WO2005113991A1 - Elektrische maschine und verfahren zur verbindung einer elektrischen maschine mit einem anschlussflansch - Google Patents
Elektrische maschine und verfahren zur verbindung einer elektrischen maschine mit einem anschlussflansch Download PDFInfo
- Publication number
- WO2005113991A1 WO2005113991A1 PCT/EP2005/051938 EP2005051938W WO2005113991A1 WO 2005113991 A1 WO2005113991 A1 WO 2005113991A1 EP 2005051938 W EP2005051938 W EP 2005051938W WO 2005113991 A1 WO2005113991 A1 WO 2005113991A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- flange
- electrical machine
- housing
- bearing plate
- hollow rivet
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 8
- 230000005405 multipole Effects 0.000 claims description 2
- 230000002596 correlated effect Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000005294 ferromagnetic effect Effects 0.000 description 1
- 210000003128 head Anatomy 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B19/00—Bolts without screw-thread; Pins, including deformable elements; Rivets
- F16B19/04—Rivets; Spigots or the like fastened by riveting
- F16B19/08—Hollow rivets; Multi-part rivets
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B5/00—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them
- F16B5/04—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them by means of riveting
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B5/00—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them
- F16B5/04—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them by means of riveting
- F16B5/045—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them by means of riveting without the use of separate rivets
-
- 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
- Y10T74/00—Machine element or mechanism
- Y10T74/21—Elements
- Y10T74/2186—Gear casings
Definitions
- a flange of the electrical machine is commonly provided with separately integrated fastening eyes or screw tabs. In many areas of application, however, the space required for this is not available.
- the position of screw-on tabs at the connection can also differ from the position of the integrated fastening eyes or screw-on tabs.
- the described rivet punch for deforming a hollow rivet has a rivet shaft which has a penetration section which extends along its axis and which is designed such that the interior of the central part of a hollow rivet is supported when the rivet punch penetrates the hollow rivet during a riveting process. In this way, deformation of the central part of the hollow rivet is reduced or substantially prevented, so that a reliable rivet connection is reliably created.
- a rivet connection between housing parts of an electrical machine for example an electrical one Small motor can be created, or a gear housing made of aluminum or plastic can be connected to a pole pot made of iron or steel, which surrounds the armature shaft of the drive of the electrical machine.
- Permanent magnets which consist for example of a ferromagnetic or a rare earth magnet, can be embedded in the pole pot.
- the electrical machine proposed according to the invention realizes a special assembly concept: the electrical machine can be passed directly through one or more hollow rivets with which the housing is assembled with the end shield with a fastening element, in particular with a releasably connectable fastening element, such as, for example Screw, picked up at a connection, mounted, fixed, fastened or centered.
- a fastening element such as, for example Screw
- the installation space required in the flange area can advantageously be reduced. In this way, the possible uses and applications of an electrical machine are advantageously expanded.
- the electrical machine according to the invention is in itself a single executable component which can be assembled in an application-related manner in automobile construction. After the mounting or mounting on the connection flange, the electrical machine fully meets the technical requirements with regard to tightness and resistance to shaking.
- the clamping force exerted by the one or more hollow rivets between the housing flange and the end shield flange is increased by the connection by means of the fastening element penetrating one of the hollow rivets, since a solid fastening element, such as a screw, has a much higher inherent rigidity than the hollow rivet.
- the hollow rivet can then be deformed into the plastic region without appreciably affecting the clamping connection due to the force of the fastening element, in particular the screw - the force for compressing the hollow rivet acts counter to the force of the fastening element.
- the connection through the fastening element supports or increases the tightness and rigidity, so that these technical requirements do not have to be met solely by the hollow rivet connection.
- the electrical machine proposed according to the invention can be one that is designed as a small motor and can be used in a wide variety of applications.
- the mounting concept proposed according to the invention can also be used on large or very large electrical machines that are used, for example, in the power plant sector. Find use.
- FIG. 1 shows a side view of an embodiment of the electrical machine according to the invention
- Figure 2 shows a detail of the end shield of the side view shown in Figure 1
- FIG. 3 shows a view of the electrical machine according to the invention in the connecting direction
- Figures 4 to 6 sectional views through design variants (in the axial direction) through a hollow rivet, flange and pole pot of the electrical machine and
- FIGS. 6.1 and 6.2 details of the embodiment variant according to FIG. 6.
- FIG. 1 shows a side view of an embodiment of the electrical machine according to the invention and serves to explain the basic structure, in particular the visible components, of the electrical machine.
- the electric machine can be a generator, a motor with brushes (a so-called DC unit), a brushless motor (a so-called EC unit), or an asynchronous machine, a reluctance machine, a synchronous machine or a hysteresis machine, in particular the electric machine
- the machine must be gearless.
