WO2002023561A1 - Dispositif electromagnetique, dispositif generant une haute tension et procede de production dudit dispositif electromagnetique - Google Patents
Dispositif electromagnetique, dispositif generant une haute tension et procede de production dudit dispositif electromagnetique Download PDFInfo
- Publication number
- WO2002023561A1 WO2002023561A1 PCT/JP2001/008022 JP0108022W WO0223561A1 WO 2002023561 A1 WO2002023561 A1 WO 2002023561A1 JP 0108022 W JP0108022 W JP 0108022W WO 0223561 A1 WO0223561 A1 WO 0223561A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- winding
- magnetic core
- electromagnetic device
- wire
- wound
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 11
- 238000004804 winding Methods 0.000 claims abstract description 437
- 239000004020 conductor Substances 0.000 claims abstract description 100
- 238000004519 manufacturing process Methods 0.000 claims description 46
- 230000002093 peripheral effect Effects 0.000 claims description 33
- 239000002184 metal Substances 0.000 claims description 31
- 229920005989 resin Polymers 0.000 claims description 27
- 239000011347 resin Substances 0.000 claims description 27
- 239000003990 capacitor Substances 0.000 claims description 19
- 238000000465 moulding Methods 0.000 claims description 16
- 238000000576 coating method Methods 0.000 claims description 14
- 239000011248 coating agent Substances 0.000 claims description 13
- 238000006073 displacement reaction Methods 0.000 claims description 12
- 238000003466 welding Methods 0.000 claims description 11
- 230000002265 prevention Effects 0.000 claims description 9
- 229920005992 thermoplastic resin Polymers 0.000 claims description 7
- 229920001187 thermosetting polymer Polymers 0.000 claims description 6
- 230000001070 adhesive effect Effects 0.000 claims description 5
- 238000001746 injection moulding Methods 0.000 claims description 5
- 239000000853 adhesive Substances 0.000 claims description 4
- 239000011810 insulating material Substances 0.000 claims description 4
- 230000007423 decrease Effects 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims 1
- 230000037431 insertion Effects 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 9
- 229910000859 α-Fe Inorganic materials 0.000 abstract description 5
- 239000012774 insulation material Substances 0.000 abstract 1
- 238000009413 insulation Methods 0.000 description 33
- 238000010586 diagram Methods 0.000 description 26
- 239000012212 insulator Substances 0.000 description 9
- 230000008901 benefit Effects 0.000 description 8
- 239000010408 film Substances 0.000 description 7
- 239000011888 foil Substances 0.000 description 7
- 229920003002 synthetic resin Polymers 0.000 description 7
- 239000000057 synthetic resin Substances 0.000 description 7
- 230000008878 coupling Effects 0.000 description 6
- 238000010168 coupling process Methods 0.000 description 6
- 238000005859 coupling reaction Methods 0.000 description 6
- 238000000926 separation method Methods 0.000 description 6
- 239000010410 layer Substances 0.000 description 5
- 238000012805 post-processing Methods 0.000 description 4
- 239000004593 Epoxy Substances 0.000 description 3
- 229910018605 Ni—Zn Inorganic materials 0.000 description 3
- 238000005452 bending Methods 0.000 description 3
- 239000003822 epoxy resin Substances 0.000 description 3
- 230000010355 oscillation Effects 0.000 description 3
- 229920000647 polyepoxide Polymers 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009501 film coating Methods 0.000 description 2
- 230000004927 fusion Effects 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- 239000004697 Polyetherimide Substances 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 239000003999 initiator Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 239000012778 molding material Substances 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 229920001601 polyetherimide Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 238000009281 ultraviolet germicidal irradiation Methods 0.000 description 1
- 229920006305 unsaturated polyester Polymers 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
- C12N15/00—Mutation or genetic engineering; DNA or RNA concerning genetic engineering, vectors, e.g. plasmids, or their isolation, preparation or purification; Use of hosts therefor
- C12N15/09—Recombinant DNA-technology
- C12N15/10—Processes for the isolation, preparation or purification of DNA or RNA
- C12N15/1003—Extracting or separating nucleic acids from biological samples, e.g. pure separation or isolation methods; Conditions, buffers or apparatuses therefor
- C12N15/1006—Extracting or separating nucleic acids from biological samples, e.g. pure separation or isolation methods; Conditions, buffers or apparatuses therefor by means of a solid support carrier, e.g. particles, polymers
- C12N15/101—Extracting or separating nucleic acids from biological samples, e.g. pure separation or isolation methods; Conditions, buffers or apparatuses therefor by means of a solid support carrier, e.g. particles, polymers by chromatography, e.g. electrophoresis, ion-exchange, reverse phase
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12Q—MEASURING OR TESTING PROCESSES INVOLVING ENZYMES, NUCLEIC ACIDS OR MICROORGANISMS; COMPOSITIONS OR TEST PAPERS THEREFOR; PROCESSES OF PREPARING SUCH COMPOSITIONS; CONDITION-RESPONSIVE CONTROL IN MICROBIOLOGICAL OR ENZYMOLOGICAL PROCESSES
- C12Q1/00—Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions
- C12Q1/68—Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions involving nucleic acids
- C12Q1/6813—Hybridisation assays
- C12Q1/6827—Hybridisation assays for detection of mutation or polymorphism
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F17/00—Fixed inductances of the signal type
- H01F17/04—Fixed inductances of the signal type with magnetic core
- H01F17/045—Fixed inductances of the signal type with magnetic core with core of cylindric geometry and coil wound along its longitudinal axis, i.e. rod or drum core
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F30/00—Fixed transformers not covered by group H01F19/00
- H01F30/06—Fixed transformers not covered by group H01F19/00 characterised by the structure
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F38/00—Adaptations of transformers or inductances for specific applications or functions
- H01F38/08—High-leakage transformers or inductances
- H01F38/10—Ballasts, e.g. for discharge lamps
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
- H01F41/06—Coil winding
- H01F41/082—Devices for guiding or positioning the winding material on the former
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
- H05B41/02—Details
- H05B41/04—Starting switches
- H05B41/042—Starting switches using semiconductor devices
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F17/00—Fixed inductances of the signal type
- H01F17/04—Fixed inductances of the signal type with magnetic core
- H01F17/045—Fixed inductances of the signal type with magnetic core with core of cylindric geometry and coil wound along its longitudinal axis, i.e. rod or drum core
- H01F2017/046—Fixed inductances of the signal type with magnetic core with core of cylindric geometry and coil wound along its longitudinal axis, i.e. rod or drum core helical coil made of flat wire, e.g. with smaller extension of wire cross section in the direction of the longitudinal axis
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/2823—Wires
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/4902—Electromagnet, transformer or inductor
- Y10T29/49071—Electromagnet, transformer or inductor by winding or coiling
Definitions
- the present invention relates to an electromagnetic device, a high-voltage generator, and a method of manufacturing an electromagnetic device.
