FR2432792A1 - Organe de retenue pour les encoches de machines electriques - Google Patents
Organe de retenue pour les encoches de machines electriquesInfo
- Publication number
- FR2432792A1 FR2432792A1 FR7918966A FR7918966A FR2432792A1 FR 2432792 A1 FR2432792 A1 FR 2432792A1 FR 7918966 A FR7918966 A FR 7918966A FR 7918966 A FR7918966 A FR 7918966A FR 2432792 A1 FR2432792 A1 FR 2432792A1
- Authority
- FR
- France
- Prior art keywords
- retainer
- electric machine
- notches
- thermosetting resin
- machine notches
- 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
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/46—Fastening of windings on the stator or rotor structure
- H02K3/48—Fastening of windings on the stator or rotor structure in slots
- H02K3/487—Slot-closing devices
- H02K3/493—Slot-closing devices magnetic
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/0018—Applying slot closure means in the core; Manufacture of slot closure means
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/46—Fastening of windings on the stator or rotor structure
- H02K3/48—Fastening of windings on the stator or rotor structure in slots
- H02K3/487—Slot-closing devices
-
- 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
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S174/00—Electricity: conductors and insulators
- Y10S174/13—High voltage cable, e.g. above 10kv, corona prevention
- Y10S174/14—High voltage cable, e.g. above 10kv, corona prevention having a particular cable application, e.g. winding
- Y10S174/19—High voltage cable, e.g. above 10kv, corona prevention having a particular cable application, e.g. winding in a dynamo-electric machine
-
- 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
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24942—Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
- Y10T428/2495—Thickness [relative or absolute]
-
- 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
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24942—Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
- Y10T428/2495—Thickness [relative or absolute]
- Y10T428/24967—Absolute thicknesses specified
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Insulation, Fastening Of Motor, Generator Windings (AREA)
Abstract
a. Organe de retenue pour les encoches de machines électriques. b. Organe caractérisé en ce qu'il se compose d'un noyau de fibres de verre imprégné d'une résine thermodurcissable et recouvert au moins sur deux côtés d'une couche d'un tissu d'une fibre de polyamide aromatique imprégné par une résine thermodurcissable.
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/930,090 US4200818A (en) | 1978-08-01 | 1978-08-01 | Resin impregnated aromatic polyamide covered glass based slot wedge for large dynamoelectric machines |
BE881046 | 1980-01-08 | ||
BE0/198888A BE881046A (fr) | 1978-08-01 | 1980-01-08 | Organe de retenue pour les encoches de machines electriques |
GB8000762A GB2067358B (en) | 1978-08-01 | 1980-01-09 | Slot wedges for dynamoelectric machines |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2432792A1 true FR2432792A1 (fr) | 1980-02-29 |
FR2432792B1 FR2432792B1 (fr) | 1983-11-04 |
Family
ID=27424694
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7918966A Granted FR2432792A1 (fr) | 1978-08-01 | 1979-07-23 | Organe de retenue pour les encoches de machines electriques |
Country Status (5)
Country | Link |
---|---|
US (1) | US4200818A (fr) |
JP (1) | JPS5523798A (fr) |
BE (1) | BE881046A (fr) |
FR (1) | FR2432792A1 (fr) |
GB (1) | GB2067358B (fr) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2488459A1 (fr) * | 1980-08-07 | 1982-02-12 | Alsthom Atlantique | Dispositif a dents a queue d'aronde pour fixer les barres d'enroulement statoriques d'une machine electrique tournante |
