Classifications

• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
  • H01F29/00—Variable transformers or inductances not covered by group H01F21/00
  • H01F29/08—Variable transformers or inductances not covered by group H01F21/00 with core, coil, winding, or shield movable to offset variation of voltage or phase shift, e.g. induction regulators
  • H01F29/12—Variable transformers or inductances not covered by group H01F21/00 with core, coil, winding, or shield movable to offset variation of voltage or phase shift, e.g. induction regulators having movable coil, winding, or part thereof; having movable shield
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
  • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
  • B21D28/00—Shaping by press-cutting; Perforating
  • B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
  • B21D28/22—Notching the peripheries of circular blanks, e.g. laminations for dynamo-electric machines
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
  • H01F29/00—Variable transformers or inductances not covered by group H01F21/00
  • H01F29/08—Variable transformers or inductances not covered by group H01F21/00 with core, coil, winding, or shield movable to offset variation of voltage or phase shift, e.g. induction regulators
  • H01F29/10—Variable transformers or inductances not covered by group H01F21/00 with core, coil, winding, or shield movable to offset variation of voltage or phase shift, e.g. induction regulators having movable part of magnetic circuit
• • 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)
• • H—ELECTRICITY
  • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • H02K—DYNAMO-ELECTRIC MACHINES
  • H02K15/00—Processes or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
  • H02K15/02—Processes or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
  • H02K15/021—Magnetic cores
  • H02K15/026—Wound cores
• • H—ELECTRICITY
  • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • H02K—DYNAMO-ELECTRIC MACHINES
  • H02K17/00—Asynchronous induction motors; Asynchronous induction generators
  • H02K17/02—Asynchronous induction motors
  • H02K17/16—Asynchronous induction motors having rotors with internally short-circuited windings, e.g. cage rotors
• • H—ELECTRICITY
  • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • H02K—DYNAMO-ELECTRIC MACHINES
  • H02K2201/00—Specific aspects not provided for in the other groups of this subclass relating to the magnetic circuits
  • H02K2201/06—Magnetic cores, or permanent magnets characterised by their skew

Landscapes

• Engineering & Computer Science (AREA)
• Power Engineering (AREA)
• Manufacturing & Machinery (AREA)
• Mechanical Engineering (AREA)
• Manufacture Of Motors, Generators (AREA)
• Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
• Organic Insulating Materials (AREA)
• Iron Core Of Rotating Electric Machines (AREA)
• Extrusion Moulding Of Plastics Or The Like (AREA)
• Winding, Rewinding, Material Storage Devices (AREA)
• Induction Machinery (AREA)
• Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
• Dry Shavers And Clippers (AREA)
• Separation By Low-Temperature Treatments (AREA)
• Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
• Piezo-Electric Transducers For Audible Bands (AREA)
• Punching Or Piercing (AREA)
• Insulated Conductors (AREA)
• Developing Agents For Electrophotography (AREA)
• Rolls And Other Rotary Bodies (AREA)
• Linear Motors (AREA)
• Motor Or Generator Cooling System (AREA)
• Continuous Casting (AREA)
• Catalysts (AREA)
• Crystals, And After-Treatments Of Crystals (AREA)
• Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
• Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
• Motor Or Generator Frames (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=3767788

Family Applications (1)

Country Status (24)

Families Citing this family (19)

Family Cites Families (10)

• 1978
  • 1978-10-18 AU AU51842/79A patent/AU514253B2/en not_active Ceased
• 1979
  • 1979-10-15 CA CA000337571A patent/CA1146343A/en not_active Expired
  • 1979-10-15 FI FI793197A patent/FI71241C/fi not_active IP Right Cessation
  • 1979-10-15 OA OA56919A patent/OA06359A/xx unknown
  • 1979-10-16 EP EP81106647A patent/EP0046310A1/en not_active Ceased
  • 1979-10-16 ZA ZA00795519A patent/ZA795519B/xx unknown
  • 1979-10-16 MT MT856A patent/MTP856B/xx unknown
  • 1979-10-16 NZ NZ191855A patent/NZ191855A/xx unknown
  • 1979-10-16 AT AT79103999T patent/ATE2776T1/de active
  • 1979-10-16 PH PH23180A patent/PH18731A/en unknown
  • 1979-10-16 NZ NZ201428A patent/NZ201428A/xx unknown
  • 1979-10-16 EP EP79103999A patent/EP0010685B1/en not_active Expired
  • 1979-10-17 GR GR60283A patent/GR66670B/el unknown
  • 1979-10-17 JP JP13412379A patent/JPS5594564A/ja active Pending
  • 1979-10-17 IE IE1981/79A patent/IE49871B1/en unknown
  • 1979-10-17 YU YU02520/79A patent/YU252079A/xx unknown
  • 1979-10-17 ES ES485097A patent/ES485097A1/es not_active Expired
  • 1979-10-17 CS CS797049A patent/CS234011B2/cs unknown
  • 1979-10-18 PT PT70338A patent/PT70338A/pt unknown
  • 1979-10-18 CU CU7935154A patent/CU21346A/es unknown
  • 1979-10-18 DK DK439079A patent/DK439079A/da not_active Application Discontinuation
  • 1979-10-18 MW MW31/79A patent/MW3179A1/xx unknown
  • 1979-10-18 HU HU79CA442A patent/HU178193B/hu unknown
  • 1979-10-18 MC MC791412A patent/MC1282A1/xx unknown
  • 1979-10-25 IL IL58560A patent/IL58560A/xx unknown
  • 1979-10-27 IN IN754/DEL/79A patent/IN155926B/en unknown
• 1984
  • 1984-10-25 JP JP59225086A patent/JPS60197131A/ja active Pending
• 1986
  • 1986-08-22 JP JP1986128142U patent/JPS6251964U/ja active Pending

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