- the present invention relates to an electromagnetic device, a high-voltage generator, and a method for manufacturing an electromagnetic device.
- a high-pressure discharge lamp such as a HID (High Intensity Discharge) lamp
- a device that generates a high voltage called an initiator
- a low-voltage input is input to the high-voltage generator.
- Electromagnetic devices such as pulse transformers, are used to convert a pulse into a pulsed high-voltage output (see, for example, Japanese Patent Application Laid-Open (JP-A) Nos. 11-167152 and 11-71432). ).
- the coil bobbin 60 is formed in a substantially cylindrical shape with an insulating material such as a synthetic resin, and has outer flange portions 61 at both ends and a separation flange portion 62 between both outer flange portions 61. .
- a primary winding 63 which is a low-voltage side, is wound between one outer flange 6 1 and the separation flange 6 2, and is disposed between the other outer flange 6 1 and the separation flange 6 2. Is wound with a secondary winding 64.
- the secondary winding 64 is formed by winding a thin foil-shaped flat rectangular conductor so that its wide surface faces each other (so-called Edge Wise Wound).
- a U-shaped magnetic core 65 made of Mn-Z ⁇ light is fixedly attached to the coil pobin 60 on which the primary winding 63 and the secondary winding 64 are wound, and the electromagnetic device is fixed. (Pulse transformer) is formed.
- Fig. 69 (a) is a perspective view of a conventional electromagnetic device, and (b) is a cross-sectional view taken along line AA 'of (a).
- the electromagnetic device shown in this figure has a rod-shaped magnetic core 3PA, and is wound around a side surface of the magnetic core 3PA via a coil bobbin 60. It is composed of the coil winding 2 as the next winding.
- holes 31 PA having bottoms are formed in advance on both end surfaces of the magnetic core 3PA. Use these holes 31 PA for axial positioning of the winding.
- FIG. 70 shows a procedure for manufacturing a rod-shaped magnetic core in which a hole having a bottom is formed on each of both end faces.
- a tableting die is used.
- the magnetic core 3PA is formed by the mold U and the rod K.
- the lower rod K is pushed up to the upper part of the mold U, and for production efficiency, the magnetic core 3PA is tilted down as shown by the arrow in the figure to remove it from the tableting mold. Pull out.
- the magnetic core 3PA is obtained, but as shown in Fig. 71, when the magnetic core 3PA is pulled out from the tableting die, the edge portion (R1) of the hole 31PA may be damaged. .
- FIG. 72 is a perspective view of another conventional electromagnetic device.
- the electromagnetic device shown in this figure is a pulse transformer used in a high-voltage generator called an igniter to start a high-pressure discharge lamp, and converts a low voltage into a high voltage.
- the electromagnetic device includes a rod-shaped magnetic core 3PA, a pobin 4PA, and coil windings 9 and 10 wound around the side surface of the magnetic core 3PA through the pobin 4PA. It is composed of a resin case 5PA for housing these, and a terminal 6 protruding from the case 5PA and connected to each coil winding.
- the coil winding 9 is an insulated wire (round wire) composed of a conductor wire having a circular cross section and an insulating coating covering the conductor wire, and is used as a primary winding. Used as a secondary winding. Further, a plurality of terminals 6 are provided, and the terminal 6 (61) is connected to the coil winding 9, and the terminal 6 (62) is connected to the coil winding 10.
- the coil windings 9 and 10 are wound around the pobin 4PA, the magnetic core 3PA is passed through the pobin 4PA, these are assembled into the case 5PA, and each coil winding is connected to each terminal 6; And case 5 epoxy resin in PA It is made by filling (epoxy vacuum filling).
- FIG. 73 is a perspective view of a conventional welded joint member welded to an insulated wire.
- the welded joint member 6PA that is welded to the insulated wire without removing the insulative coating in advance is a flat base that extends in one direction using one conductive member, as shown in Fig. 73.
- a folded portion 62 extending from the one edge of the base 61 along the one direction and extending in a direction perpendicular to the one direction, so that the folded portion extends so as to face each other. It is formed in a bent shape at the projecting portion 63.
- the structure of the welding joint member 6PA is applied to, for example, the terminal 6 of the electromagnetic device. Note that a connection structure belonging to this type is described in, for example, Japanese Patent Application Laid-Open No. H11-114746.
- the coil winding is usually connected and fixed to each terminal provided on the pobin, but as shown in FIG. In this case, how to fix the terminals for connecting the coil windings is an issue.
- the manufacturing procedure of the electromagnetic device shown in Fig. 72 requires more than four hours of manufacturing time, including preliminary, drying, and curing, and there is a problem that the capital investment must be increased if the quantity increases. there were.
