EP2199616A2 - Centrifugal pump with fixed axis - Google Patents
Centrifugal pump with fixed axis Download PDFInfo
- Publication number
- EP2199616A2 EP2199616A2 EP09012896A EP09012896A EP2199616A2 EP 2199616 A2 EP2199616 A2 EP 2199616A2 EP 09012896 A EP09012896 A EP 09012896A EP 09012896 A EP09012896 A EP 09012896A EP 2199616 A2 EP2199616 A2 EP 2199616A2
- Authority
- EP
- European Patent Office
- Prior art keywords
- pump
- axis
- centrifugal pump
- pump according
- head
- 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.)
- Granted
Links
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D13/00—Pumping installations or systems
- F04D13/02—Units comprising pumps and their driving means
- F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
- F04D13/0666—Units comprising pumps and their driving means the pump being electrically driven the motor being of the plane gap type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D13/00—Pumping installations or systems
- F04D13/02—Units comprising pumps and their driving means
- F04D13/021—Units comprising pumps and their driving means containing a coupling
- F04D13/024—Units comprising pumps and their driving means containing a coupling a magnetic coupling
- F04D13/026—Details of the bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D13/00—Pumping installations or systems
- F04D13/02—Units comprising pumps and their driving means
- F04D13/021—Units comprising pumps and their driving means containing a coupling
- F04D13/024—Units comprising pumps and their driving means containing a coupling a magnetic coupling
- F04D13/027—Details of the magnetic circuit
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D13/00—Pumping installations or systems
- F04D13/02—Units comprising pumps and their driving means
- F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
- F04D13/0606—Canned motor pumps
- F04D13/0633—Details of the bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D13/00—Pumping installations or systems
- F04D13/02—Units comprising pumps and their driving means
- F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
- F04D13/0646—Units comprising pumps and their driving means the pump being electrically driven the hollow pump or motor shaft being the conduit for the working fluid
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/04—Shafts or bearings, or assemblies thereof
- F04D29/041—Axial thrust balancing
- F04D29/0413—Axial thrust balancing hydrostatic; hydrodynamic thrust bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/04—Shafts or bearings, or assemblies thereof
- F04D29/043—Shafts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/04—Shafts or bearings, or assemblies thereof
- F04D29/046—Bearings
- F04D29/047—Bearings hydrostatic; hydrodynamic
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/58—Cooling; Heating; Diminishing heat transfer
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2240/00—Components
- F05D2240/60—Shafts
- F05D2240/61—Hollow
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49229—Prime mover or fluid pump making
- Y10T29/49236—Fluid pump or compressor making
- Y10T29/49245—Vane type or other rotary, e.g., fan
Definitions
- the invention relates to a centrifugal pump (1) comprising a multipart pump housing (4) comprising a suction nozzle (6) and a discharge nozzle (7), a pump impeller (5) mounted on a stationary axle (3), the pump impeller (5 ) is designed as a permanent magnet rotor, which cooperates with an electromagnetic stator.
- the axial bearing ring serves for the axial bearing of the pump impeller on the axle.
- the thrust bearing ring is received in a partially tubular heat-conducting body. This protrudes into the pump room.
- a bearing receiving ring is provided between the heat conducting body and the Axiallagerring.
- the axis protrudes freely according to a preferred development of the invention with a substantial part of its length in a cavity which is bounded by the heat-conducting body. This cavity is flowed through by the pumped medium to cool the pump.
- the proportion of the freely projecting into the cavity axis is between 30 and 50% of the total length of the axis.
- the method according to the invention for producing an exact alignment of the axis to an inner wall region of the pump head comprises the following steps: inserting the axis (3) into an injection mold for the pump head (2), original moldings of the pump head (2) with exact alignment of the axis (3 ) to an inner wall portion of the pump head (2).
- the axle (3) is pressed into the pump head (2).
- Fig. 1 shows a sectional view through a driven by an axial motor 56 centrifugal pump 1, with a pump housing 4, consisting of the first pump housing part 2 (pump head), a second pump housing part 24, with a split plate 18 and a drying chamber 54 delimiting a motor housing 14, a pump impeller 5, the is rotatably mounted on an axle 3 via a fixed bearing 12, which bearing 12 axially on the one hand to a first Axiallagerring 8 and on the other hand on a second Axiallagerring 9 is supported, consisting of aluminum, forming part of the stator 55 sauceleitmaschine 10, stator 15, stator windings 16, a circuit board 17, which is fastened with stator mounting screws 21 on the heat conducting body 10 on the second pump housing part 24.
- a pump housing 4 consisting of the first pump housing part 2 (pump head), a second pump housing part 24, with a split plate 18 and a drying chamber 54 delimiting a motor housing 14, a pump impeller 5, the is rotatably mounted on an axle 3 via
- a suction nozzle 6 is arranged, which is coaxial with the axis 3.
