 (pt) | 2009-03-26 | 2010-03-26 | estator para bombas helicoidais excêntricas |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102009015024.2 | 2009-03-26 | ||
DE200910015024 DE102009015024B3 (de) | 2009-03-26 | 2009-03-26 | Stator für Exzenterschneckenpumpen |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2010108487A2 WO2010108487A2 (de) | 2010-09-30 |
WO2010108487A3 true WO2010108487A3 (de) | 2012-03-29 |
Family
ID=42243802
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/DE2010/000357 WO2010108487A2 (de) | 2009-03-26 | 2010-03-26 | Stator für exzenterschneckenpumpen |
Country Status (3)
Country | Link |
---|---|
BR (1) | BRPI1014749A8 (de) |
DE (1) | DE102009015024B3 (de) |
WO (1) | WO2010108487A2 (de) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102012112044B4 (de) * | 2012-05-04 | 2015-10-08 | Netzsch Pumpen & Systeme Gmbh | Selbstfixierendes Statorgehäuse |
US11268385B2 (en) * | 2019-10-07 | 2022-03-08 | Nov Canada Ulc | Hybrid core progressive cavity pump |
EP3825552A1 (de) * | 2019-11-22 | 2021-05-26 | Grundfos Holding A/S | Exzenterschneckenpumpe |
US11813580B2 (en) | 2020-09-02 | 2023-11-14 | Nov Canada Ulc | Static mixer suitable for additive manufacturing |
WO2023099240A1 (de) * | 2021-11-30 | 2023-06-08 | Netzsch Pumpen & Systeme Gmbh | Exzenterschneckenpumpe mit vereinfacht zu fertigender statorauskleidung |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3912426A (en) * | 1974-01-15 | 1975-10-14 | Smith International | Segmented stator for progressive cavity transducer |
GB2021199A (en) * | 1978-04-20 | 1979-11-28 | Streicher M | Rotary Positive-Displacement Fluid-Machines |
DE3438379A1 (de) * | 1984-10-19 | 1986-04-24 | Kunststofftechnik Rodenberg GmbH & Co KG, 3054 Rodenberg | Stator fuer exzenterschneckenpumpen |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2408186A1 (de) * | 1974-02-20 | 1975-08-21 | Lonza Werke Gmbh | Exzenterschneckenpumpe |
US5832604A (en) * | 1995-09-08 | 1998-11-10 | Hydro-Drill, Inc. | Method of manufacturing segmented stators for helical gear pumps and motors |
US7396220B2 (en) * | 2005-02-11 | 2008-07-08 | Dyna-Drill Technologies, Inc. | Progressing cavity stator including at least one cast longitudinal section |
-
2009
- 2009-03-26 DE DE200910015024 patent/DE102009015024B3/de not_active Expired - Fee Related
-
2010
- 2010-03-26 WO PCT/DE2010/000357 patent/WO2010108487A2/de active Application Filing
- 2010-03-26 BR BRPI1014749A patent/BRPI1014749A8/pt not_active Application Discontinuation
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3912426A (en) * | 1974-01-15 | 1975-10-14 | Smith International | Segmented stator for progressive cavity transducer |
GB2021199A (en) * | 1978-04-20 | 1979-11-28 | Streicher M | Rotary Positive-Displacement Fluid-Machines |
DE3438379A1 (de) * | 1984-10-19 | 1986-04-24 | Kunststofftechnik Rodenberg GmbH & Co KG, 3054 Rodenberg | Stator fuer exzenterschneckenpumpen |
Also Published As
Publication number | Publication date |
---|---|
BRPI1014749A8 (pt) | 2017-10-10 |
WO2010108487A2 (de) | 2010-09-30 |
BRPI1014749A2 (pt) | 2016-04-19 |
DE102009015024B3 (de) | 2010-07-15 |
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