Patents
Sitemap › H01 - Basic electric elements › H01F - Magnets; Inductances; Transformers; Selection of materials for their magnetic properties › H01F 38 - Adaptations of transformers or inductances for specific applications or functions
Patents for H01F 38 - Adaptations of transformers or inductances for specific applications or functions (13,550)
04/2014
04/17/2014US20140103733 Contactless power supplying device
04/17/2014US20140103732 Method for controlling contactless power supplying device and contactless power supplying device
04/17/2014US20140103731 Contactless power supply system and power reception device
04/17/2014US20140103730 Method of exciting primary coils in contactless power supplying device and contactless power supplying device
04/17/2014US20140103718 Increasing the light-load efficiency of voltage regulators using nonlinear inductors with cores of different materials
04/17/2014US20140103711 Contactless power receiving device, vehicle equipped with the same, contactless power transmitting device, and contactless power transfer system
04/17/2014US20140102807 Inductive Coupler
04/17/2014US20140102202 Rotary transformer for rotary ultrasonic testing apparatus and rotary ultrasonic testing apparatus using the same
04/17/2014DE102013003506A1 System for inductive transmission of electrical power to lamp of bicycle, has secondary winding movable at fixed coupling strength, where maximum coupling strength is invariant against displacements of winding along gravity direction
04/17/2014DE102012020364A1 Method for exciting primary coil in contactless power supply device to supply power to electrical device, involves providing synchronization signals to power supply circuitries, where signals have same frequency to excite primary coils
04/16/2014CN203552929U Auxiliary tool for insulation wrapping production of current mutual inductor
04/16/2014CN203552927U Direct current transformer
04/16/2014CN203552926U Electronic current transformer for disconnecting circuit breaker
04/16/2014CN203552925U Electricity larceny prevention transformer
04/16/2014CN203552924U Current transformer used for providing voltage signal for protection device
04/16/2014CN203552923U High-voltage current device
04/16/2014CN203552922U Standard instrument voltage transformer for multi-range limitation
04/16/2014CN203552921U Voltage transformer provided with plum blossom contact device and used for wheelbarrow
04/16/2014CN203552920U Voltage transformer with compact structure
04/16/2014CN203552919U Voltage transformer with high and low voltage fuse protection function
04/16/2014CN203552918U All-insulation relative type voltage transformer
04/16/2014CN203552917U Current transformer for solid-insulation ring main unit
04/16/2014CN203552916U Difference mode and common mode integrated electronic transformer
04/16/2014CN203552915U Variable-frequency power source transformer
04/16/2014CN203551621U High-voltage dry-type metering box with three-phase four-wire system
04/16/2014CN103733488A An inductively coupled power transfer receiver
04/16/2014CN103733284A Transformer
04/16/2014CN103730947A Hybrid type high voltage terminal energy supply system
04/16/2014CN103730248A Indoor zero-sequence current transformer
04/16/2014CN103730247A Full-shielding high-voltage isolated-type voltage transformer
04/16/2014CN103730246A 10KV potential transformer
04/16/2014CN102496446B Zero magnetic flux direct-current current transformer
04/16/2014CN102360865B High-strength gas discharge lamp inductive ballast
04/10/2014WO2014054953A1 Inductive power transfer control using energy injection
04/10/2014WO2014054397A1 Power receiving apparatus and non-contact power transmission apparatus
04/10/2014US20140097924 Current Transformer
04/10/2014US20140097791 Auto resonant driver for wireless power transmitter sensing required transmit power for optimum efficiency
04/10/2014US20140097699 Controlling a contactless energy transmission by means of a characteristic of a resonant circuit
04/10/2014US20140097698 Multi-mode power amplifying circuit, and multi-mode wireless transmission module and method thereof
04/10/2014US20140097697 Wired-wireless combined power transmission apparatus and the method using the same
04/10/2014US20140097677 Efficiency monitor for inductive power transmission
04/09/2014EP2717431A1 Contactless electricity supply device
04/09/2014EP2715929A1 System comprising a secondary device with a piezoelectric actuator wirelessly supplied and controlled by a primary device
04/09/2014EP2715750A1 Shielded power coupling device