- the axis 3 is fixed in a receiving mandrel 22, which is integral with the suction nozzle 6 via spokes 23.
- the end of the mandrel 22 tapers to provide little resistance to the on-flowing pumping medium.
- the center of the mandrel 22 forms a passage 25 to a flow channel 26 in the center of the hollow axis 3.
- the heat-conducting body consists of a Statortragin 40, projecting in the central region of a stator support tube 39 and at the periphery of three spacers 38.
- the connecting region of the heat-conducting body 10 with the gap plate 18 is sealed by a ring-cord seal 19, which is inserted in a circumferential groove 29 in the stator support tube 39.
- Stator fastening screws 21 serve for fastening a printed circuit board 17 and for fastening the heat conducting body 10 on the second pump housing part 24.
- Fig. 2 shows from top to bottom, the motor housing 4, with the molded connector housing 28, the stator mounting screws 21, the circuit board 17, the heat-conducting body 10, with the Statortragin 40, the spacer sleeves 38, the Statortragrohr 39 and the groove 29, the bearing housing ring 20, the thrust bearing 9, a stator yoke ring 27 which are fixed with yoke mounting screws 37, insulating bodies 30, with pins 31, wherein the insulating body 30 are wound with stator windings 16, the stator poles 15th , with larger cross-section pole pieces 32, a rotor magnet 33, a rotor return ring 34, the fixed bearing 12, with notches 41 for closer connection with the pump impeller 5, a cover plate 36, the second pump housing part 24 with the gap plate 18, the axis 3, the first pump housing 2 (pump head) a mounting ring 35, the suction nozzle 6 and a discharge nozzle 7.
- the sake of clarity is in Fig. 2 the order of the components partially reversed.
- the pump motor from the FIGS. 1 and 2 It is an electronically commutated DC motor with aligned parallel to the axis of rotation single poles, each with a solenoid.
- the engine has an axial air gap.
- the return ring 27 of the stator consists of a sheet stack.
- the stator poles 15 are manufactured by powder metallurgy. Return ring 27 and pole 15 are bolted together and to the stator body.
- the printed circuit board 17 is screwed to the heat conducting body 10 and the second pump housing part 24.
- the pump impeller 5 forms the permanent magnet rotor of the DC motor, with the rotor magnet 33, the rotor yoke ring 34 and the hollow cylindrical bearing 12.
- the rotor magnet 33, and the rotor yoke 34th The rotor magnet 33, and the rotor yoke 34th
- Fig. 3 shows spatial views of the jacketleit stresses 10, with the Statortragin 40, the Statortragrohr 39, the spacer sleeves 38, the groove 29, a receiving space 42 for the bearing receiving ring 20 and pole mounting recesses 43rd
- Fig. 4 shows spatial views of the first pump housing part 2, with the mandrel 22, the spokes 23, the passage 25 and a receiving space for the first thrust bearing ring 44th
- Fig. 5 shows spatial views of the second pump housing part 24, with the gap plate 18 having in the region of the pole to be mounted recesses 45 to obtain the smallest possible air gap in the magnetic circuit of the motor, a central passage 46 for the axis 3 and three threaded bushings 47 for attachment of the stator using the stator mounting screws.
- Fig. 6 shows a sectional view through the first pump housing part 2 with the mounted fixed axis 3, with its flow channel 26, the passage 25, the first Axliallagerring 8, the spokes 23 and the suction nozzle 6.
- the axis has a notch 48, which is in intimate communication with ensures the mandrel.
- Fig. 7 shows an enlarged partial sectional view of the centrifugal pump 1 according to the invention, this is designed so that a continuous cooling and degassing from a pressure range 51 forth via the "air gap” 49 and an annular gap 50 between the second thrust ring 9 and the axis 3 in the cavity 11th and from there via the flow channel 26 of the hollow shaft 3 and the passage 25 of the mandrel 22 back into the suction region 52 extends.
- the peculiarity here is the large area over which the heat-conducting body 10, which consists of the good heat-conducting aluminum, is in contact with the conveying medium.
- the size of this surface is determined by the length of the cavity 11, its diameter, the length of the Statortragrohrs 39, which projects into the pump chamber 13 and its diameter.
- the fluid is forced into a kind of meandering course and can take longer than in previously known solutions heat from the heat-conducting body 10 and carry away.
- this large heat transfer surface size is comparable to comparable pumps not enlarged and there is also only a small annular sealing area available, which can be sealed by simple means, as here with the inserted into the groove 29 ring cord seal 19.
