Patents
Patents for H01F 41 - Apparatus or processes specially adapted for manufacturing or assembling the devices covered by this subclass (27,155)
05/1986
05/07/1986EP0180359A1 Methods and apparatus for forming double-layer motor coils
05/06/1986US4587179 Magnetic recording medium and manufacturing process thereof
05/06/1986US4586667 Flyer method
05/06/1986US4586645 Winding machine for coil bobbins
05/06/1986US4586236 Method and apparatus for forming stacks of laminated metallic members
05/06/1986CA1204146A1 Magnetic toners
04/1986
04/30/1986EP0179622A2 Press apparatus for magnetic injection moulding machines
04/29/1986US4585473 Melting, rapid solidification in inert atmosphere, comminution, compaction
04/24/1986WO1986002485A1 Winding device
04/23/1986EP0178851A2 Improved toroidal transformer and machines and methods for making toroidal transformers
04/23/1986EP0178685A2 Perpendicular magnetic recording medium and method of making same
04/22/1986US4584078 Method of producing fine particles
04/22/1986CA1203649A1 Digital transmission system
04/22/1986CA1203588A1 Continuously transposed conductor
04/16/1986EP0178025A1 Mounting hard magnetic material permanent magnets
04/16/1986EP0177759A1 Electronic component, in particular for a chip inductor
04/16/1986EP0177576A1 Conductor insulating method and apparatus
04/08/1986US4581479 Dimensionally precise electronic component mount
04/08/1986US4581109 Magnetic plated media and process thereof
04/08/1986US4580336 Apparatus for slitting amorphous metal and method of producing a magnetic core therefrom
04/02/1986EP0176310A2 Coiling machine
04/01/1986US4580119 Iron, chromium, and cobalt alloy tube section and radial flange segment
04/01/1986US4579624 Process for manufacturing a magnetic bubble memory chip
04/01/1986US4579607 Anisotropic; plastically deforming, compressive working
04/01/1986US4578860 Apparatus for manufacturing iron core
04/01/1986CA1202697A1 Coil structure for cellulose-free transformer coils
03/1986
03/26/1986CN85201152U Di-wormwheel counting coiler
03/19/1986EP0174735A2 Method of producing a permanent magnet having high and low coercivity regions
03/19/1986EP0174512A1 Methode for connecting electrical leads with a winding on a bobbin
03/18/1986US4576768 Method for impregnating and embedding electrical windings
03/18/1986US4576700 Perpendicular magnetic recording medium method for producing the same, and sputtering device
03/18/1986US4576694 Method for producing electrically insulated conductor
03/12/1986EP0174144A2 Process for preparing magnetic layer and magnetic head prepared using the same
03/12/1986EP0173852A1 Method for the production of single sheet assembled magnet cores
03/11/1986CA1201628A1 Method of coating an inductive stabilization ballast with an insulating layer, and inductive stabilization ballast coated with an insulating layer by means of this method
03/04/1986US4574262 Lamination-wound chip coil and method for manufacturing the same
02/1986
02/26/1986EP0172494A1 Method for manufacturing epoxy resin-embedded windings for transformers
02/19/1986EP0171688A1 Method of manufacturing a sheet winding and sheet winding manufactured according to this method
02/19/1986EP0171686A1 Method and device for winding toroidal cores, toroidal coils, toroidal core elements or toroidal coil elements
02/19/1986EP0171425A1 Method and apparatus for slitting amorphous metal
02/18/1986CA1200857A1 Method of constructing an lc network
02/18/1986CA1200856A1 Method of constructing an lc network
02/13/1986WO1986001029A1 Device for winding electric reels with a closed core
02/11/1986US4570141 Wound core for an electric transformer
02/05/1986EP0170425A1 Method of manufacturing cylindrical coil
02/04/1986US4568561 Process for producing ion implanted bubble device
02/04/1986US4568032 Winding apparatus
01/1986
