IN168821B - - Google Patents

Info

Publication number
IN168821B
IN168821B IN544/CAL/87A IN544CA1987A IN168821B IN 168821 B IN168821 B IN 168821B IN 544CA1987 A IN544CA1987 A IN 544CA1987A IN 168821 B IN168821 B IN 168821B
Authority
IN
India
Application number
IN544/CAL/87A
Other languages
English (en)
Inventor
Milan Donald Valencic
Dennis Allen Schaffer
Original Assignee
Westinghouse Electric Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of IN168821B publication Critical patent/IN168821B/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F3/00—Cores, Yokes, or armatures
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/0206—Manufacturing of magnetic cores by mechanical means
    • H01F41/0213—Manufacturing of magnetic circuits made from strip(s) or ribbon(s)
    • H01F41/0226—Manufacturing of magnetic circuits made from strip(s) or ribbon(s) from amorphous ribbons
    • 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
    • Y10T29/49002—Electrical device making
    • Y10T29/4902—Electromagnet, transformer or inductor
    • Y10T29/49071—Electromagnet, transformer or inductor by winding or coiling
    • 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
    • Y10T29/49002—Electrical device making
    • Y10T29/4902—Electromagnet, transformer or inductor
    • Y10T29/49075—Electromagnet, transformer or inductor including permanent magnet or core
    • Y10T29/49078—Laminated
    • 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
    • Y10T83/00—Cutting
    • Y10T83/04—Processes
    • Y10T83/0405—With preparatory or simultaneous ancillary treatment of work
    • Y10T83/0419—By distorting within elastic limit
    • 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
    • Y10T83/00—Cutting
    • Y10T83/04—Processes
    • Y10T83/0596—Cutting wall of hollow work
    • 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
    • Y10T83/00—Cutting
    • Y10T83/384—By tool inside hollow work
    • Y10T83/391—With means to position tool[s] for cutting
    • 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
    • Y10T83/00—Cutting
    • Y10T83/889—Tool with either work holder or means to hold work supply
    • Y10T83/896—Rotatable wound package supply

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
IN544/CAL/87A 1986-08-15 1987-07-15 IN168821B (el)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/896,781 US4709471A (en) 1986-08-15 1986-08-15 Method of making a magnetic core

Publications (1)

Publication Number Publication Date
IN168821B true IN168821B (el) 1991-06-15

Family

ID=25406831

Family Applications (1)

Application Number Title Priority Date Filing Date
IN544/CAL/87A IN168821B (el) 1986-08-15 1987-07-15

Country Status (12)