- Fig. 7 is clearer than in Fig. 1 a gap 53 between the cover plate 36 of the pump impeller 5 and the first pump housing part 2 can be seen. This gap 53 must be as small as possible in order to achieve a high degree of efficiency.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Thermal Sciences (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
Description
Die Erfindung betrifft eine Kreiselpumpe (1), mit einem mehrteiligen Pumpengehäuse (4), das einen Saugstutzen (6) und einen Druckstutzen (7) umfasst, einem auf einer feststehenden Achse (3) gelagerten Pumpenlaufrad (5), wobei das Pumpenlaufrad (5) als Permanentmagnetrotor ausgebildet ist, der mit einem Elektromagnetstator zusammenwirkt.The invention relates to a centrifugal pump (1) comprising a multipart pump housing (4) comprising a suction nozzle (6) and a discharge nozzle (7), a pump impeller (5) mounted on a stationary axle (3), the pump impeller (5 ) is designed as a permanent magnet rotor, which cooperates with an electromagnetic stator.
Aus der
Es ist Aufgabe der Erfindung bei einer Kreiselpumpe der eingangs genannten Gattung für einen hervorragenden Wirkungsgrad bei einer kompakten Bauweise zu erreichen. Weiter soll die Kreiselpumpe eine hohe Lebensdauer und eine verbesserte Wärmeabfuhr gewährleisten.It is an object of the invention to achieve a centrifugal pump of the type mentioned for excellent efficiency in a compact design. Next, the centrifugal pump to ensure a long life and improved heat dissipation.
Diese Aufgabe wird erfindungsgemäß durch das Kennzeichen des Anspruchs 1 gelöst. Hierdurch wird erreicht, dass eine exakte Zuordnung zwischen der Achse und einem Innenwandungsbereich des Pumpenkopfs erreicht wird, wodurch ringförmige Leckagezwischenraum verringert wird und der Pumpenwirkungsgrad deutlich verbessert wird. Dies wirkt sich insbesondere bei Kreiselpumpen mit hohem Förderdruck aber geringem Fördervolumen aus.This object is achieved by the characterizing part of
Weiterbildungen der Erfindung werden in den Unteransprüchen dargestellt. Eine sichere Befestigung der Achse ergibt sich dadurch, dass sie vom Gehäusematerial des Pumpenkopfs formschlüssig umgeben ist.Further developments of the invention are presented in the subclaims. A secure attachment of the axis results from the fact that it is surrounded by the housing material of the pump head form fit.
Bei einer teilweise hohl gestalteten Achse lässt sich ein Kühlmittelstrom durch diese leiten und zu einer besseren Entwärmung der Pumpe beitragen.With a partially hollow shaft, a flow of coolant can pass through it and contribute to a better heat dissipation of the pump.
Um einen geringen Verschleiß der Achse zu erreichen ist es zweckmäßig diese aus Keramikmaterial auszuführen.In order to achieve a low wear of the axis, it is expedient to perform this ceramic material.
Für einen vibrationsarmen Lauf und sorgt eine zweite Lagerstelle, die durch einen Axiallagerring gebildet wird, in dem sich die Achse radial abstützt. Der Axiallagerring dient zur axialen Lagerung des Pumpenlaufrades auf der Achse.For a low-vibration running and ensures a second bearing point, which is formed by a thrust bearing, in which the axis is supported radially. The axial bearing ring serves for the axial bearing of the pump impeller on the axle.
Der Axiallagerring ist in einem teilweise rohrförmigen Wärmeleitkörper aufgenommen. Dieser ragt in den Pumpenraum hinein.The thrust bearing ring is received in a partially tubular heat-conducting body. This protrudes into the pump room.
Zwischen dem Wärmeleitkörper und dem Axiallagerring ist ein Lageraufnahmering vorgesehen.Between the heat conducting body and the Axiallagerring a bearing receiving ring is provided.
Die Achse ragt nach einer bevorzugten Weiterentwicklung der Erfindung mit einem Wesentlichen Teil seiner Länge frei in einen Hohlraum hinein, der vom Wärmeleitkörper begrenzt wird. Dieser Hohlraum wird vom Fördermedium durchströmt, um die Pumpe zu kühlen.The axis protrudes freely according to a preferred development of the invention with a substantial part of its length in a cavity which is bounded by the heat-conducting body. This cavity is flowed through by the pumped medium to cool the pump.
Vorzugsweise beträgt der Anteil der frei in den Hohlraum hineinragenden Achse zwischen 30 und 50% der Gesamtlänge der Achse.Preferably, the proportion of the freely projecting into the cavity axis is between 30 and 50% of the total length of the axis.