- a DC unit is shown in FIG. 1 without restricting the generality with regard to the functionality
- the electrical machine 10 has a housing 12 (pole pot) with a housing flange 14 and a bearing plate 16 with a bearing plate flange 18.
- the housing flange 14 and the bearing plate flange 18 are arranged opposite one another and in a form-fitting manner, so that the cup-like housing 12 and the cup-type bearing plate 16 encapsulate the electrical machine 10 in cooperation.
- the housing flange 14 and the bearing plate flange 18 have bores which are positioned in correlated relationship with one another, or the respective flanges 14, 18 have holes which are in correlation with one another and have a diameter.
- the holes or perforations can be cylindrical or polygonal.
- the connection is fixed by means of hollow rivets 20, the shape of which is adapted to the shape of the through holes.
- the hollow rivets 20 are discussed in more detail with reference to FIG. 2.
- the end shield 16 has a bottom which forms a connection side 22.
- the housing 12 and / or the end shield 18 can have a bearing point for the shaft 24 in its interior.
- a plug 22 with a brush holder is also received on the end shield 16, so that the electrical machine 10 can be connected to a power source (not shown here) in a simple and user-friendly manner.
- the housing 12 accommodates permanent magnets (not visible) of the DC unit. In the case of an EC unit, the housing 12 accommodates the stator.
- FIG. 2 is a detail of the end shield 16 of the side view shown in FIG. 1.
- the end shield flange 18 is connected to the housing flange 14 of the housing 12 with a hollow rivet 20 in a bore which measures the flanges 14, 18, so that the hollow rivet 20 is essentially parallel is oriented to the axis defined by the position of the shaft 24.
- the inner diameter of the hollow rivet 20 can be more than 4.7 mm.
- the inner diameter of the hollow rivet 20 is to be chosen to be greater than or equal to the diameter of a screw used. If, for example, an M4 screw were used, the inner diameter of the hollow rivet would be> 4.0 mm.
- the hollow rivet 20 can preferably be designed to connect the housing flange 14 to the end shield flange 18 in such a way that the hollow rivet 20 in its central part, that is to say in the section lying within the through holes or holes, in essentially compression free or is undeformed, in particular in the form of a hollow cylinder or polygon, in accordance with the shape of the through-bore.
- Such a rivet connection can be produced in a riveting process or produced with a hollow riveting tool, as are disclosed in the previously registered document DE 103 41 752.4, to which reference is explicitly made here. The entire disclosure content of this document is incorporated into this illustration by reference.
- the housing flange 14 and the bearing plate flange 18 are connected in the assembly production by means of the hollow rivets 20 by the ends of hollow rivet precursors being widened or rolled over and put over the hole edges, so that heads of the hollow rivets 20 are produced.
- a connection to a connection can then be achieved by means of a screw connection: in the screwing direction 28, a screw is fed through the remaining opening of the hollow rivet 20 to the connection-side connection flange (not shown here), with receiving elements of the connection flange, for example screw holes provided with internal threads, likewise are correlated to the through holes or holes of the housing flange 14 and the bearing plate flange 18 are positioned. That means the openings of the hollow rivets 20 form fastening eyes for the application-related connection.
- the electrical machine 10 is fastened to the connecting flange in a simple and space-saving manner.
- the housing 12 pole pot
- the hollow rivet 20 When installed by the customer, the previously completed unit is now fastened using fastening elements, such as screws, through the hollow rivets 20 increased, since the screw has a much higher rigidity than the hollow rivet 20.
- the hollow rivet 20 is relieved by the high forces acting on the screw. It can then be deformed into the plastic region without the clamping connection, which is applied by the fastening element, such as a screw, being significantly impaired.
- the tightness and the required rigidity is applied by the final assembly depending on the intended use by the fastening element.
- FIG. 3 shows a view of the electrical machine 10 according to the invention in the connection direction.
- the housing flange 14 which is provided with an essentially square cross section, has four fastening eyes 30 located in its corners, which are represented by the hollow rivets 20 located in the through holes or holes.
- the housing flange 14 hides the end shield flange 18, which is aligned behind it, with a correlated geometry, in particular correlated bores or holes, which are connected to the housing flange 14 by means of the hollow rivets 20. that are.
- two individual magnets 32 are shown, which are received on the housing 12 and form the permanent magnet of the DC unit.
- the permanent magnet can also be designed as a cylindrical multipole magnet.
- the housing 12 can be fastened to the end shield 16 with a plurality of hollow rivets 20.
- FIG. 4 shows an embodiment variant of a hollow rivet made on a bearing plate flange 16, 18.
- the hollow rivet 20 can be cast onto the end shield flange 18.
- the hollow rivet 20 is penetrated by a fastening element which can be embodied, for example, as a screw and with which the end application is produced by the customer.
