H01F 41 - Apparatus or processes specially adapted for manufacturing or assembling the devices covered by this subclass

Patents for H01F 41 - Apparatus or processes specially adapted for manufacturing or assembling the devices covered by this subclass (27,155)
11/2011
11/23/2011	CN202049839U Ferrite core
11/23/2011	CN202049838U Ferrite core for differential mode choking coil
11/23/2011	CN202049829U Receiver magnet steel
11/23/2011	CN1858864B Thin-film type common-mode choke coil and method of manufacture thereof
11/23/2011	CN1828792B Vacuum treatment transformer oil and mutual inductor pressure immersion oil system
11/23/2011	CN1770332B Simplified surface-mount devices and methods
11/23/2011	CN102255214A Butt welding and lead lap welding processes of enameled flat copper wires of transformer
11/23/2011	CN102254678A Closed loop iron core coiling method and structure
11/23/2011	CN102254677A Closed loop iron core coiling method and structure
11/23/2011	CN102254676A Closed loop iron core winding method and structure
11/23/2011	CN102254675A Heat treatment process of magnetically soft alloy iron core
11/23/2011	CN102254674A Amorphous soft magnetic alloy magnetic core winding machine
11/23/2011	CN102253660A Method for tracking and recording production information
11/23/2011	CN101834052B Spring-free directly operated type high-speed switch electromagnet
11/23/2011	CN101630577B Edge expansion type high coupling coefficient non-contact transformer
11/23/2011	CN101615503B Vacuum extractor of transformer
11/23/2011	CN101615490B Coil component
11/23/2011	CN101552121B Aluminum wire ballast production method
11/23/2011	CN101447290B Three-phase five-limb amorphous core with noise reduction function of epoxy coating and with approximate-circle cross-section
11/23/2011	CN101447277B Electronic device
11/23/2011	CN101405820B Insulators for transformers
11/23/2011	CN101090022B Strong magnetic field permanent magnetic mechanism for preventing abnormal magnetization
11/22/2011	US8061402 Method and apparatus for positioning layers within a layered heater system
11/22/2011	US8061171 Automated manufacturing machine
11/22/2011	US8061016 Superconducting coil fabrication
11/17/2011	WO2011142321A1 Ndfeb system sintered-magnet manufacturing apparatus
11/17/2011	WO2011142275A1 Permanent magnet, and method for producing permanent magnet
11/17/2011	US20110279215 Coil Magnets with Constant or Variable Phase Shifts
11/17/2011	US20110279214 High Frequency Semiconductor Transformer
11/17/2011	US20110279211 Coil component and method for manufacturing coil component
11/17/2011	US20110279210 Coil component, reactor, and method for forming coil component
11/17/2011	US20110279208 Coil component, reactor, and method for forming coil component
11/17/2011	US20110279198 Compact-area capacitive plates for use with spiral inductors having more than one turn
11/17/2011	US20110278976 Permanent magnet and method of manufacturing the same, and motor and power generator using the same
11/17/2011	US20110278126 Systems and methods for converting a gasoline-fueled vehicle to a dual-mode powered vehicle
11/16/2011	EP2387044A1 R-T-B rare earth sintered magnet
11/16/2011	EP2386597A1 Water-soluble fluid for use in machining of rare earth magnet
11/16/2011	EP1303861B1 Bulk metal magnetic component
11/16/2011	CN202042360U Paying-off frame
11/16/2011	CN202042359U Universal winding mould for rectangular coil
11/16/2011	CN202042358U Irregularly-shaped coil winding machine
11/16/2011	CN202042357U Pouring mould for coil of dry type transformer
11/16/2011	CN202042356U Transformer coil demoulding device
11/16/2011	CN202042355U Automatic post-processing production equipment for coil
11/16/2011	CN202042354U Coil cut-off tool
11/16/2011	CN202042346U Layer insulation structure of layer coil of transformer
11/16/2011	CN202042331U Square head steel pull tap for dry type transformer
11/16/2011	CN202042325U Clamp for assembling horizontal reactors
11/16/2011	CN1894755B Transformer
11/16/2011	CN102246249A Rare earth-based bonded magnet
11/16/2011	CN102242342A Coating method and apparatus, a permanent magnet, and manufacturing method thereof
11/16/2011	CN102240621A Automatic oil spray lubricating method and device for transposition production line