Das erfindungsgemäße Verfahren zur Herstellung einer genauen Ausrichtung der Achse zu einem Innenwandungsbereich des Pumpenkopfs umfasst die Schritte: - Einlegen der Achse (3) in ein Spritzgusswerkzeug für den Pumpenkopf (2), - Urformen des Pumpenkopfs (2) mit genauer Ausrichtung der Achse (3) zu einem Innenwandungsbereich des Pumpenkopfs (2).The method according to the invention for producing an exact alignment of the axis to an inner wall region of the pump head comprises the following steps: inserting the axis (3) into an injection mold for the pump head (2), original moldings of the pump head (2) with exact alignment of the axis (3 ) to an inner wall portion of the pump head (2).
Bei einer alternativen Ausführungsform wird die Achse (3) in den Pumpenkopf (2) eingepresst.In an alternative embodiment, the axle (3) is pressed into the pump head (2).
Ein Ausführungsbeispiel der Erfindung wird nachfolgend anhand der Zeichnung näher erläutert. Es zeigt:
- Fig. 1
- eine Schnittdarstellung durch eine Kreiselpumpe,
- Fig. 2
- eine Explosionsdarstellung der Kreiselpumpe,
- Fig. 3
- räumliche Ansichten eines Wärmeleitkörpers,
- Fig. 4
- räumliche Ansichten eines ersten Pumpengehäuseteils,
- Fig. 5
- räumliche Ansichten eines zweiten Pumpengehäuseteils,
- Fig. 6
- eine Schnittansicht durch das erste Pumpengehäuseteil mit einer montierten feststehenden Achse und
- Fig. 7
- eine vergrößerte Teilschnittansicht der Pumpe.
- Fig. 1
- a sectional view through a centrifugal pump,
- Fig. 2
- an exploded view of the centrifugal pump,
- Fig. 3
- spatial views of a heat conduction body,
- Fig. 4
- Spatial views of a first pump housing part,
- Fig. 5
- Spatial views of a second pump housing part,
- Fig. 6
- a sectional view through the first pump housing part with a mounted fixed axis and
- Fig. 7
- an enlarged partial sectional view of the pump.
Bei dem Pumpenmotor aus den
- 11
- Kreiselpumperotary pump
- 22
- Pumpengehäuseteil (Pumpenkopf)Pump housing part (pump head)
- 33
- Achseaxis
- 44
- Pumpengehäusepump housing
- 55
- Pumpenlaufradpump impeller
- 66
- Saugstutzensuction
- 77
- Druckstutzenpressure port
- 88th
- erster Axiallagerringfirst thrust bearing ring
- 99
- zweiter Axiallagerringsecond axial bearing ring
- 1010
- Wärmeleitkörperthermal conductors
- 1111
- Hohlraumcavity
- 1212
- Hohlzylindrisches FestlagerHollow-cylindrical fixed bearing
- 1313
- Pumpenraumpump room
- 1414
- Motorgehäusemotor housing
- 1515
- Statorpolstator
- 1616
- Statorwicklungstator
- 1717
- Leiterplattecircuit board
- 1818
- Spaltplattesplit plate
- 1919
- RingschnurdichtungRing-ring seal
- 2020
- LageraufnahmeringBearing support ring
- 2121
- Stator-BefestigungsschraubenStator fixing screws
- 2222
- Aufnahmedornarbor
- 2323
- Speichenspoke
- 2424
- zweites Pumpengehäuseteilsecond pump housing part
- 2525
- Durchgang im AufnahmedornPassage in the mandrel
- 2626
- Strömungskanalflow channel
- 2727
- Stator-RückschlussringStator return ring
- 2828
- Steckergehäuseplug housing
- 2929
- Nutgroove
- 3030
- Isolierstoffkörperinsulating
- 3131
- Anschlussstiftpin
- 3232
- Polschuhpole
- 3333
- Rotormagnetrotor magnet
- 3434
- Rotor-RückschlussringRotor return ring
- 3535
- Befestigungsringfixing ring
- 3636
- Deckscheibe (zu Pumpenlaufrad 5)Cover disc (to pump impeller 5)
- 3737
- Rückschluss-BefestigungsschraubenInference mounting screws
- 3838
- Abstandshülsenspacer sleeves
- 3939
- StatortragrohrStatortragrohr
- 4040
- StatortragscheibeStatortragscheibe
- 4141
- Kerbescore
- 4242
- Aufnahmeraumaccommodation space
- 4343
- Pol-BefestigungsausnehmungenPol-fixing recesses
- 4444
- Aufnahmeraum für AxiallagerringReceiving space for axial bearing ring
- 4545
- Vertiefungen für PoleRecesses for poles
- 4646
- Durchgang für AchsePassage for axis
- 4747
- Gewindebuchsethreaded bushing
- 4848
- Kerbe in AchseNotch in axis
- 4949
- Luftspaltair gap
- 5050
- Ringspaltannular gap
- 5151
- Druckbereichpressure range
- 5252
- Ansaugbereichsuction
- 5353
- Spaltgap
- 5454
- Trockenkammerdrying chamber
- 5555
- Statorstator
- 5656
- Axialmotoraxial motor
Claims (20)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102008064099.9A DE102008064099B4 (en) | 2008-12-19 | 2008-12-19 | Centrifugal pump with a fixed axis |
Publications (3)
Publication Number | Publication Date |
---|---|
EP2199616A2 true EP2199616A2 (en) | 2010-06-23 |
EP2199616A3 EP2199616A3 (en) | 2012-07-11 |
EP2199616B1 EP2199616B1 (en) | 2014-12-10 |
Family
ID=41319468
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP09012896.8A Not-in-force EP2199616B1 (en) | 2008-12-19 | 2009-10-13 | Centrifugal pump with fixed axis |