- Place for epoxy vacuum filling In this case, the direction in which each terminal 6 comes out of case 5 PA 'is limited to one direction, so that after filling with epoxy resin, for example, bending each terminal 6 in the required direction to accommodate various designs I could't do that.
- metal springback occurs, so it was necessary to wrap the ends of the coil windings and provide temporary holding parts.
- epoxy filling a boundary surface was created between Case 5 PA and epoxy resin, and high voltage leaked to the outside along the boundary surface. In the case of edgewise winding, if the radius of curvature of the coil winding was small, the coating could peel off.
- the insulated wire to be welded when the insulated wire to be welded is sandwiched between the base 61 and the folded portion 62 and pressed by the welding electrode, the insulated wire is displaced. In some cases, the insulated wire was completely removed from between the base 61 and the folded portion 62, and the insulated wire could not be stably welded to the welded joint member. Therefore, there is a need for a welded joint member capable of obtaining a stable and stable connection state with excellent durability and reliability.
- the present invention has been made in view of the above circumstances, and has an electromagnetic device, a high-voltage generating device, and a method for manufacturing an electromagnetic device, which is thin and has excellent performance and can reduce the manufacturing time.
- the purpose is to provide. Disclosure of the invention
- the present invention is an electromagnetic device including a magnetic core and a rectangular conductor edgewise wound on the surface of the magnetic core. Accordingly, an insulator such as a coil bobbin is not required between the magnetic core and the rectangular conductor, and the outer shape of the winding can be made small and thin, and thin and excellent performance can be obtained.
- the magnetic core has a specific resistance of 100 ⁇ ⁇ m or more.
- a winding is further wound around the outer peripheral surface of the rectangular conductor.
- a thin transformer can be realized.
- the surface of the magnetic core has a rough finish. This eliminates the need for post-processing such as polishing after forming the magnetic core, and eliminates the need for the magnetic core. The manufacturing cost can be reduced, and the rectangular conductor can be prevented from slipping and buckling during edgewise winding.
- the coverings of the rectangular conductor and the winding are fused together. As a result, positioning between the windings can be performed, and variation in characteristics due to a relative position shift between the windings can be prevented.
- the magnetic core in which the rectangular conductor is edgewise wound around the rectangular conductor is arranged between a plurality of leads, and the leads are joined to each other.
- the lead becomes a winding wound around the rectangular conductor.
- the electromagnetic device wherein the first insulating member is formed in a cylindrical shape, and the magnetic core around which the rectangular conductor is wound is attached, and a conductive material is provided on an outer peripheral surface of the first insulating member. It is provided with the winding formed of resin, and a second insulating member that covers an outer periphery of the first insulating member and the winding.
- the first insulating member enables insulation between the winding made of the rectangular conductor and the winding made of the conductive resin.
- the winding is formed by providing a groove on the outer peripheral surface of the first insulating member and embedding a conductive resin in the groove. Thereby, the insulation between the terminal on the high voltage side of the winding made of the rectangular conductor and the winding made of the conductive resin can be secured.
- the rectangular conductor is a secondary winding, and the winding is a primary winding.
- the primary winding is disposed near the low voltage side of the secondary winding.
- the primary winding and the secondary winding are electrically insulated by using an insulating wire or a magnet wire having an insulating coating for the primary winding. Thereby, predetermined insulation performance is obtained.
- the magnetic core is formed in an elliptical shape
- An end of the rectangular conductor is routed by utilizing a space between the transformer and a rectangular parallelepiped circumscribing the transformer. This makes it possible to reduce the size and cost.
- a hole having a bottom is formed in each of both end faces of the magnetic core, and the hole is formed in a tapered shape whose size gradually decreases from the opening to the bottom.
- the magnetic core is mounted on the end surface of the magnetic core in a state where the hole of the magnetic core is fitted with the protrusion of the opening forming the same. Even if it falls down around the edge of the hole, the opening of the hole will not come into contact with the corner of the rod protrusion, so make sure that the holes formed on each end face of the magnetic core are not chipped.
- the magnetic core is one that is formed in an elliptical shape in cross section. This enables a reduction in thickness.
- the present invention provides a rod-shaped magnetic core, and a rectangular conductor wound around the outer peripheral surface of the magnetic core for high voltage, wherein both ends of the rectangular conductor are respectively drawn from both ends of the magnetic core.
- An electromagnetic device having a configuration comprising: a resin outer shell provided by filling or molding an insulating material around the transformer, wherein the outer shell is at least partially parallel to an axial direction of the magnetic core. This is an electromagnetic device having a surface that becomes uneven. As a result, the creepage distance can be increased due to the unevenness, so that the insulating function can be enhanced.
- the unevenness is located on a high-pressure side of the rectangular conductor. Therefore, the insulation function can be improved.
- the present invention relates to an electromagnetic device having a transformer configuration including a magnetic core, a winding wound around the magnetic core, and a flat wire, and at least two terminals for connecting the winding and the flat wire from outside.
- the periphery of the transformer is sealed by injection molding of a thermosetting resin. This facilitates manufacturing.
- the present invention has a lead frame for holding a molding content during the injection molding. This facilitates manufacturing.
- the periphery of the thermosetting resin may be further formed of a thermoplastic resin. Is the one that is This is effective for securing the insulation distance and preventing moisture.
- At least one end of the winding wire and the rectangular conductor is fixed with an adhesive. This prevents the coil winding from being unraveled by the spring pack.
- the winding is a primary winding
- the rectangular conductor is a secondary winding
- the rectangular conductor is coated
- the magnetic core is edgewise wound. This enables miniaturization.
- the present invention provides a welding joint member connected to an insulated wire, wherein the welding joint member extends from a flat base extending in one direction and one edge of the base along the one direction.
