Patents for H01F 27 - Details of transformers or inductances, in general (43,362) |
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09/28/1976 | US3983523 Combination static plate and clamping ring |
09/28/1976 | US3983522 Tapering electrostatic shields for disc windings |
09/28/1976 | US3982814 Dampened choke coil |
09/14/1976 | US3980982 Method of assembly of the support for the magnetic core of a shell-type, form-fit transformer |
09/14/1976 | US3980858 Exciter for induction heating apparatus |
09/14/1976 | US3980803 Linear phenylmethylsilicone oil as dielectric for stationary electric device |
09/07/1976 | US3979707 Power-pack assembly |
09/07/1976 | US3979706 Shielded inductance coil with trimmer |
09/07/1976 | US3979552 Coolant displacement material |
09/07/1976 | US3979549 Composite of metal and thermoset plastic |
09/07/1976 | US3979530 Polyester fiber-vacuum impregnated epoxy resin insulation system for high voltage transformers |
09/07/1976 | US3978548 End cap for primary windings |
08/31/1976 | US3978442 Clamping of transformer windings by means of hydraulic power amplifiers |
08/10/1976 | US3974302 Method of making patterned dry resin coated sheet insulation |
07/27/1976 | US3972015 Heat insulated fused high voltage bushing |
07/27/1976 | US3971126 Method of fabricating magnetic field drive coils for field accessed cylindrical domain memories |
07/20/1976 | US3970884 Portable X-ray device |
07/06/1976 | US3968408 Neutralizing transformer |
06/29/1976 | US3967226 Electrical inductive apparatus having magnetic shielding cores and a gapped main core structure |
06/29/1976 | US3966294 Adaptor for transformer bushing terminals |
06/22/1976 | US3965451 Ballast transformer mounting arrangement |
06/22/1976 | US3964814 Pluggable high-amperage contact |
06/15/1976 | US3964009 Ac radiation choke insulator |
06/15/1976 | US3963975 Electromagnetically shielded electrical power supply with reduced common mode electromagnetic interference output |
06/08/1976 | US3962667 Combination fuse and bushing |
06/08/1976 | US3962662 Metal welding gasket |
06/08/1976 | US3962661 Magnetically shunted current transformer |
06/08/1976 | US3962660 Pallet pad for transformers and transformer affixed thereon |
06/01/1976 | US3961151 Heated roll inductive heater construction |
06/01/1976 | US3960803 Flexible nontacky prepreg for bonding coils in high voltage devices and method of making said prepreg |
05/25/1976 | US3959760 Dry type instrument transformer with potential tap and connector therefor |
05/25/1976 | US3958986 Process for recovery of zinc values from zinc waste |
05/25/1976 | US3958328 Method of making a transformer coil assembly |
05/18/1976 | US3958205 Open link total range fault interrupter |
05/18/1976 | US3958201 Interlaced disc coil winding having offset cross-connections |
05/18/1976 | US3957332 Electric connector apparatus and method |
05/11/1976 | US3956724 Superconductive winding with cooling passages |
04/27/1976 | US3953818 Externally bussed, encapsulated current limiting fuse for pad mounted transformers |
04/27/1976 | US3953815 Cast-resin insulated instrument transformer, in particular potential transformer |
04/20/1976 | US3951507 Electric connector apparatus |
04/06/1976 | US3949337 Self-induction device for generating harmonics |
04/06/1976 | US3949268 Ballast unit for gas discharge lamps such as fluorescent tubes or the like |
04/06/1976 | US3947955 Or vapour discharge lamp |
03/30/1976 | US3947796 Coil shape comprising an H-shaped coil core |
03/30/1976 | US3947795 Transformer winding means and methods |
03/30/1976 | US3947794 Magnetic core assemblies with adjustable reluctance as a function of temperature |
03/23/1976 | US3946350 Coil assembly for bobbin wound transformer |
03/23/1976 | US3946349 High-power, low-loss high-frequency electrical coil |
03/23/1976 | US3946300 High frequency power supply |
03/09/1976 | US3943435 Transformer having improved voltage and phase characteristics |
03/02/1976 | US3942069 Discharge lamp lighting apparatus and method |
02/17/1976 | US3939450 Electrical coil assembly with means for securing external leads |
02/17/1976 | US3939449 Insulated transformer windings |
02/17/1976 | US3939362 Power pack with switch for plural primary-secondary connections |
02/03/1976 | US3936784 Oil-filled apparatus with means for achieving pressure between parts thereof |
02/03/1976 | US3936783 Medium frequency power transformer with a secondary winding suitable for a rigid connection with an inductor through which the coolant flows |
02/03/1976 | US3936592 Electrical bushing having a central conductor with large planar terminal portions at each end |
01/27/1976 | US3935377 Electrical bushing comprising a resin body and a ceramic outer shell |
01/27/1976 | US3934453 Conservator system |
01/13/1976 | US3932827 Magnetic field drive coils for field accessed cylindrical domain memories |
01/06/1976 | US3931027 Cellulose material treated with a thermosetting resin and having improved physical properties at elevated temperatures |
01/06/1976 | US3930905 Heat resistant insulating coating layer of calcium titanate |