11/16/2011	CN101944428B Auxiliary installation tool of high-end converter transformer valve side sleeve
11/16/2011	CN101923941B Low-noise transformer core for inverter power supply
11/16/2011	CN101855683B Process and arrangement for electrically insulating a coil of an electric device
11/16/2011	CN101819872B New method for manufacturing electromagnetic valve coil
11/16/2011	CN101794666B Pneumatic sheet inserting machine
11/16/2011	CN101567261B Method for preparing cobalt ferrite magnetic thick film
11/16/2011	CN101452761B Inductor/transformer and manufacturing method thereof
11/16/2011	CN101441925B Preparation technique of segment type case of flame-proof type dry transformer for mining
11/16/2011	CN101345120B Laminated inductor element
11/16/2011	CN101174503B Production method of radiation-orienting magnet ring
11/10/2011	US20110274898 Method for Producing Sintered Magnet and alloy for sintered magnet
11/10/2011	US20110273258 Integrated transformer
11/10/2011	US20110273252 Corrosion-resistant magnet and method for producing the same
11/10/2011	US20110272622 Process for producing composite magnetic material, dust core formed from same, and process for producing dust core
11/10/2011	DE102010020897A1 Elektrotechnische Spule in Gusstechnik, Herstellungsverfahren für eine solche Spule und Elektromaschinen verwendend solche Spulen Electrical coil in casting technique, production methods being used for such a coil and electrical equipment such coils
11/09/2011	EP2385534A1 Integrated transformer
11/09/2011	CN202034240U Covered wire frame
11/09/2011	CN202034239U Novel cushion block of dry type transformer
11/09/2011	CN202034238U Cloth compressing and filtering cloth stripping device for permanent ferrite-tile-shaped magnet production
11/09/2011	CN202034237U Iron core sheet inserter for transformer
11/09/2011	CN202034236U Gear ring structure of adhesive tape binding machine
11/09/2011	CN202034235U Transformer magnetic shielding forming line apparatus
11/09/2011	CN202034233U Assembly structure for lead current transformer
11/09/2011	CN202034184U Open triangular wound iron core
11/09/2011	CN202034181U Assembling structure for transformer iron core
11/09/2011	CN202034163U Location structure suitable for tape cassette wall cover plate of transformer
11/09/2011	CN1591675B Magnetic dual element with dual magnetic states
11/09/2011	CN102237195A Automatic wire arranging and winding machine
11/09/2011	CN102237194A Producing method of bonding magnet
11/09/2011	CN102237190A Planar transformer and manufacturing method thereof
11/09/2011	CN102237187A Planar transformer and method for manufacturing same through integration
11/09/2011	CN102237182A Method for manufacturing 35kV combined transformer for wind power generation
11/09/2011	CN102237181A Continuous wrapping and binding method for ultrahigh voltage converter transformer iron core column
11/09/2011	CN102237179A Painting and de-noising method for ultrahigh voltage converter transformer
11/09/2011	CN102237176A Pressure release sheet
11/09/2011	CN102237171A Reactor and method for manufacturing reactor
11/09/2011	CN102237170A Inductance device and fabricating method thereof
11/09/2011	CN102237168A Rare-earth magnet, method of manufacturing rare-earth magnet and rotator
11/09/2011	CN101950650B Nanocrystalline two-phase coupling rare-earth permanent magnet and preparation method thereof
11/09/2011	CN101944423B Method for binding iron core of transformer
11/09/2011	CN101775562B Mn-Al-CNTs type alloy as well as preparation method and application method thereof
11/09/2011	CN101642890B Pushing type tile shape magnet internal and external cambered surface and mongline bidirectional automatic chamfering compound grinding machine
11/09/2011	CN101642826B Numerical control amorphous steel band shearing machine
11/09/2011	CN101465188B Flexible rare-earth cementing magnet and method of manufacturing the same
11/09/2011	CN101435906B Lens drive device and coil winding method
11/09/2011	CN101373650B Surface pretreating method of dry method spray sand type neodymium iron boron permanent magnetic material
11/08/2011	DE202010017328U1 Stromleitspule Stromleitspule
11/03/2011	WO2011136223A1 Coating apparatus for grain-boundary diffusion treatment

1 ... 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 ... 272