EP0111498A1 (fr) * | 1982-06-14 | 1984-06-27 | Gen Electric | Coin de stator pour machine dynamo-electrique. |
FR2573259A1 (fr) * | 1984-11-14 | 1986-05-16 | Gen Electric | Cales d'encoche avec couche resistant a l'abrasion pour machine dynamo-electrique |
WO1992000626A1 (fr) * | 1990-06-23 | 1992-01-09 | Robert Bosch Gmbh | Induit pour moteurs electriques a grande vitesse, a ventilation forcee, fonctionnant dans de l'air contenant de la poussiere abrasive |
Families Citing this family (61)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57170891A (en) * | 1981-04-15 | 1982-10-21 | Toshiba Corp | Manufacture of single crystal |
CA1176680A (fr) * | 1981-06-29 | 1984-10-23 | Hjalmar A. Olson | Methode et moyen de fixation des enroulements dans les machines electrodynamiques |
US4385252A (en) * | 1981-09-17 | 1983-05-24 | General Electric Company | Support for exciter winding bar |
US4387316A (en) * | 1981-09-30 | 1983-06-07 | General Electric Company | Dynamoelectric machine stator wedges and method |
CA1185308A (fr) * | 1982-11-18 | 1985-04-09 | Victor A. Moore | Cales pour enroulements de stator |
JPS6345198A (ja) * | 1986-04-23 | 1988-02-26 | Sumitomo Electric Ind Ltd | 多元系結晶の製造方法 |
US4710663A (en) * | 1986-12-12 | 1987-12-01 | Westinghouse Electric Corp. | Dynamoelectric machine coil slot wedge mounting arrangement |
WO1994025180A1 (fr) * | 1993-05-05 | 1994-11-10 | Albany International Research Co. | Element composite en sandwich |
US5365135A (en) * | 1993-11-12 | 1994-11-15 | Westinghouse Electric Corporation | Generator slot hose wedge assembly |
DE4440950A1 (de) * | 1994-11-17 | 1996-05-23 | Abb Management Ag | Lötösenisolierung |
UA44857C2 (uk) | 1996-05-29 | 2002-03-15 | Абб Аб | Електромагнітний пристрій (варіанти), високовольтна електросилова установка, силова енергомережа, спосіб керування електричним полем у електромагнітному пристрої, спосіб виготовлення магнітного ланцюга для електричної машини, що обертається, кабель для утворення в електромагнітному пристрої обмотки, яка генерує магнітне поле |
SE510192C2 (sv) | 1996-05-29 | 1999-04-26 | Asea Brown Boveri | Förfarande och kopplingsarrangemang för att minska problem med tredjetonsströmmar som kan uppstå vid generator - och motordrift av växelströmsmaskiner kopplade till trefas distributions- eller transmissionsnät |
AU718707B2 (en) | 1996-05-29 | 2000-04-20 | Abb Ab | Insulated conductor for high-voltage windings and a method of manufacturing the same |
ATE250817T1 (de) | 1996-05-29 | 2003-10-15 | Abb Ab | Leiter für hochspannungswicklungen und rotierende elektrische maschine mit einem solchen leiter |
SE9602079D0 (sv) | 1996-05-29 | 1996-05-29 | Asea Brown Boveri | Roterande elektriska maskiner med magnetkrets för hög spänning och ett förfarande för tillverkning av densamma |
WO1997045937A1 (fr) * | 1996-05-29 | 1997-12-04 | Asea Brown Boveri Ab | Dispositif destine au stator d'un machine electrique tournante |
SE515843C2 (sv) | 1996-11-04 | 2001-10-15 | Abb Ab | Axiell kylning av rotor |
SE512917C2 (sv) | 1996-11-04 | 2000-06-05 | Abb Ab | Förfarande, anordning och kabelförare för lindning av en elektrisk maskin |
SE510422C2 (sv) | 1996-11-04 | 1999-05-25 | Asea Brown Boveri | Magnetplåtkärna för elektriska maskiner |
SE509072C2 (sv) | 1996-11-04 | 1998-11-30 | Asea Brown Boveri | Anod, anodiseringsprocess, anodiserad tråd och användning av sådan tråd i en elektrisk anordning |
SE9704423D0 (sv) | 1997-02-03 | 1997-11-28 | Asea Brown Boveri | Roterande elektrisk maskin med spolstöd |
SE9704427D0 (sv) | 1997-02-03 | 1997-11-28 | Asea Brown Boveri | Infästningsanordning för elektriska roterande maskiner |
SE9704421D0 (sv) | 1997-02-03 | 1997-11-28 | Asea Brown Boveri | Seriekompensering av elektrisk växelströmsmaskin |
SE508543C2 (sv) | 1997-02-03 | 1998-10-12 | Asea Brown Boveri | Hasplingsanordning |