01/29/1986EP0169820A2 Process for producing protective envelopes in which corresponding electric-electronic circuit components are dipped
01/29/1986EP0169586A1 Apparatus for winding electric coils with closed cores
01/21/1986US4565591 Method and apparatus for making a magnetically loaded insulated electrical conductor
01/21/1986US4564998 Method of winding an electrical conductor
01/14/1986US4564489 Noncracking
01/14/1986US4564435 Target assembly for sputtering magnetic material
01/14/1986US4564400 Method of improving magnets
01/10/1986CN85101455A Process for manufacturing permanent magnet
01/08/1986EP0167213A2 Method of producing layers of ferrimagnetic garnet substituted by bismuth
01/08/1986EP0167129A2 Winding support and method for NMR magnet axisymmetric correction coils
01/08/1986EP0167118A2 Oxygen-containing ferromagnetic amorphous alloy and method of preparing the same
01/07/1986US4563236 Magnetic bistability
01/03/1986WO1986000167A1 Film type coil and method of manufacturing same
12/1985
12/31/1985US4562164 Insulation of a coil used in electrical apparatus
12/31/1985US4562019 Bonding rubber to surface treated metal particles, vulcanizing
12/31/1985US4561278 Coiling machine
12/27/1985EP0165435A1 Method for manufacturing a low tension coil for transformers
12/24/1985US4559699 Method of constructing a padmounted distribution transformer
12/24/1985CA1198308A1 Deposition process
12/18/1985EP0164725A2 Perpendicular magnetization film and its production
12/17/1985US4559617 Magnetic bubble memory device
12/17/1985US4559272 Heat curable polyglycidyl aromatic amine encapsulants
12/17/1985US4558835 Multi-bobbin wire coiling machine and jig mounting mechanism therefor
12/11/1985EP0163695A1 Heating amorphous metal to facilitate cutting.
12/10/1985US4558295 Tunable-inductance magnetically-soft ferrite core structures
12/10/1985US4558294 Magnet roll and method of producing the same
12/10/1985US4557039 Method of manufacturing transformer cores
12/03/1985US4556583 Rotating while hydrogen doping, then annealing
12/03/1985US4556582 Doping to give strain layer and annealing
12/03/1985US4556435 Method for preparing cores and the like made from metallic oxides
11/1985
11/26/1985US4554731 Method and apparatus for making superconductive magnet coils
11/26/1985US4554730 Building thin layers of liquid resin by immersion of each turn; curing
11/21/1985WO1985005215A1 Heat curable polyglycidyl aromatic amine encapsulants
11/21/1985EP0161832A1 Tunable segmented ring magnet and method of manufacture
11/19/1985US4554406 Electric wiring terminal and method of making same
11/19/1985US4553705 Toroidal core winding method and apparatus
11/19/1985CA1196973A1 Method of making a wound core for an electric transformer
10/1985
10/30/1985EP0159387A1 Distribution transformer with coiled magnetic circuit
10/29/1985US4549679 Method for slitting amorphous metal
10/29/1985CA1195814A2 Method of improving magnets
10/23/1985EP0159064A1 Wire-tensioning device for a coil-winding machine
10/23/1985EP0159027A2 Magnetic thin film
10/22/1985US4548365 Method and apparatus for winding toroidal cores
10/22/1985US4548364 Winding machine with exchangeable cassette for a wire magazine
10/22/1985US4547962 For the scanning of a test surface
10/16/1985EP0158223A2 Coil winder in line with two guide heads
10/15/1985US4547758 Forming green body of iron oxide with barium, strontium or lead oxide then surface magnetism
10/15/1985US4547398 Film containing cobalt and chromium; axis of easy magnetization normal to surface
10/15/1985US4547276 Method of directly crystallizing a (Sm+Ti):Fe=1:5 compound
10/15/1985US4546725 Apparatus for manufacturing magnetic recording media
10/10/1985WO1985004532A1 Conductor insulating method and apparatus
10/09/1985EP0157670A1 Transformer and method of producing it
10/09/1985EP0157608A2 Plastic magnet injection moulding machine