- the folded portion ⁇ extending in the direction orthogonal to the one direction is formed in a bent shape at a portion where the folded portion extends so as to face each other, and another portion along the one direction in the base portion is formed.
- a part extending from the edge is folded back to form a displacement prevention part.
- the folded size of the displacement prevention portion from the base is equal to or larger than the wire diameter of the insulated wire.
- the misalignment preventing portion is separated from the folded portion. This prevents a short circuit between the misalignment prevention portion and the folded portion, and ensures that Joule heat is generated at the portion where the folded portion extends when power is supplied.
- the present invention relates to a pulse transformer including an electromagnetic device having a magnetic core, a rectangular wire directly edgewise wound on the surface of the magnetic core, and a winding wound on an outer peripheral surface of the rectangular wire, Connected in parallel to the primary winding of the pulse transformer
- a high voltage generator comprising: a continuous capacitor; a switch element for opening and closing a discharge path from the capacitor to the primary winding; and a resistor connected to the primary winding. This eliminates the need for an insulator such as a coil bobbin between the magnetic core and the winding (rectangular conducting wire), thereby making it possible to make the outer shape of the winding small and thin.
- a generator can be provided.
- the oscillation of the voltage is suppressed by the loss of the resistor connected in parallel with the primary winding, and the waveform of the high-voltage pulse output from the secondary winding of the pulse transformer can be made close to the fundamental wave.
- the voltage oscillation can be quickly converged, stress on circuit components such as a capacitor is reduced, and small and inexpensive low withstand voltage circuit components can be used.
- the present invention relates to a pulse transformer including an electromagnetic device having a magnetic core, a rectangular wire directly edgewise wound on a surface of the magnetic core, and a winding wound on an outer peripheral surface of the rectangular wire, A capacitor connected in parallel to the primary winding of the pulse transformer, a switch element for opening and closing a discharge path from the capacitor to the primary winding, and at least one end of the pulse transformer serving as an open magnetic path And a metal plate disposed in the high-voltage generator.
- a generator can be provided.
- the present invention further includes an apparatus main body accommodating the pulse transformer, the capacitor, and the switch element.
- the apparatus main body is provided with a socket portion to which a lamp base of a discharge lamp is electrically and mechanically connected.
- a high-voltage pulse generated in the secondary winding of the pulse transformer is applied to the lamp base via a lamp unit. This makes it possible to provide a thin high-voltage generator integrally including the socket to which the lamp base of the discharge lamp is connected.
- the present invention includes a step of edgewise winding a rectangular wire on a magnetic core, and each end of the rectangular wire wound edgewise by the above described method. And a step of connecting and fixing them to each other. With this, The manufacturing time can be reduced, and each end of the coil winding can be connected to a terminal even in a structure without an insulating member.
- the continuous and integral metal piece is formed in a straight line, and each end of the rectangular wire is pulled out in the same direction toward the metal piece and connected to the metal piece. It is fixed. As a result, a continuous piece of metal becomes a simple shape.
- the present invention is characterized in that, in the above-mentioned manufacturing method, after each end of the rectangular conductor is connected and fixed to the metal piece, each end of the rectangular conductor is connected and fixed to a part of the metal piece. The remaining portion of the metal piece is cut off so as to cut off the electrical connection of each end of the rectangular conductor by the metal piece.
- the present invention is the manufacturing method described above, wherein the magnetic core is formed in an elliptical cross-sectional shape. This enables miniaturization and cost reduction.
- the present invention provides a winding jig for fixing an end of a magnetic core, a center shaft for pressing a central axis of the magnetic core, a holding jig capable of sliding on the magnetic core and the center shaft, and A method of manufacturing an electromagnetic device using a holding jig composed of a holding panel for applying a holding stress to a holding jig uniformly and a panel holding member capable of sliding in accordance with the winding width. Fixing the end to a winding jig to which the magnetic core is fixed, and rotating the winding jig; and rotating the magnetic core with the rotation of the winding jig, thereby magnetically winding the flat wire.
- FIG. 1 is a perspective view showing Embodiment 1 of the present invention.
- FIG. 2 FIG. FIG. 3 is a perspective view showing the second embodiment.
- FIG. 4 is an explanatory view illustrating the manufacturing process of the above.
- FIG. 5 is a perspective view showing the third embodiment.
- FIG. 6 is a cross-sectional view showing a use state of the above.
- FIG. 7 is a sectional view of a magnetic core according to the fourth embodiment.
- FIG. 8 is a perspective view showing a state in which a rectangular wire is being wound around the magnetic core.
- FIG. 9 is a perspective view of the same.
- FIG. 10 is a perspective view showing the fifth embodiment.
- FIG. 11 is a sectional view of the above.
- FIG. 12 is a perspective view showing the sixth embodiment.
- FIG. 10 is a perspective view showing the fifth embodiment.
- FIG. 13 is a sectional view of a magnetic core according to the seventh embodiment.
- FIG. 14 is a perspective view of the same.
- FIG. 15 is a perspective view showing the eighth embodiment.
- Fig. 16 is a sectional view of the above.
- FIG. 17 is a perspective view showing the ninth embodiment.
- FIG. 18 is a sectional view of the above.
- FIG. 19 shows the magnetic core in the above, (a) is a front view, and (b) is a side view.
- FIG. 20 is a cross-sectional view showing another configuration of the above.
- FIG. 21 is a perspective view showing the tenth embodiment.
- FIG. 22 is a sectional view of the above.
- FIG. 25 is an explanatory diagram for explaining the manufacturing process.
- FIG. 26 is a perspective view showing Embodiment 12 of the present invention.
- Fig. 27 is a sectional view of the above.
- FIG. 28 is a perspective view showing Embodiment 13.
- FIG. 29 is a partially omitted perspective view showing the embodiment 14.
- FIG. 30 is a perspective view showing the fifteenth embodiment.