Country Link
US (1) US4709471A (el)
EP (1) EP0256347A1 (el)
JP (1) JP2582581B2 (el)
KR (1) KR960013036B1 (el)
CN (1) CN1009597B (el)
AU (1) AU595904B2 (el)
BR (1) BR8704096A (el)
IN (1) IN168821B (el)
NO (1) NO873438L (el)
NZ (1) NZ221322A (el)
PH (1) PH24188A (el)
ZA (1) ZA875322B (el)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4761630A (en) * 1987-10-09 1988-08-02 Westinghouse Electric Corp. Butt-lap-step core joint
CA2005429A1 (en) * 1989-01-03 1990-07-03 Frank H. Grimes Transformers and cores for transformers
US4972168A (en) * 1989-01-03 1990-11-20 Abb Power T & D Company, Inc. Transformers and cores for transformers
US4910863A (en) * 1989-02-01 1990-03-27 Asea Brown Boveri Inc. Method of making an amorphous metal transformer
JPH0642438B2 (ja) * 1989-03-02 1994-06-01 株式会社ダイヘン 巻鉄心の製造方法
US4903396A (en) * 1989-03-14 1990-02-27 Westinghouse Electric Corp. Method of containing an amorphous core joint
US4993141A (en) * 1989-07-19 1991-02-19 Abb Power T&D Co., Inc. Method of making transformers and cores for transformers
US5093981A (en) * 1990-01-11 1992-03-10 General Electric Company Method for making a transformer core comprising amorphous metal strips surrounding the core window
DE4143460C2 (de) * 1990-01-11 1999-03-25 Gen Electric Verfahren zum Herstellen eines Kernwickels für einen elektrischen Transformator sowie Vorrichtung zum Durchführen des Verfahrens
US5226222A (en) * 1990-08-08 1993-07-13 Daihen Corporation Fabrication method for transformers with an amorphous core
US5134771A (en) * 1991-07-05 1992-08-04 General Electric Company Method for manufacturing and amorphous metal core for a transformer that includes steps for reducing core loss
US5248952A (en) * 1992-01-14 1993-09-28 Kuhlman Corporation Transformer core and method for finishing
US5331304A (en) * 1992-09-11 1994-07-19 Cooper Power Systems, Inc. Amorphous metal transformer core
US5441783A (en) * 1992-11-17 1995-08-15 Alliedsignal Inc. Edge coating for amorphous ribbon transformer cores
CN1038209C (zh) * 1994-09-06 1998-04-29 冶金工业部钢铁研究总院 非晶合金薄带矩形铁心的制造方法
DE19951180A1 (de) * 1999-10-23 2001-04-26 Abb Research Ltd Verfahren zur Herstellung eines Bandes
DE10302646B4 (de) * 2003-01-23 2010-05-20 Vacuumschmelze Gmbh & Co. Kg Antennenkern und Verfahren zum Herstellen eines Antennenkerns
WO2004066438A1 (de) * 2003-01-23 2004-08-05 Vacuumschmelze Gmbh & Co. Kg Antennenkern
DE102005015006B4 (de) 2005-04-01 2013-12-05 Vacuumschmelze Gmbh & Co. Kg Magnetkern
US8091455B2 (en) 2008-01-30 2012-01-10 Cummins Filtration Ip, Inc. Apparatus, system, and method for cutting tubes
EP2395520A1 (de) * 2010-06-08 2011-12-14 ABB Technology AG Kern-Ring eines Transformators oder einer Drossel, welcher als Wickelbandkern ausgebildet ist
EP2395522B1 (en) * 2010-06-08 2017-08-09 ABB Schweiz AG Method for manufacture of transformer cores, a method for manufacture of a transformer having such core
JP5341058B2 (ja) 2010-12-27 2013-11-13 株式会社日立産機システム アモルファス変圧器
US8427272B1 (en) * 2011-10-28 2013-04-23 Metglas, Inc. Method of reducing audible noise in magnetic cores and magnetic cores having reduced audible noise
US20150287513A1 (en) * 2014-03-17 2015-10-08 Lakeview Metals, Inc. Methods and Systems for Forming Amorphous Metal Transformer Cores
CN105467455B (zh) * 2015-11-20 2018-10-23 北京瑞芯谷科技有限公司 一种利用地下电子标识器精准查找地下设施的方法
US10589972B2 (en) 2017-01-09 2020-03-17 Altec Industries, Inc. Horizontally articulating platform arm assembly

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2393439A (en) * 1943-05-06 1946-01-22 Herbert E White Method of making laminated cores for transformers
US3149518A (en) * 1958-08-28 1964-09-22 Gen Electric Apparatus for cutting magnetic cores
US3160044A (en) * 1961-07-25 1964-12-08 Gen Electric Method of cutting wound magnetic cores
GB1326766A (en) * 1969-09-19 1973-08-15 Gen Electric Laminated magnetic cores for electric induction apparatus
DE2427731B2 (de) * 1974-06-08 1980-10-16 Transformatoren Union Ag, 7000 Stuttgart Biechhubeinheit für eine Vorrichtung zum Schichten von Eisenkernen für Transformatoren aus Einzelblechen
DE2525465C3 (de) * 1975-06-07 1978-05-11 Transformatoren Union Ag, 7000 Stuttgart Verfahren und Vorrichtung zum gleichzeitigen Abnehmen mehrerer Kernbleche von einem Stapel
US4476753A (en) * 1982-08-09 1984-10-16 Allied Corporation Cut core apparatus
DE3327745A1 (de) * 1983-08-01 1985-02-21 Siemens AG, 1000 Berlin und 8000 München Wechselstrommagnetkern
US4615106A (en) * 1985-03-26 1986-10-07 Westinghouse Electric Corp. Methods of consolidating a magnetic core

Also Published As

Publication number Publication date
KR880003352A (ko) 1988-05-16
AU7600987A (en) 1988-02-18
NZ221322A (en) 1989-03-29
PH24188A (en) 1990-03-22
CN87105579A (zh) 1988-05-11
CN1009597B (zh) 1990-09-12
AU595904B2 (en) 1990-04-12
BR8704096A (pt) 1988-04-12
NO873438D0 (no) 1987-08-14
JPS6347915A (ja) 1988-02-29
US4709471A (en) 1987-12-01
NO873438L (no) 1988-02-16
JP2582581B2 (ja) 1997-02-19
EP0256347A1 (en) 1988-02-24
KR960013036B1 (ko) 1996-09-25
ZA875322B (en) 1988-03-30

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