SE508544C2 (sv) | 1997-02-03 | 1998-10-12 | Asea Brown Boveri | Förfarande och anordning för montering av en stator -lindning bestående av en kabel. |
SE9704431D0 (sv) | 1997-02-03 | 1997-11-28 | Asea Brown Boveri | Effektreglering av synkronmaskin |
SE9704422D0 (sv) | 1997-02-03 | 1997-11-28 | Asea Brown Boveri | Ändplatta |
GB2331867A (en) | 1997-11-28 | 1999-06-02 | Asea Brown Boveri | Power cable termination |
BR9815420A (pt) | 1997-11-28 | 2001-07-17 | Abb Ab | Método e dispositivo para controlar o fluxo magnético com um enrolamento auxiliar em uma máquina rotativa de alta voltagem de corrente alternada |
US6121707A (en) * | 1998-01-22 | 2000-09-19 | Reliance Electric Technologies, Llc | Electric motor and electric motor stator and method for making same |
DE19829578A1 (de) * | 1998-07-02 | 2000-01-05 | Abb Research Ltd | Elastisches Isolierstoffelement für die Verkeilung einer Wicklung, insbesondere der Statorwicklung einer elektrischen Maschine |
US6801421B1 (en) | 1998-09-29 | 2004-10-05 | Abb Ab | Switchable flux control for high power static electromagnetic devices |
US6559384B1 (en) * | 1998-12-18 | 2003-05-06 | Electrolock, Inc. | Conductive filler |
US6124659A (en) * | 1999-08-20 | 2000-09-26 | Siemens Westinghouse Power Corporation | Stator wedge having abrasion-resistant edge and methods of forming same |
US6331745B2 (en) * | 1999-11-22 | 2001-12-18 | General Electric Company | Adjustable generator stator slot wedge system |
JP3589139B2 (ja) * | 2000-02-14 | 2004-11-17 | 株式会社日立製作所 | 回転電機 |
US6421914B1 (en) | 2000-10-30 | 2002-07-23 | General Electric Company | Method for installing turbine generator stator wedges |
US6611076B2 (en) * | 2000-12-20 | 2003-08-26 | Solar Turbines Inc. | Tooth tip for a high speed generator |
US6486575B2 (en) | 2001-01-16 | 2002-11-26 | Mark Lee Miller | Molded rotor blocking and other molded articles of manufacture |
DE10119593A1 (de) * | 2001-04-21 | 2002-10-24 | Alstom Switzerland Ltd | Rotor eines Turbogenerators |
US6984910B2 (en) * | 2003-01-13 | 2006-01-10 | Honeywell International, Inc. | Generator with composite rotor coil retention components |
US7081695B2 (en) * | 2003-12-13 | 2006-07-25 | Siemens Power Generation, Inc. | Adjustable fit wedges |
JP4333641B2 (ja) * | 2005-06-16 | 2009-09-16 | 株式会社デンソー | 回転電機の固定子製造方法 |
DE102005030877A1 (de) | 2005-07-01 | 2007-01-04 | Siemens Ag | Nutverschluss |
US20080284555A1 (en) * | 2007-05-18 | 2008-11-20 | Levit Mikhail R | Process for refurbishing an electrical device component comprising a laminate electrical insulation part and electrical device component comprising said part |
US20090045692A1 (en) * | 2007-08-17 | 2009-02-19 | General Electric Company | Capped stator core wedge and related method |
US7851966B2 (en) * | 2008-01-10 | 2010-12-14 | Rippel Wally E | Stator for electric machine with improved efficiency and thermal performance |
US7866421B2 (en) * | 2008-01-28 | 2011-01-11 | Siemens Energy, Inc. | Automated remote carriage for tightening generator wedges |
US20100109469A1 (en) * | 2008-10-30 | 2010-05-06 | General Electric Company | Capped stator core wedge and related method |
US20100127592A1 (en) * | 2008-11-25 | 2010-05-27 | Dayton-Phoenix Group, Inc. | Stator-slot wedge and dynamoelectric-machine stator having stator slots and wedges |
DE102009037581A1 (de) | 2009-08-14 | 2011-02-17 | Volkswagen Ag | Nutkeil und elektrische Maschine |
US20140210302A1 (en) * | 2013-01-28 | 2014-07-31 | Regal Beloit America, Inc. | Motor for use in refrigerant environment |
EP2824801A1 (fr) * | 2013-07-12 | 2015-01-14 | Siemens Aktiengesellschaft | Procédé de fabrication d'une machine rotative dynamoélectrique et machine rotative dynamoélectrique |
GB2517410A (en) * | 2013-07-16 | 2015-02-25 | Aim Co Ltd | A Stator and a Rotor for an Electric Motor |