- FIG. 31 is a sectional view of the above.
- FIG. 32 is a perspective view of the cylindrical body in the above.
- FIG. 33 is an explanatory view illustrating the manufacturing process.
- FIG. 34 is a perspective view of the primary winding component in the above.
- FIG. 35 is an explanatory diagram of the above.
- FIG. 36 is a plan view showing Embodiment 16 of the present invention.
- FIG. 37 is a waveform diagram for explaining the operation of the above.
- FIG. 38 is a schematic circuit diagram showing a conventional high-voltage generator.
- FIG. 39 is a waveform diagram for explaining the operation of the conventional device.
- FIG. 40 is a schematic circuit configuration diagram showing the seventeenth embodiment.
- FIG. 41 is a schematic circuit configuration diagram showing another configuration of the above.
- FIG. 42 is a perspective view showing Embodiment 18 of the present invention.
- FIG. 43 is an exploded perspective view of the above.
- FIG. 44 is a perspective view of the same body as viewed from the rear side.
- FIG. 45 is a side view of the pulse transformer in the above.
- Fig. 4 6 1 is a configuration diagram of an electromagnetic device according to a nineteenth embodiment.
- FIG. 47 is an explanatory diagram of a hole shape formed on each of both end faces of the magnetic core in the embodiment 20.
- FIG. 48 is a diagram showing a magnetic core in the electromagnetic device according to Embodiment 21.
- FIG. 49 is a diagram showing a magnetic core and a plurality of coil windings in an electromagnetic device according to Embodiment 22.
- FIG. 50 is a diagram showing a magnetic core, a plurality of coil windings, and an insert molding member in the electromagnetic device according to Embodiment 23.
- FIG. 51 is a diagram illustrating a magnetic core, a plurality of coil windings, insert molding members, and the like in an electromagnetic device according to Embodiment 24.
- FIG. 52 is a schematic diagram showing an electromagnetic device in the course of manufacture according to Embodiment 25.
- FIG. 53 is a plan view of the electromagnetic device of FIG.
- FIG. 54 is a diagram showing a magnetic core and a plurality of coil windings used for manufacturing the electromagnetic device of FIG.
- FIG. 55 is a schematic view showing an electromagnetic device in the course of manufacture before FIG. 52.
- FIG. 56 is a plan view of the electromagnetic device of FIG.
- FIG. 57 is a perspective view and a partial cross-sectional view showing an electromagnetic device according to Embodiment 26.
- FIG. 58 is a plan view of the electromagnetic device of FIG.
- FIG. 59 is an explanatory diagram of a manufacturing procedure for obtaining an electromagnetic device from an electromagnetic device being manufactured before the electromagnetic device of FIG. 58 is obtained.
- FIG. 60 is a diagram illustrating an example of a discharge lamp lighting device configured using an electromagnetic device.
- FIG. 61 is a diagram illustrating an example of a starting circuit unit included in the discharge lamp lighting device of FIG.
- FIG. 62 is a diagram showing a magnetic core and a plurality of coil windings in an electromagnetic device according to Embodiment 27.
- FIG. 63 is a diagram showing a magnetic core and a coil winding in an electromagnetic device according to Embodiment 28.
- FIG. 64 is a diagram showing a welded joint member according to Embodiment 29.
- FIG. 65 is an exploded perspective view showing a conventional example.
- FIG. 66 is a perspective view of the same.
- FIG. 67 is a sectional view of the above.
- FIG. 68 is a perspective view of the coil pobin in the above.
- FIG. 69 is a perspective view and a sectional view of a conventional electromagnetic device.
- FIG. 70 is an explanatory view of a procedure for manufacturing a rod-shaped magnetic core in which holes having a bottom are formed on both end faces.
- FIG. 71 is an explanatory diagram of the problem of the magnetic core in FIG.
- FIG. 72 is a perspective view of another conventional electromagnetic device.
- Fig. 73 shows a conventional welding method that is welded to an insulated wire. It is a perspective view of a joint member. BEST MODE FOR CARRYING OUT THE INVENTION
- the electromagnetic device is a single-winding inductor, and an insulator such as a coil bobbin is interposed between a magnetic core 3 having a substantially cylindrical shape as shown in FIGS. It is formed by directly winding the winding without winding.
- the magnetic core 3 is formed in a columnar shape with a diameter of about 8 mm using a Ni—Zn ferrite material having a large resistivity (specific resistance).
- the winding is formed by winding a rectangular conductor (for example, a thickness of 70 / im, a width of 1.4 mm) 2 over the entire length of the magnetic core 3 in an edgewise manner.
- the insulating coating (not shown) of the rectangular conductor 2 after being wound on the magnetic core 3 of the present embodiment formed as described above was examined, it was found that the magnetic core 3 and the winding (the rectangular conductor 2) It was found that the insulation between the windings and the insulation between the windings were secured at + minutes.
- the insulation between the magnetic core 3 and the winding was estimated to have a relationship with the resistivity, which is an index of the insulating property of the magnetic core 3, but it was assumed that the resistivity was 100 ⁇ m or more. It turned out that there was no abnormality in the insulation characteristics. It was also found that there was no deterioration in magnetic properties and electrical properties.
- the rectangular conductor 2 is directly edge-wise wound around the magnetic core 3 formed of a material having a high resistivity to form an electromagnetic device, so that the coil bobbin is provided between the magnetic core 3 and the winding (the rectangular conductor 2).
- No insulator such as 60 is required, and the outer shape of the winding is made small and thin, so that the electromagnetic device can be made thin.
- the rectangular conductor 2 is directly wound around the magnetic core 3, the total length of the winding is shortened and the winding resistance can be reduced. Furthermore, since no air gap is created between the magnetic core 3 and the winding, for example, compare the same size and the same number of turns. Then, the self-inductance can be reduced.