- the electrical machine 10 is held together in the preassembled state by the hollow rivet 20 between the housing 12 (pole pot) on the housing flange 14, which the bearing plate flange 18 of the bearing plate 16 is opposite.
- the contact surface with which the hollow rivet 20 overlaps the housing 12 or the housing flange 14 is identified by reference numeral 35, the axis of the hollow rivet by reference symbol 33.
- FIG. 12 A further embodiment variant of a hollow rivet can be seen in the illustration according to FIG.
- the housing 12 (pole pot) is drawn in the form of a hollow rivet in the region of the housing flange 14.
- the hollow rivet 20 passes through the end shield flange 18 of the end shield 16 and forms a contact surface 35 therewith.
- the contact surface between the housing 12 (pole pot) or from its housing flange 14 on the end shield flange 18 of the end shield 16 is identified by reference numerals 36 identified.
- the axis of the hollow rivet 20 is identified by reference numeral 33 in a manner analogous to that shown in FIG.
- a further embodiment variant of the hollow rivet emerges from the illustration according to FIG. It can be seen from the illustration in FIG. 6 that the hollow rivet 20 can be designed in the form of a socket and that in the region of its end face in the assembled state both the seflansch 14 of the housing 12 (pole pot) and the bearing plate flange 18 of the bearing plate 16 overlaps.
- the contact surface 36 that occurs when the hollow rivet 20 is riveted between the mutually facing sides of the housing flange 14 and the bearing plate flange 18 is identified by reference numeral 36.
- FIGS. 6.1 and 6.2 Details of the embodiment variant according to FIG. 6 can be seen in FIGS. 6.1 and 6.2.
- the housing flange 14 of the housing 12 (pole pot) has a recess 37 on the housing flange side into which the protrusion of the hollow rivet 20, forming a contact surface 35, engages, so that there is a smooth outside with respect to the housing flange 14 of the Housing 12 (pole pot) adjusts.
- the contact surface between the housing flange 14 of the housing 12 (pole pot) and the bearing plate flange 18 of the bearing plate 16 is represented by reference numeral 36.
- FIG. 6.2 shows a further embodiment variant of a hollow rivet, in which the hollow rivet 20 engages with its protrusion in a recess 38 on the end plate flange side.
- the protrusion of the hollow rivet is countersunk in relation to the end plate flange 18 of the end plate 16, so that there is a smooth outer surface in relation on the bearing plate flange 18 on the bearing plate 16.
- the variant of the hollow rivet 20 shown in FIGS. 4 to 6.2 has in common that after preassembly of the housing 12 (pole pot) and end shield 16, a fastening element, for example a screw, winds through it, which provides the necessary rigidity and tightness of the connection of the housing 12 generated with the end shield 16.
- a fastening element for example a screw
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Motor Or Generator Frames (AREA)
- Connection Of Plates (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007517230A JP4638911B2 (ja) | 2004-05-21 | 2005-04-28 | 電気機械及び電気機械を接続フランジに結合するための方法 |
EP05747877A EP1753963B1 (de) | 2004-05-21 | 2005-04-28 | Elektrische maschine und verfahren zur verbindung einer elektrischen maschine mit einem anschlussflansch |
US11/597,040 US7939981B2 (en) | 2004-05-21 | 2005-04-28 | Electrical motor and method for connection of an electrical motor to a connector flange |
DE502005005960T DE502005005960D1 (de) | 2004-05-21 | 2005-04-28 | Elektrische maschine und verfahren zur verbindung einer elektrischen maschine mit einem anschlussflansch |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102004025486.9 | 2004-05-21 | ||
DE102004025486A DE102004025486A1 (de) | 2004-05-21 | 2004-05-21 | Elektrische Maschine und Verfahren zur Verbindung einer elektrischen Maschine mit einem Anschlussflansch |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2005113991A1 true WO2005113991A1 (de) | 2005-12-01 |
Family
ID=34968458