US11255612B2 (en) | 2014-07-25 | 2022-02-22 | Enure, Inc. | Wound strip machine |
US10756583B2 (en) | 2014-07-25 | 2020-08-25 | Enure, Inc. | Wound strip machine |
US10060682B2 (en) | 2014-07-25 | 2018-08-28 | Prippell Technologies, Llc | Fluid-cooled wound strip structure |
US10224776B2 (en) * | 2015-06-03 | 2019-03-05 | General Electric Company | Retention assembly for stator bar using shim with stator wedge and related method |
US10564131B2 (en) * | 2016-05-23 | 2020-02-18 | Olympus Scientific Solutions Americas Inc. | Water wedge for flexible probe |
JP6783318B2 (ja) * | 2016-10-31 | 2020-11-11 | アイシン・エィ・ダブリュ株式会社 | ステータおよびステータの製造方法 |
CN112885594B (zh) * | 2021-02-20 | 2022-08-05 | 浙江博菲电气股份有限公司 | 一种由导磁颗粒制备的磁性条状材料及制备方法 |
Citations (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB654711A (en) * | 1948-07-23 | 1951-06-27 | British Thomson Houston Co Ltd | Improvements in and relating to dynamoelectric machines and slot wedge members therefor |
GB771109A (en) * | 1954-12-07 | 1957-03-27 | Gen Electric | Slot wedge for dynamo-electric machines |
GB771654A (en) * | 1954-09-17 | 1957-04-03 | Gen Electric | Improvements in slot wedges for dynamo-electric machines |
FR1137319A (fr) * | 1954-06-01 | 1957-05-27 | Thomson Houston Comp Francaise | Perfectionnements aux cales de bobinage des machines électriques |
US3240760A (en) * | 1962-09-11 | 1966-03-15 | Monsanto Co | Thermally resistant wholly aromatic polyamides |
GB1140594A (en) * | 1966-09-28 | 1969-01-22 | Parsons C A & Co Ltd | Improvements in and relating to dynamo electric machines |
US3437858A (en) * | 1966-11-17 | 1969-04-08 | Glastic Corp | Slot wedge for electric motors or generators |
FR2066309A5 (fr) * | 1969-10-23 | 1971-08-06 | Bbc Brown Boveri & Cie | |
US3679926A (en) * | 1971-01-20 | 1972-07-25 | Westinghouse Electric Corp | Dynamoelectric machine with improved side fillers for coil retention |
US3735169A (en) * | 1971-04-04 | 1973-05-22 | Gen Electric | Channel,shaped,laminated,high temperature slot wedge for dynamoelectric machines |
FR2268380A1 (en) * | 1974-04-17 | 1975-11-14 | Bbc Brown Boveri & Cie | Retention system for winding elements in machine slots - uses felt strips as spring pressing against keyed slot closure piece |
GB1430756A (en) * | 1972-07-11 | 1976-04-07 | Reyrolle Parsons Ltd | Dynamo-electric machines |
US3974314A (en) * | 1973-03-29 | 1976-08-10 | Micafil A.G. | Electrical insulation particularly for use in winding slots of dynamo-electric machines and method for its manufacture |
US4018962A (en) * | 1975-04-09 | 1977-04-19 | Pedlow J Watson | Arc and fireproofing tape |
FR2371808A1 (fr) * | 1976-11-17 | 1978-06-16 | Bbc Brown Boveri & Cie | Procede pour la fixation des elements d'enroulement dans l'encoche d'une machine electrique tournante et couche intermediaire pour la mise en oeuvre de ce procede |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3624432A (en) * | 1969-12-19 | 1971-11-30 | Bbc Brown Boveri & Cie | Arrangement for securing electrical conductor bars within slots to prevent vibration |
DE2355516A1 (de) * | 1973-11-07 | 1975-05-22 | Hoechst Ag | Nutenauskleidung fuer dynamoelektrische maschinen |
US4093881A (en) * | 1974-04-17 | 1978-06-06 | Bbc Brown Boveri & Company Limited | Arrangement for supporting winding elements in the stator slots of a dynamo-electric machine |
CH615527A5 (fr) * | 1975-06-19 | 1980-01-31 | Schweizerische Isolawerke | |
JPS5928133B2 (ja) * | 1976-07-27 | 1984-07-11 | 三菱電機株式会社 | 回転電機の巻線固定装置 |
-
1978
- 1978-08-01 US US05/930,090 patent/US4200818A/en not_active Expired - Lifetime
-
1979
- 1979-07-23 FR FR7918966A patent/FR2432792A1/fr active Granted
- 1979-08-01 JP JP9743479A patent/JPS5523798A/ja active Granted
-
1980
- 1980-01-08 BE BE0/198888A patent/BE881046A/fr not_active IP Right Cessation
- 1980-01-09 GB GB8000762A patent/GB2067358B/en not_active Expired