Country Status (3)
Country | Link |
---|---|
US (1) | US8303268B2 (en) |
EP (1) | EP2199616B1 (en) |
DE (1) | DE102008064099B4 (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103696979A (en) * | 2013-12-26 | 2014-04-02 | 重庆水泵厂有限责任公司 | Centrifugal pump with shaft capable of freely expanding or contracting |
CN104024644A (en) * | 2011-12-30 | 2014-09-03 | 皮泊弗罗制造公司 | Rotodynamic Pump With Electro-Magnet Coupling Inside The Impeller |
CN104196750A (en) * | 2014-09-01 | 2014-12-10 | 青蛙泵业有限公司 | Deep-well pump rotor long shaft and machining process thereof |
WO2017054310A1 (en) * | 2015-09-29 | 2017-04-06 | 佛山市威灵洗涤电机制造有限公司 | Centrifugal pump |
EP3379085B1 (en) * | 2017-03-23 | 2022-07-27 | Volkswagen Aktiengesellschaft | Encapsulated and balanced outer rotor of a pump |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NO327557B2 (en) * | 2007-10-09 | 2013-02-04 | Aker Subsea As | Pump protection system |
KR101237023B1 (en) * | 2010-05-19 | 2013-02-25 | 주식회사 아모텍 | Perfect Waterproof Fluid Pump |
WO2012042919A1 (en) * | 2010-09-27 | 2012-04-05 | 日機装株式会社 | Pressure-tight, explosion-proof connector |
US8931455B2 (en) * | 2012-03-23 | 2015-01-13 | Boots Rolf Hughston | Rotary engine |
KR101481627B1 (en) * | 2012-06-11 | 2015-01-14 | 주식회사 아모텍 | Water pump |
TW201634817A (en) * | 2015-03-30 | 2016-10-01 | 林聖梁 | Water pump device |
CN106300722A (en) * | 2015-05-18 | 2017-01-04 | 德昌电机(深圳)有限公司 | Motor and electrodynamic pump |
DE102016202417A1 (en) * | 2016-02-17 | 2017-08-17 | Bühler Motor GmbH | rotary pump |
DE102016206406A1 (en) * | 2016-04-15 | 2017-10-19 | Bühler Motor GmbH | Pump motor with a containment shell |
US10865794B2 (en) | 2017-01-27 | 2020-12-15 | Regal Beloit Australia Pty Ltd | Centrifugal pump assemblies having an axial flux electric motor and methods of assembly thereof |
US10731653B2 (en) * | 2017-01-27 | 2020-08-04 | Regal Beloit Australia Pty Ltd | Centrifugal pump assemblies having an axial flux electric motor and methods of assembly thereof |
US10830252B2 (en) | 2017-01-27 | 2020-11-10 | Regal Beloit Australia Pty Ltd | Centrifugal pump assemblies having an axial flux electric motor and methods of assembly thereof |
US10584739B2 (en) | 2017-01-27 | 2020-03-10 | Regal Beloit Australia Pty Ltd | Centrifugal pump assemblies having an axial flux electric motor and methods of assembly thereof |
US11323003B2 (en) | 2017-10-25 | 2022-05-03 | Flowserve Management Company | Compact, modular, pump or turbine with integral modular motor or generator and coaxial fluid flow |
US11724813B2 (en) | 2021-05-24 | 2023-08-15 | General Electric Company | Midshaft rating for turbomachine engines |
CN113738657B (en) * | 2021-11-03 | 2022-03-15 | 西安泵阀总厂有限公司 | Rare earth permanent magnet motor driven centrifugal pump and self-lubricating method |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5114803A (en) | 1974-07-29 | 1976-02-05 | Nippon Steel Corp | Koroheno genryosonyuhoho |
US4013384A (en) | 1974-07-18 | 1977-03-22 | Iwaki Co., Ltd. | Magnetically driven centrifugal pump and means providing cooling fluid flow |
DE19646617A1 (en) | 1996-11-12 | 1998-05-14 | Pierburg Ag | Coolant pump with electrically commutated electric motor e.g. for IC engine |
JP2002257074A (en) | 2001-02-28 | 2002-09-11 | Asmo Co Ltd | Fluid pump device |
EP1329638A1 (en) | 2002-01-18 | 2003-07-23 | CP Pumpen AG | Magnetically coupled centrifugal pump |
DE102006034385A1 (en) | 2006-07-25 | 2008-01-31 | Robert Bosch Gmbh | Fluid pump and method for producing a fluid pump |
Family Cites Families (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2782721A (en) * | 1949-08-19 | 1957-02-26 | Howard T White | Motor driven pumps |
US3304450A (en) * | 1960-08-12 | 1967-02-14 | Aerojet General Co | Axial airgap dynamoelectric machine |
US3364866A (en) * | 1964-08-17 | 1968-01-23 | Teikoku Denki Seisakusho Kk | Device for lubricating pump bearings and balancing axial thrust thereof |
GB1323203A (en) * | 1970-08-28 | 1973-07-11 | Marelli & C Spa Ercole | Electrically operated pump |
JPS5114803U (en) * | 1974-07-18 | 1976-02-03 | ||
US3932069A (en) * | 1974-12-19 | 1976-01-13 | Ford Motor Company | Variable reluctance motor pump |
JPS51111902A (en) * | 1975-03-26 | 1976-10-02 | Iwaki:Kk | Magnet pump |
US4806080A (en) * | 1983-07-06 | 1989-02-21 | Ebara Corporation | Pump with shaftless impeller |
DE3831457A1 (en) * | 1988-09-16 | 1990-03-22 | Licentia Gmbh | Electric motor-driven fluid pump |
JP2809487B2 (en) * | 1989-07-05 | 1998-10-08 | 株式会社荏原製作所 | Centrifugal pump casing |