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2005/051938 WO2005113991A1 (de) | 2004-05-21 | 2005-04-28 | Elektrische maschine und verfahren zur verbindung einer elektrischen maschine mit einem anschlussflansch |
Country Status (5)
Country | Link |
---|---|
US (1) | US7939981B2 (de) |
EP (1) | EP1753963B1 (de) |
JP (1) | JP4638911B2 (de) |
DE (2) | DE102004025486A1 (de) |
WO (1) | WO2005113991A1 (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10260104A1 (de) * | 2002-12-19 | 2004-07-01 | Robert Bosch Gmbh | Antriebseinheit für Stellantriebe im Kraftfahrzeug |
US9673677B2 (en) * | 2012-09-06 | 2017-06-06 | Brose Fahrzeugteile GmbH & Co. Kommanditgesellschaft, Würzburg | Mounting arrangement for an electric motor and a drive unit incorporating same |
US9685835B2 (en) * | 2013-10-11 | 2017-06-20 | Hamilton Sundstrand Corporation | Motor housing having conical shaped ends with various dimensional ratios and slopes for a stator in an avionics cabin air compressor |
DE102013227058A1 (de) * | 2013-12-23 | 2015-06-25 | Robert Bosch Gmbh | Antriebseinheit für Stellantriebe im Kraftfahrzeug |
JP6622491B2 (ja) * | 2015-06-22 | 2019-12-18 | Koa株式会社 | 電流検出装置及びその製造方法 |
GB201710104D0 (en) * | 2017-06-23 | 2017-08-09 | Trw Ltd | Electric power assisted steering |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0097875A2 (de) * | 1982-06-30 | 1984-01-11 | Siemens Aktiengesellschaft | Ständer für eine dauermagneterregte elektrische Maschine und Verfahren zu dessen Herstellung |
DE10118935A1 (de) * | 2001-04-18 | 2002-11-14 | Kasselbauer Ralf | Befestigungsmittel zum Verbinden zweier Bauteile miteinander |
DE10341752A1 (de) * | 2003-09-10 | 2005-04-21 | Bosch Gmbh Robert | Nietstempel und Hohlnietwerkzeug sowie Nietverfahren und Nietverbindung |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2870356A (en) * | 1955-07-08 | 1959-01-20 | George M Gibson | Electric motor structure |
CA1141994A (en) * | 1980-09-13 | 1983-03-01 | Norimitsu Kurihara | Starting motor device |
JPS58218860A (ja) * | 1982-06-11 | 1983-12-20 | Hitachi Ltd | 永久磁石式直流機 |
JPS60160052U (ja) | 1984-03-29 | 1985-10-24 | 株式会社ボッシュオートモーティブ システム | モ−タアクチユエ−タにおけるモ−タ取付構造 |
US5061869A (en) * | 1987-04-01 | 1991-10-29 | United Technologies Electro Systems, Inc. | Motor housing structure |
JPH0732568B2 (ja) * | 1989-05-16 | 1995-04-10 | アスモ株式会社 | モータのブラシ保持構造 |
JPH0486063U (de) * | 1990-11-28 | 1992-07-27 | ||
JPH09126215A (ja) | 1995-10-30 | 1997-05-13 | Morita Alum Kogyo Kk | 薄板部材締結用金具及びこれを用いた薄板部材の締結方法並びに薄板部材の取付構造 |
JPH09159002A (ja) | 1995-12-06 | 1997-06-17 | Unisia Jecs Corp | 送り螺子機構、それが用いられる電動機、および、送り螺子機構の製造方法 |
DE19813984C5 (de) * | 1998-03-28 | 2010-02-11 | Robert Bosch Gmbh | Entkopplungsvorrichtung für einen Elektromotor |
JP2001245451A (ja) * | 2000-02-28 | 2001-09-07 | Pioneer Electronic Corp | モータ装置 |
JP3967191B2 (ja) * | 2002-05-10 | 2007-08-29 | 株式会社ショーワ | 電動モータ装置 |
-
2004
- 2004-05-21 DE DE102004025486A patent/DE102004025486A1/de not_active Ceased
-
2005
- 2005-04-28 US US11/597,040 patent/US7939981B2/en not_active Expired - Fee Related
- 2005-04-28 JP JP2007517230A patent/JP4638911B2/ja not_active Expired - Fee Related
- 2005-04-28 DE DE502005005960T patent/DE502005005960D1/de active Active
- 2005-04-28 WO PCT/EP2005/051938 patent/WO2005113991A1/de active Application Filing
- 2005-04-28 EP EP05747877A patent/EP1753963B1/de not_active Ceased
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0097875A2 (de) * | 1982-06-30 | 1984-01-11 | Siemens Aktiengesellschaft | Ständer für eine dauermagneterregte elektrische Maschine und Verfahren zu dessen Herstellung |
DE10118935A1 (de) * | 2001-04-18 | 2002-11-14 | Kasselbauer Ralf | Befestigungsmittel zum Verbinden zweier Bauteile miteinander |
DE10341752A1 (de) * | 2003-09-10 | 2005-04-21 | Bosch Gmbh Robert | Nietstempel und Hohlnietwerkzeug sowie Nietverfahren und Nietverbindung |
Also Published As
Publication number | Publication date |
---|---|
JP4638911B2 (ja) | 2011-02-23 |
DE102004025486A1 (de) | 2005-12-15 |
US7939981B2 (en) | 2011-05-10 |
US20080054744A1 (en) | 2008-03-06 |
EP1753963A1 (de) | 2007-02-21 |
DE502005005960D1 (de) | 2008-12-24 |
EP1753963B1 (de) | 2008-11-12 |
JP2007538210A (ja) | 2007-12-27 |
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