- the present embodiment is characterized in that the magnetic core 3 is formed in an elliptical rod shape in cross section as shown in FIG. 3, and the other configuration is common to the first embodiment.
- the same reference numerals are given to the components and the description is omitted (the same applies hereinafter).
- the magnetic core 3 is formed in a rod shape having an elliptical cross section using a Ni—Zn ferrite material as in the first embodiment, and the rectangular conductor 2 is directly edgewise wound.
- the magnetic core 3 in the shape of a bar having an elliptical cross section, there is an advantage that the height can be reduced as compared with the first embodiment.
- a hemispherical concave portion (hole) 3c having a diameter of about 2 mm is formed at the center of both end faces of the magnetic core 3, and when the flat wire 2 is wound around the magnetic core 3 by a winding machine.
- the jig and the magnetic core 3 are fixed by fitting the projection of the jig of the winding machine into the recess 3 c of the magnetic core 3.
- a magnetic core fixing jig 4b is mounted on the rotating shaft 4a of the winding machine 4, and the magnetic core 3 is inserted into a concave portion at the center of the magnetic core fixing jig 4b. Enter.
- the tip of the center shaft 4c is fitted into the end recess 3c of the magnetic core 3, and the holding jig 4d is mounted along the center shaft 4c so that it can rotate and slide. I have.
- the holding jig 4d is pressed by the holding panel 4e.
- FIGS. 4 (d) and (e) when the rotating shaft 4 a of the winding machine 4 rotates, the magnetic core fixing jig 4 b, the magnetic core 3, the holding jig 4 d, and the center shaft 4 c By rotating at the same time, the rectangular conductor 2 is wound around the magnetic core 3. As the winding is performed, the flat conductor 2 is edgewise wound between the magnetic core fixing jig 4b and the holding jig 4d, and the winding width is widened.
- Fig. 4 (f) shows a state in which the presser jig 4d and the panel presser 4f have been slid according to the winding width of the winding.
- the core is directly wound.
- the core is coated with an insulating tape or an insulating tape is wound on a side surface of the core (a surface on which the rectangular conductor is wound) to increase the insulating performance.
- a similarly small inductor can be provided.
- This embodiment is characterized in that a through hole 3 d is provided on the center axis of the magnetic core 3 as shown in FIG.
- the magnetic core 3 is formed in an elliptical rod shape in cross section as in the second embodiment, and has a through hole 3d having a diameter of about 2 mm on a central axis connecting the centers of both end faces.
- the jig and the magnetic core 3 can be fixed by fitting the projection of the jig into the through hole 3 d when winding the rectangular conductor 2.
- the magnetic core 3 can be firmly fixed to the housing 7 by penetrating the rod-shaped protrusion 7a projecting from the housing 7 into the through hole 3d.
- a fixing screw may be used as the protrusion 7a.
- the magnetic core 3 may be formed in a columnar shape as in the first embodiment.
- the present embodiment is characterized in that as shown in FIGS. 7 to 9, the c magnetic core 3 is characterized in that outer flanges 8 are provided at both ends of the magnetic core 3 so as to protrude outward over substantially the entire circumference.
- the cross-sectional shape is formed in an elliptical rod shape, and outer flange portions 8 are provided at both ends in the longitudinal direction so as to protrude over substantially the entire circumference in a direction (outside) substantially perpendicular to the longitudinal direction.
- both ends of the edgewise wound rectangular conductor 2 may be unstable and may be unwound.
- the provision of the outer flange 8 causes the rectangular conductor 2 at the end to interfere with the outer flange 8 and cause the rectangular conductor 2 to be unwound. Can be prevented from unraveling.
- a plurality of (two in this embodiment) concave portions 3 c having a hemispherical shape are formed on both end surfaces of the magnetic core 3, and a plurality of projections of the rotating jig 4 when winding the rectangular wire 2 are formed.
- the jig 4 and the magnetic core 3 are more firmly fixed by fitting 4a into each recess 3c. Thereby, the rectangular conductor 2 can be wound more stably as compared with the second embodiment.
- the magnetic core 3 may be formed in a columnar shape as in the first embodiment.
- This embodiment is characterized by the shape of the magnetic core 3 as shown in FIGS.
- the magnetic core 3 of the present embodiment is formed in such a shape that the diameter of the cross section gradually decreases from both ends in the longitudinal direction toward the center, and the rectangular conductor 2 is directly edgewise wound.
- the peripheral surface of the magnetic core 3 around which the rectangular conductor 2 is wound becomes an inclined surface inclined from both ends toward the center, and both ends of the rectangular conductor 2 Can be stably fixed without spreading outward along the longitudinal direction of the magnetic core 3.
- the magnetic core 3 may be formed in a bar shape having an elliptical cross section as in the second embodiment. (Embodiment 6)
- the electromagnetic device is a two-winding transformer.
- a primary magnetic core 3 formed in a substantially cylindrical shape without an insulating material such as a coil bobbin is interposed between the magnetic core 3 and the core. It is formed by directly winding a winding and a secondary winding.
- the magnetic core 3 has the same configuration as that of the first embodiment, and the primary winding 9 and the secondary winding 10 are formed by directly winding the rectangular conductor 2 in an edgewise manner.
- the primary winding 9 and the secondary winding 10 are formed by directly edgewise winding the rectangular conductor 2 on the magnetic core 3, and therefore, compared to the conventional configuration in which the winding is wound on the coil pobin.
- the DC resistance of the primary winding 9 and the secondary winding 10 can be reduced, and a transformer having excellent performance can be realized. Further, since the primary winding 9 and the secondary winding 10 are formed separately in the longitudinal direction of the magnetic core 3, insulation between the two windings can be ensured. Note that the magnetic core 3 may be formed in a rod shape with an elliptical cross section as in the second embodiment.