US5269664A (en) * | 1992-09-16 | 1993-12-14 | Ingersoll-Dresser Pump Company | Magnetically coupled centrifugal pump |
JP3085835B2 (en) * | 1993-04-28 | 2000-09-11 | 京セラ株式会社 | Blood pump |
GB2307947B (en) * | 1995-12-08 | 1999-08-18 | Aisan Ind | Magnetically coupled pump |
US6034465A (en) * | 1997-08-06 | 2000-03-07 | Shurfle Pump Manufacturing Co. | Pump driven by brushless motor |
US6132186A (en) * | 1997-08-06 | 2000-10-17 | Shurflo Pump Manufacturing Co. | Impeller pump driven by a dynamo electric machine having a stator comprised of a mass of metal particles |
US5997261A (en) * | 1997-10-31 | 1999-12-07 | Siemens Canada Limited | Pump motor having fluid cooling system |
US6152704A (en) * | 1998-09-30 | 2000-11-28 | A-Med Systems, Inc. | Blood pump with turbine drive |
US6309188B1 (en) * | 2000-06-07 | 2001-10-30 | Michael Danner | Magnetic drive centrifugal pump having ceramic bearings, ceramic thrust washers, and a water cooling channel |
AT414064B (en) * | 2001-05-11 | 2006-08-15 | Tcg Unitech Ag | PUMP FOR LIQUID MEDIA |
GB0213640D0 (en) * | 2002-06-13 | 2002-07-24 | Ricardo Consulting Eng | Automotive pulley wheels |
US7682301B2 (en) * | 2003-09-18 | 2010-03-23 | Thoratec Corporation | Rotary blood pump |
DE102005036818B4 (en) | 2005-08-04 | 2015-03-05 | BSH Bosch und Siemens Hausgeräte GmbH | Pump housing, pump and water-conducting household appliance |
TWM288657U (en) * | 2005-10-21 | 2006-03-11 | Super Electronics Co Ltd | External rotor pump with annular ferrite magnet in the form of inner diameter alignment |
WO2007072561A1 (en) * | 2005-12-22 | 2007-06-28 | Yamamoto Electric Corporation | Flat brushless motor pump and electric water pump unit for vehicle employing flat brushless motor pump |
DE202007003214U1 (en) * | 2007-02-22 | 2007-05-10 | Renner Gmbh | Magnetically coupled centrifugal pump for pumping e.g. corrosive media, has permanent magnets in hub arranged in section of rotor surrounded by mantle of can, where surfaces encountering in pump space with medium are non-metallic |
JP2009074433A (en) * | 2007-09-20 | 2009-04-09 | Panasonic Electric Works Co Ltd | Pump |
-
2008
- 2008-12-19 DE DE102008064099.9A patent/DE102008064099B4/en not_active Expired - Fee Related
-
2009
- 2009-10-13 EP EP09012896.8A patent/EP2199616B1/en not_active Not-in-force
- 2009-12-15 US US12/654,239 patent/US8303268B2/en not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4013384A (en) | 1974-07-18 | 1977-03-22 | Iwaki Co., Ltd. | Magnetically driven centrifugal pump and means providing cooling fluid flow |
JPS5114803A (en) | 1974-07-29 | 1976-02-05 | Nippon Steel Corp | Koroheno genryosonyuhoho |
DE19646617A1 (en) | 1996-11-12 | 1998-05-14 | Pierburg Ag | Coolant pump with electrically commutated electric motor e.g. for IC engine |
JP2002257074A (en) | 2001-02-28 | 2002-09-11 | Asmo Co Ltd | Fluid pump device |
EP1329638A1 (en) | 2002-01-18 | 2003-07-23 | CP Pumpen AG | Magnetically coupled centrifugal pump |
DE102006034385A1 (en) | 2006-07-25 | 2008-01-31 | Robert Bosch Gmbh | Fluid pump and method for producing a fluid pump |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104024644A (en) * | 2011-12-30 | 2014-09-03 | 皮泊弗罗制造公司 | Rotodynamic Pump With Electro-Magnet Coupling Inside The Impeller |
CN104024644B (en) * | 2011-12-30 | 2016-02-24 | 皮泊弗罗制造公司 | There is the vane pump of the electromagnetic coupling being positioned at impeller |
CN103696979A (en) * | 2013-12-26 | 2014-04-02 | 重庆水泵厂有限责任公司 | Centrifugal pump with shaft capable of freely expanding or contracting |
CN103696979B (en) * | 2013-12-26 | 2016-03-30 | 重庆水泵厂有限责任公司 | Axle can the centrifugal pump of free expansion or free shrink |
CN104196750A (en) * | 2014-09-01 | 2014-12-10 | 青蛙泵业有限公司 | Deep-well pump rotor long shaft and machining process thereof |
WO2017054310A1 (en) * | 2015-09-29 | 2017-04-06 | 佛山市威灵洗涤电机制造有限公司 | Centrifugal pump |
EP3379085B1 (en) * | 2017-03-23 | 2022-07-27 | Volkswagen Aktiengesellschaft | Encapsulated and balanced outer rotor of a pump |
Also Published As
Publication number | Publication date |
---|---|
US20100158725A1 (en) | 2010-06-24 |
DE102008064099A1 (en) | 2010-07-01 |
US8303268B2 (en) | 2012-11-06 |
DE102008064099B4 (en) | 2016-05-04 |
EP2199616A3 (en) | 2012-07-11 |
EP2199616B1 (en) | 2014-12-10 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP2199616A2 (en) | Centrifugal pump with fixed axis | |
EP2199617B1 (en) | Centrifugal pump with fixed shaft | |
EP1987579B1 (en) | Motor centrifugal pump | |
