Patent application number | Description | Published |
20080284551 | TRANSFORMERS AND WINDING UNITS THEREOF - Transformers are provided. A transformer comprises a ferromagnetic core unit; a bobbin coupled with the ferromagnetic core unit; at least a winding unit as a primary winding and at least a plate as a secondary winding. Also, some of the winding units can act as a secondary winding. At least a winding unit and at least a plate are alternatively stacked in a staggered manner. A conductive wire is wound around the winding unit. | 11-20-2008 |
20090045797 | MEASURING APPARATUS FOR POWER LOSS OF MAGNETIC DEVICE - A measuring apparatus for measuring power loss of magnetic device is disclosed. The measuring apparatus includes a power converter, a voltage measuring device and a current measuring device. The power converter is connected to the DC power supply and the magnetic device for converting the DC voltage supplied by the DC power supply into a rectangular wave alternating between positive and negative for use by the magnetic device. The voltage measuring device is connected in parallel with the DC power supply for measuring the input voltage of the power converter. The current measuring device is connected in series between the DC power supply and the power converter for measuring the input current of the power converter. The power loss of the magnetic device is substantially equal to the product of the input voltage and input current of the power converter. | 02-19-2009 |
20090261938 | CONDUCTIVE MODULE AND TRANSFORMER HAVING SUCH CONDUCTIVE MODULE - The present invention provides a conductive module for use in a magnetic element. The conductive module includes a conductive base, an electronic component and a plurality of conductive units. The electronic component is coupled to the conductive base and disposed on one side of the conductive base. The conductive units have respective hollow portions. The conductive units are spaced from each other and fixed on the conductive base such that the hollow portions of the conductive units are aligned with each other to define a channel. | 10-22-2009 |
20100188830 | CONDUCTIVE MODULE AND ASSEMBLY STRUCTURE HAVING SUCH CONDUCTIVE MODULE - The present invention provides a conductive module used for assembling a magnetic element and an electronic component. The conductive module includes a conductive base, an electronic component and a plurality of conductive units. The electronic component is electrically connected to the conductive base and disposed on one side of the conductive base. The conductive units have respective hollow portions. The conductive units are spaced from each other and fixed on the conductive base such that the hollow portions of the conductive units are aligned with each other to define a channel. | 07-29-2010 |
20110121935 | COMPOSITE MAGNETIC CORE ASSEMBLY, MAGNETIC ELEMENT AND FABRICATING METHOD THEREOF - A composite magnetic core assembly includes an inner magnetic core and an outer magnetic core. The inner magnetic core is made of a high saturation flux density and low permeability material. The outer magnetic core is made of a low saturation flux density and high permeability material. The outer magnetic core includes a ring-shaped wall and a receptacle. The inner magnetic core is accommodated within the receptacle. | 05-26-2011 |
20120280780 | BOBBIN AND TRANSFORMER COMPRISING THE SAME - A bobbin used in a transformer is disclosed. The bobbin includes a main body, two side walls, two wire collecting bases and at least one extension wire collecting base. The main body has a tunnel. The two side walls are disposed on the two ends of the main body, respectively. The tunnel passes through the two ends of the main body and the two side walls. The two wire collecting bases are disposed on the two side walls respectively or on one of the two side walls. Each wire collecting base has at least one wire collecting part. The extension wire collecting base has at least one extension wire collecting part. The extension wire collecting base can couple with the wire collecting base. | 11-08-2012 |
20130293015 | POWER SUPPLY SYSTEM COMPRISING A FUEL CELL - A power supply system driving a load including a main power apparatus and a backup power apparatus is disclosed. The main power apparatus provides main power to the load according to city power. The backup power apparatus provides backup power to the load when the city power does not correspond to a first pre-determined condition and includes a recombination unit, a fuel cell unit, a transformation unit, and a control unit. The recombination unit recombines a methanol component to a hydrogen component. The fuel cell unit receives the hydrogen component to generate a first power. The transformation unit detects the city power and transforms the first power to generate the backup power. When the city power does not correspond to a first pre-determined condition, the control unit activates the reformer, the fuel cell unit, and the transformation unit to generate the backup power. | 11-07-2013 |
20130293016 | CONTROL METHOD FOR FUEL CELL POWER - A power controlling method for a power supplying system coupled to a load is disclosed. City energy is detected. It is determined whether the city energy corresponds to a first pre-determined condition. When the city energy corresponds to the first pre-determined condition, the city energy is transformed to generate a main power to the load. When the city energy does not correspond to the first pre-determined condition, a fuel cell unit is activated to provide a backup power to the load. | 11-07-2013 |
20140062642 | Combined structure of hollow bobbin and conductive sheet, hollow bobbin, and conductive sheet - A combined structure of hollow bobbin and conductive sheet for a transformer includes a hollow bobbin and at least one conductive sheet. The hollow bobbin includes an outer surface and at least one positioning structure formed on the outer surface. The conductive sheet is fit on the outer surface of the hollow bobbin and includes a main body and at least one engaging structure. The main body has a hollow portion, making the main body to have an inner circumference. The engaging structure is formed on the inner circumference of the main body and is engaged with the positioning structure of the hollow bobbin. The transformer includes at least one winding disposed on the outer surface of the hollow bobbin and abutting against the conductive sheet. | 03-06-2014 |