Patent Citations (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB654711A (en) * | 1948-07-23 | 1951-06-27 | British Thomson Houston Co Ltd | Improvements in and relating to dynamoelectric machines and slot wedge members therefor |
FR1137319A (fr) * | 1954-06-01 | 1957-05-27 | Thomson Houston Comp Francaise | Perfectionnements aux cales de bobinage des machines électriques |
GB771654A (en) * | 1954-09-17 | 1957-04-03 | Gen Electric | Improvements in slot wedges for dynamo-electric machines |
GB771109A (en) * | 1954-12-07 | 1957-03-27 | Gen Electric | Slot wedge for dynamo-electric machines |
US3240760A (en) * | 1962-09-11 | 1966-03-15 | Monsanto Co | Thermally resistant wholly aromatic polyamides |
GB1140594A (en) * | 1966-09-28 | 1969-01-22 | Parsons C A & Co Ltd | Improvements in and relating to dynamo electric machines |
US3437858A (en) * | 1966-11-17 | 1969-04-08 | Glastic Corp | Slot wedge for electric motors or generators |
FR2066309A5 (fr) * | 1969-10-23 | 1971-08-06 | Bbc Brown Boveri & Cie | |
US3679926A (en) * | 1971-01-20 | 1972-07-25 | Westinghouse Electric Corp | Dynamoelectric machine with improved side fillers for coil retention |
US3735169A (en) * | 1971-04-04 | 1973-05-22 | Gen Electric | Channel,shaped,laminated,high temperature slot wedge for dynamoelectric machines |
GB1430756A (en) * | 1972-07-11 | 1976-04-07 | Reyrolle Parsons Ltd | Dynamo-electric machines |
US3974314A (en) * | 1973-03-29 | 1976-08-10 | Micafil A.G. | Electrical insulation particularly for use in winding slots of dynamo-electric machines and method for its manufacture |
FR2268380A1 (en) * | 1974-04-17 | 1975-11-14 | Bbc Brown Boveri & Cie | Retention system for winding elements in machine slots - uses felt strips as spring pressing against keyed slot closure piece |
US4018962A (en) * | 1975-04-09 | 1977-04-19 | Pedlow J Watson | Arc and fireproofing tape |
FR2371808A1 (fr) * | 1976-11-17 | 1978-06-16 | Bbc Brown Boveri & Cie | Procede pour la fixation des elements d'enroulement dans l'encoche d'une machine electrique tournante et couche intermediaire pour la mise en oeuvre de ce procede |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2488459A1 (fr) * | 1980-08-07 | 1982-02-12 | Alsthom Atlantique | Dispositif a dents a queue d'aronde pour fixer les barres d'enroulement statoriques d'une machine electrique tournante |
EP0045919A1 (fr) * | 1980-08-07 | 1982-02-17 | ALSTHOM-ATLANTIQUE Société anonyme dite: | Dispositif à dents à queue d'aronde pour fixer les barres d'enroulement statoriques d'une machine électrique tournante |
US4380713A (en) * | 1980-08-07 | 1983-04-19 | Alsthom-Atlantique | Dovetailed teeth for use in a system for fixing stator winding bars in a rotating electric machine |
EP0111498A1 (fr) * | 1982-06-14 | 1984-06-27 | Gen Electric | Coin de stator pour machine dynamo-electrique. |
EP0111498A4 (fr) * | 1982-06-14 | 1984-11-07 | Gen Electric | Coin de stator pour machine dynamo-electrique. |
FR2573259A1 (fr) * | 1984-11-14 | 1986-05-16 | Gen Electric | Cales d'encoche avec couche resistant a l'abrasion pour machine dynamo-electrique |
WO1992000626A1 (fr) * | 1990-06-23 | 1992-01-09 | Robert Bosch Gmbh | Induit pour moteurs electriques a grande vitesse, a ventilation forcee, fonctionnant dans de l'air contenant de la poussiere abrasive |
US5352948A (en) * | 1990-06-23 | 1994-10-04 | Robert Bosch Gmbh | Armature for high-speed electric motors force-ventilated in air containing abrasive dust |
Also Published As
Publication number | Publication date |
---|---|
GB2067358A (en) | 1981-07-22 |
GB2067358B (en) | 1983-11-23 |
BE881046A (fr) | 1980-07-08 |
JPS5523798A (en) | 1980-02-20 |
US4200818A (en) | 1980-04-29 |
FR2432792B1 (fr) | 1983-11-04 |
JPS6326616B2 (fr) | 1988-05-31 |
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