EP2547910B1 (en) | Outer rotor motor fan with integrated bearing cartridge and cabinet for control electronics | |
EP1376822B1 (en) | Electric motor comprising a multipolar rotor and a multipolar stator | |
EP3765712A1 (en) | Modular system of an axially integrated pump structure | |
EP1181453A1 (en) | Motor-pump unit | |
WO2012013412A2 (en) | Fluid-cooled electric machine | |
EP3091640A1 (en) | Rotor for axial flow machine | |
DE102018125031A1 (en) | Pump, in particular for a liquid circuit in a vehicle | |
EP2739856A2 (en) | Wet rotor pump comprising power electronics | |
EP1938441A1 (en) | Self-starting, permanent-magnet synchronous motor | |
DE102013018840B3 (en) | Electromotive water pump | |
EP2002123B1 (en) | Fluid pump | |
WO2019233874A1 (en) | Electric drive motor, wet-rotor pump and domestic appliance | |
EP1850449A2 (en) | Electrical motor | |
DE102007010960A1 (en) | Engine pump assembly for vehicle-sided interlinked hydraulic motor vehicle anti-block brake system, has motor arranged at top side of retaining body for pump unit, and rotor and stator, where gap is provided between rotor and stator | |
WO2020074318A1 (en) | Pump, in particular for a liquid circuit in a vehicle | |
WO2009127525A1 (en) | Insulation support for a stator of an electric motor for driving liquid pumps | |
EP3391509A1 (en) | Electric motor | |
DE102011079225A1 (en) | Fluid pump, particularly water pump, comprises axis, on which permanent magnetic rotor of electric motor is arranged, where permanent magnetic rotor is arranged with axial disk and axial impeller | |
DE102019214600A1 (en) | Pump arrangement | |
DE19538278A1 (en) | Rotary pump with electric drive e.g. for use in heating and sanitation equipment engineering | |
EP4270732A2 (en) | Scroll vacuum pump with permanent magnet synchronous motor and method for producing scroll vacuum pump | |
WO2023161094A1 (en) | Brushless motor and method for installing a brushless motor |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR |
|
AX | Request for extension of the european patent |
Extension state: AL BA RS |
|
PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
|
AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR |
|
AX | Request for extension of the european patent |
Extension state: AL BA RS |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: F04D 29/047 20060101ALI20120606BHEP Ipc: F04D 13/06 20060101AFI20120606BHEP Ipc: F04D 29/043 20060101ALI20120606BHEP Ipc: F04D 29/58 20060101ALI20120606BHEP Ipc: F04D 13/02 20060101ALI20120606BHEP |
|
17P | Request for examination filed |
Effective date: 20120711 |
|
17Q | First examination report despatched |
Effective date: 20130618 |
|
GRAP | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOSNIGR1 |
|
INTG | Intention to grant announced |
Effective date: 20140318 |
|
GRAS | Grant fee paid |
Free format text: ORIGINAL CODE: EPIDOSNIGR3 |
|
GRAA | (expected) grant |
Free format text: ORIGINAL CODE: 0009210 |
|
AK | Designated contracting states |
Kind code of ref document: B1 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR |
|
REG | Reference to a national code |
Ref country code: GB Ref legal event code: FG4D Free format text: NOT ENGLISH |
|
REG | Reference to a national code |
Ref country code: CH Ref legal event code: EP |
|
REG | Reference to a national code |
Ref country code: IE Ref legal event code: FG4D Free format text: LANGUAGE OF EP DOCUMENT: GERMAN |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R096 Ref document number: 502009010319 Country of ref document: DE Effective date: 20150115 Ref country code: AT Ref legal event code: REF Ref document number: 700806 Country of ref document: AT Kind code of ref document: T Effective date: 20150115 |
|
REG | Reference to a national code |
Ref country code: NL Ref legal event code: VDEP Effective date: 20141210 |
|
REG | Reference to a national code |
Ref country code: NL Ref legal event code: VDEP Effective date: 20141210 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: FI Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20141210 Ref country code: LT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20141210 Ref country code: ES Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20141210 Ref country code: NO Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20150310 |
|
REG | Reference to a national code |