04/09/2014CN203536206U Adjustable loaded passive zero-flux single-turn core-through current transformer
04/09/2014CN203536205U Anti-surge pulse current transformer
04/09/2014CN203536204U Novel current transformer
04/09/2014CN203536203U Series rectifier transformer structure
04/09/2014CN203536202U Coupler for mobile phone wireless charger
04/09/2014CN203536201U Pencil ignition coil provided with high-magnetic-saturation iron core
04/09/2014CN103717878A Starter circuit of a motor vehicle comprising a device for stepping up the battery voltage, and starter provided therewith
04/09/2014CN103717877A Motor vehicle starter circuit comprising a voltage raising device and starter so equipped
04/09/2014CN103714968A Winding system of helical magnetic flux compression generator
04/09/2014CN103714960A Electricity larceny prevention device
04/09/2014CN103714959A Current transformer
04/09/2014CN103714958A PT support mechanism allowing rapid opening and closing
04/09/2014CN103714957A Novel replaceable PT (potential transformer)
04/09/2014CN103714956A Rotary transformer system with redundant information collecting function
04/09/2014CN103714953A Wireless charging coil
04/09/2014CN102612721B Cooling structure for magnet-fitted reactor
04/08/2014US8692414 Wireless power feeder and wireless power transmission system
04/08/2014US8692412 Temperature compensation in a wireless transfer system
04/03/2014WO2014050430A1 Power transmission system
04/03/2014WO2014049870A1 Coil for high frequency power and method for manufacturing same
04/03/2014WO2013022255A8 High efficiency wireless charger
04/03/2014US20140092649 Contactless inductively coupled power transfer system
04/03/2014US20140091890 Switching power supply
04/03/2014US20140091640 Arrangement and method for contactless energy transmission with a coupling-minimized matrix of planar transmission coils
04/03/2014US20140091638 System and method for inductive power provision over an extended surface
04/03/2014US20140091637 Wireless power receiver
04/03/2014US20140091636 Wireless power transfer
04/03/2014US20140091635 Wireless power supply apparatus, filter unit and power supply apparatus for robot using the filter unit
04/03/2014US20140091633 Adaptive Multi-Pathway Wireless Power Transfer
04/03/2014DE102013010029B3 Container arrangement has container that includes housing which partially surrounds secondary winding, and wall which is provided with recess in which housing is arranged and tightly connected to wall
04/03/2014DE102005039761B4 Kernbaugruppe, insbesondere für eine Zündspule einer Brennkraftmaschine Core assembly, in particular an ignition coil for an internal combustion engine
04/02/2014CN203521146U Three-phase gas voltage transformer
04/02/2014CN203521145U Current transformer
04/02/2014CN203521144U Combined current transformer
04/02/2014CN203521143U Current mutual inductor device
04/02/2014CN203521142U High-precision high-tension current inductor
04/02/2014CN203521139U Anti-theft electric transformer
04/02/2014CN103700483A Automatic assembly mechanism for ballast iron core E sheet
04/02/2014CN103700477A High-voltage primary conductor multi-turn all-fiber current transformer
04/02/2014CN103700476A Ultrathin large-current transformer
04/02/2014CN103700475A Voltage transformer fuse mounting base
04/02/2014CN103700474A External rotary transformation mounting unit of traction motor for electric coach
04/02/2014CN103700473A Coupling inductor and power converter
04/02/2014CN102360869B Inductive coupler for coupling signal to conductor
04/02/2014CN102270534B Clamp-type current transformer
03/2014
03/27/2014WO2014045875A1 Contactless power transmitting equipment
03/27/2014WO2014045571A1 Contactless electric power feeding system
03/27/2014WO2014044043A1 Brushless linear rotary transformer
03/27/2014WO2013045999A8 Power transmitting device, vehicle, and power transfer system
03/27/2014US20140085765 Magnetorheological devices and associated methods of control
03/27/2014US20140085002 Two Dimensional Quad Integrated Power Combiner for RF Power Amplifiers
03/27/2014US20140085001 Linear row array integrated power combiner for rf power amplifiers
03/27/2014US20140084855 Communication efficiency with an implantable medical device using a circulator and a backscatter signal
03/27/2014US20140084703 Resonator arrays for wireless energy transfer
03/27/2014US20140084702 Modular photovoltaic power supply assembly
03/27/2014US20140084701 Wireless power transmitter and method of controlling power thereof
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