- This embodiment is characterized in the shape of the magnetic core 3 as shown in FIGS.
- the magnetic core 3 of the present embodiment is provided with outer flange portions 8a and 8b protruding in a direction (outside) substantially perpendicular to the longitudinal direction over substantially the entire circumference at both ends in the longitudinal direction.
- a separation flange portion 11 is provided at a position from the outer periphery to project in a direction (outside) substantially perpendicular to the longitudinal direction over substantially the entire circumference.
- the flat wire 2 is directly edgewise wound between one outer flange 8a and the separation flange 11 to form a primary winding 9, and the other outer flange 8b and the separation flange 11 are connected to each other. Between them, the flat wire 2 is directly edgewise wound to form the secondary winding 10.
- the outer flange portions 8a and 8b By providing the outer flange portions 8a and 8b, the end of the edge-wise wound flat rectangular conductor 2 is regulated by the outer wire portions 8a and 8b, and the outer conductors 8a and 8b are prevented from being separated.
- the insulation between the two windings 9 and 10 is compared with that in the sixth embodiment by interposing a separating flange 11 which is a part of the magnetic core 3 between the next winding 9 and the secondary winding 10. It can be surely secured.
- the magnetic core 3 is the same as in the second embodiment. In this manner, the cross section may be formed in an elliptical rod shape.
- This embodiment is characterized by the shape of the magnetic core 3 as shown in FIGS.
- the magnetic core 3 of the present embodiment has a cross-sectional diameter between each end and the approximate center, excluding the outer flanges 8a and 8b in the longitudinal direction, and between the ends and the center.
- the flat wire 2 is directly edge-wise wound between each end and the center to form a primary winding 9 and a secondary winding 10 between each end and the center.
- an intermediate portion 3c similar to the second embodiment is formed at the center of both end surfaces of the magnetic core 3.
- the peripheral surface of the magnetic core 3 where the primary winding 9 and the secondary winding 10 are formed is changed from both ends to an intermediate portion.
- the end surface of the rectangular conductor 2 does not spread outward along the longitudinal direction of the magnetic core 3 and can be fixed stably.
- the diameter of the cross section of the magnetic core 3 between the primary winding 9 and the secondary winding 10 is larger than the cross section of the portion where the rectangular conductor 2 is wound, There is an advantage that insulation between the windings 9 and 10 can be reliably ensured as compared with the sixth embodiment.
- the magnetic core 3 may be formed in a rod shape having an elliptical cross section as in the second embodiment.
- the electromagnetic device of the present embodiment is a two-winding transformer, and an insulator such as a coil bobbin is provided on a substantially cylindrical cylindrical magnetic core 3 as shown in FIGS. 17 and 18. It is formed by directly winding the primary winding and the secondary winding without any intervention.
- the magnetic core 3 is formed in a rod shape having a substantially elliptical cross-sectional shape obtained by combining a rectangle and a semicircle using a Ni—Zn ferrite material.
- the diameter of the semicircular portion of the cross section is approximately 6 mm
- the length of the rectangular portion is approximately 5 mm
- the length in the longitudinal direction is approximately 3 Omm.
- a concave portion 3 c having a diameter and a depth of about 2 mm is formed at the center of both end surfaces of the magnetic core 3.
- the magnetic core 3 has a rectangular conductor 2 (e.g., a thickness of 0.70711111, a width of 1.0 mm). 4 mm) is directly edge-wound for about 220 turns in one layer to form a secondary winding 10.
- the DC resistance of the secondary winding 10 in the present embodiment was about 1.8 ⁇ .
- the electric wire is placed from above the secondary winding 10 from near the terminal 10 a on the low voltage side of the secondary winding 10 to the center in the longitudinal direction of the magnetic core 3. (For example, a conductor diameter of 0.2 mm and a finished outer diameter of 0.51 mm) are wound about 6 turns to form a primary winding 9 (see FIGS. 17 and 18). Is an example of winding about 3 turns).
- the electric wire an insulated wire or a magnet wire is used.
- the present embodiment is configured as described above, by winding the primary winding 9 on the secondary winding 10, the magnetic coupling between the two windings 9 and 10 becomes stronger.
- the power transmission efficiency can be improved.
- a higher secondary voltage can be obtained when used as a pulse transformer as compared with a structure in which both windings 9 and 10 are dividedly wound around the magnetic coil 1 as in the seventh or eighth embodiment.
- the primary voltage was set to 600 V, it was possible to obtain a pulse output of about 30 kV at the peak value.
- the primary winding 9 near the low voltage side terminal 10 a of the secondary winding 10
- the high voltage side terminal 10 b of the secondary winding 10 and the primary winding 10 are formed.
- the primary winding 9 with a thick wire, it is possible to ensure sufficient insulation between the two windings 9 and 10. The same applies to the case where the primary winding 9 is formed adjacent to the terminal 10a on the low voltage side of the secondary winding 10 in the longitudinal direction of the magnetic coil 1 as shown in FIG. It is possible to achieve the effect.
- the electromagnetic device of the present embodiment is a two-winding transformer, and an insulator such as a coil bobbin is provided on a rectangular magnetic core 3 formed in a substantially cylindrical shape as shown in FIGS. 21 and 22.
- the primary winding 9 and the secondary winding 10 are formed by edgewise winding the rectangular conductors 2a and 2b without interposition.
- the magnetic core 3 has the same configuration as that of the first embodiment, and a flat rectangular conductor 2b is
- the secondary winding 10 is formed by tangential edgewise winding. Further, in the vicinity of the terminal 10 a on the low voltage side of the secondary winding 10 in the longitudinal direction of the magnetic core 3, the rectangular winding 2 a forming a secondary winding 10 is superposed several turns to form a rectangular wiring 2 a.
- the primary winding 9 is formed by winding the windings in a wedge-wise manner.