Ref country code: LT Ref legal event code: MG4D |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: GR Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20150311 Ref country code: LV Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20141210 Ref country code: HR Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20141210 Ref country code: SE Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20141210 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: NL Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20141210 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: PT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20150410 Ref country code: SK Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20141210 Ref country code: CZ Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20141210 Ref country code: RO Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20141210 Ref country code: EE Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20141210 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: IS Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20150410 Ref country code: PL Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20141210 |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R097 Ref document number: 502009010319 Country of ref document: DE |
|
PLBE | No opposition filed within time limit |
Free format text: ORIGINAL CODE: 0009261 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: DK Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20141210 |
|
26N | No opposition filed |
Effective date: 20150911 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: IT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20141210 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: SI Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20141210 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: LU Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20151013 |
|
REG | Reference to a national code |
Ref country code: CH Ref legal event code: PL |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: MC Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20141210 |
|
REG | Reference to a national code |
Ref country code: IE Ref legal event code: MM4A |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: LI Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20151031 Ref country code: CH Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20151031 |
|
REG | Reference to a national code |
Ref country code: FR Ref legal event code: PLFP Year of fee payment: 8 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: IE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20151013 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: FR Payment date: 20160927 Year of fee payment: 8 |
|
REG | Reference to a national code |
Ref country code: AT Ref legal event code: MM01 Ref document number: 700806 Country of ref document: AT Kind code of ref document: T Effective date: 20151013 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: GB Payment date: 20161012 Year of fee payment: 8 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: AT Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20151013 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: DE Payment date: 20170313 Year of fee payment: 8 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: SM Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20141210 Ref country code: BG Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20141210 Ref country code: HU Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT; INVALID AB INITIO Effective date: 20091013 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: CY Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20141210 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: BE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20151031 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: MT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20141210 Ref country code: TR Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20141210 |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R119 Ref document number: 502009010319 Country of ref document: DE |
|
GBPC | Gb: european patent ceased through non-payment of renewal fee |
Effective date: 20171013 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: MK Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20141210 |
|
REG | Reference to a national code |
Ref country code: FR Ref legal event code: ST Effective date: 20180629 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: GB Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20171013 Ref country code: DE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20180501 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: FR Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20171031 |