BRPI1014749A8 - estator para bombas helicoidais excêntricas - Google Patents

estator para bombas helicoidais excêntricas

Info

Publication number
BRPI1014749A8
BRPI1014749A8 BRPI1014749A BRPI1014749A BRPI1014749A8 BR PI1014749 A8 BRPI1014749 A8 BR PI1014749A8 BR PI1014749 A BRPI1014749 A BR PI1014749A BR PI1014749 A BRPI1014749 A BR PI1014749A BR PI1014749 A8 BRPI1014749 A8 BR PI1014749A8
Authority
BR
Brazil
Prior art keywords
stator
eccentric helical
helical pumps
pumps
eccentric
Prior art date
Application number
BRPI1014749A
Other languages
English (en)
Portuguese (pt)
Inventor
Heizinger Klaus
Original Assignee
Netzsch Mohnopumpen Gmbh
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 Netzsch Mohnopumpen Gmbh filed Critical Netzsch Mohnopumpen Gmbh
Publication of BRPI1014749A2 publication Critical patent/BRPI1014749A2/pt
Publication of BRPI1014749A8 publication Critical patent/BRPI1014749A8/pt

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)
BRPI1014749A 2009-03-26 2010-03-26 estator para bombas helicoidais excêntricas BRPI1014749A8 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE200910015024 DE102009015024B3 (de) 2009-03-26 2009-03-26 Stator für Exzenterschneckenpumpen
PCT/DE2010/000357 WO2010108487A2 (de) 2009-03-26 2010-03-26 Stator für exzenterschneckenpumpen

Publications (2)

Publication Number Publication Date
BRPI1014749A2 BRPI1014749A2 (pt) 2016-04-19
BRPI1014749A8 true BRPI1014749A8 (pt) 2017-10-10

Family

ID=42243802

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI1014749A BRPI1014749A8 (pt) 2009-03-26 2010-03-26 estator para bombas helicoidais excêntricas

Country Status (3)

Country Link
BR (1) BRPI1014749A8 (de)
DE (1) DE102009015024B3 (de)
WO (1) WO2010108487A2 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
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
EP4441367A1 (de) * 2021-11-30 2024-10-09 NETZSCH Pumpen & Systeme GmbH Exzenterschneckenpumpe mit vereinfacht zu fertigender statorauskleidung

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3912426A (en) * 1974-01-15 1975-10-14 Smith International Segmented stator for progressive cavity transducer
DE2408186A1 (de) * 1974-02-20 1975-08-21 Lonza Werke Gmbh Exzenterschneckenpumpe
DE2817280A1 (de) * 1978-04-20 1979-10-25 Streicher Foerdertech Stator fuer exzenterschneckenpumpen
DE3438379A1 (de) * 1984-10-19 1986-04-24 Kunststofftechnik Rodenberg GmbH & Co KG, 3054 Rodenberg Stator fuer exzenterschneckenpumpen
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

Also Published As

Publication number Publication date
WO2010108487A3 (de) 2012-03-29
DE102009015024B3 (de) 2010-07-15
BRPI1014749A2 (pt) 2016-04-19
WO2010108487A2 (de) 2010-09-30

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Legal Events

Date Code Title Description
B06F Objections, documents and/or translations needed after an examination request according art. 34 industrial property law
B06U Preliminary requirement: requests with searches performed by other patent offices: suspension of the patent application procedure
B11B Dismissal acc. art. 36, par 1 of ipl - no reply within 90 days to fullfil the necessary requirements