- the rectangular windings 2 a and 2 b are directly edgewise wound on the magnetic core 3 to form the primary winding 9 and the secondary winding 10, so that the outer shape of the primary winding 9 is formed.
- the dimensions are substantially equal to the outer dimensions of the secondary winding 10, and the electromagnetic device can be made smaller and thinner than in the ninth embodiment.
- the primary winding 9 is formed by directly edgewise winding the rectangular conductor 2a around the magnetic core 3 similarly to the secondary winding 10 so that both windings 9, 10 are formed in the same process. It has the advantage of being able to produce and improving productivity.
- the present embodiment is characterized in the structure of the primary winding 9 as shown in FIGS. 23 and 24. Other configurations are the same as those of the ninth embodiment.
- the primary winding 9 in the present embodiment is formed by winding a rectangular conductive foil 12 and an insulating film 13 in the form of a rectangular sheet and a rectangular conductor 2 directly around a magnetic core 3 in an edgewise manner.
- Note c is formed by winding alternating on the winding 1 0, are strip-like terminal pieces 1 2 a is formed at both ends of one edge of the conductive foil 1 2, these terminals pieces 12 a is the terminal of the primary winding 9.
- a conductive foil 12 is placed on one end of a rectangular sheet-shaped insulating film 13 and wound on a secondary winding 10 wound around the magnetic core 3 from the other end.
- the conductive foil 12 and the insulating film 13 are alternately wound, and as shown in FIG.
- the primary winding 9 is formed by winding the conductive foil 12 in multiple layers on 10 via the insulating film 13. According to the above configuration, the insulation between the secondary winding 10 and the primary winding 9 and the insulation between the conductive foils 12 can be simultaneously ensured by the insulating film 13.
- the primary winding extends from the vicinity of the terminal 10 a on the low voltage side of the secondary winding 10 to the center of the magnetic coil 1 in the longitudinal direction. Line 9 is formed.
- the primary winding 9 is formed by the thin conductive foil 12 and the insulating film 13, the electromagnetic device can be further thinned, and the primary winding 9 and the secondary winding 9 can be formed.
- magnetic coupling can be strengthened by shortening the distance between the winding 10 and the power transmission efficiency and a high output voltage can be obtained.
- the conductor cross-sectional area of the primary winding 9 can be widened, there is an advantage that a large primary current can be obtained by reducing the DC resistance.
- the present embodiment is characterized in the structure of the primary winding 9 as shown in FIGS. 26 and 27. Other configurations are the same as those of the ninth embodiment.
- the magnetic core 3 in which the rectangular conductor 2 is directly edgewise wound to form the secondary winding 10 is mounted in an insulating case 14 formed in a substantially cylindrical shape by an insulator.
- the primary winding 9 is formed by winding an electric wire on the insulating case 14.
- the insulating case 14 is formed to have a dimension not shorter than the entire length of the magnetic core 3 in the longitudinal direction, and covers the whole of the magnetic core 3 and the secondary winding 10 inserted therein.
- a primary winding 9 is formed.
- the insulation between the primary winding 9 and the secondary winding 10 can be ensured by the insulating case 14 and the insulating case 14 Since 14 covers the entire secondary winding 10, it is possible to prevent insulation rupture through the creeping surface from the terminal 10 b on the high voltage side of the secondary winding 10 to the primary winding 9.
- This embodiment is characterized by the structure of the primary winding 9 as shown in FIG. Other configurations are the same as those of the ninth embodiment.
- an electric wire coated with a resin having a fusible property is wound on a secondary winding 10 and a secondary winding is formed. It is characterized in that the primary winding 9 is positioned by fusing the covering of the rectangular conductor 2 forming the wire 10 and the covering of the electric wire.
- the position of the primary winding 9 can be determined by fusing the coatings of both the windings 9 and 10 with each other. Variations and the like can be prevented.
- a resin having an adhesive property is also used for coating the rectangular conductor 2 forming the secondary winding 10, and the coating of the rectangular conductor 2 directly edgewise wound around the magnetic core 3 is fused to the magnetic core 3. And the positioning of the secondary winding 10 may be performed.
- This embodiment is characterized in the structure of the primary winding 9 as shown in FIG.
- a lead 16 made of a thin metal plate or the like is insert-molded in the housing portion 15 a of the synthetic resin case 15, and the rectangular wire 2 is directly edge-wise wound to form a secondary winding 10.
- the magnetic core 3 is accommodated in the accommodating portion 15a, and a lead piece 17 made of a thin metal plate or the like is bridged between the tips of the leads 16 opposed to each other with the magnetic core 3 interposed therebetween, and both ends of the lead piece 17 are formed. And the tip of each lead 16.
- the lead 16 and the lead piece 17 are wound around the secondary winding 10, and the primary winding 9 is formed by the lead 16 and the lead piece 17 ( In the illustration, only two turns).
- the ninth embodiment there is a possibility of insulation rupture between the terminal 10b on the high voltage side of the secondary winding 10 and the primary winding 9 via the creepage, so that the primary winding 9
- the wire used has an outer diameter approximately five times the conductor diameter.
- the outer diameter of the electromagnetic device (transformer) becomes large, and depending on the application, it may not be possible to achieve a sufficient thickness.
- an insulated wire having a circular cross section is used as the electric wire, it is not easy to determine the position when the wire is wound on the secondary winding 10, and there is a possibility that the wire may become thick.
- the wire diameter of the primary winding 9 becomes smaller, Mum
- the external dimensions of the electromagnetic device are increased by the amount of 14 and there are disadvantages such as an increase in the number of parts and difficulty in assembly.
- the rectangular wire 2 is directly edge-wise wound around the primary winding part 18 including the primary winding 9 and the insulation, and the secondary winding is wound.
- An electromagnetic device (transformer) is formed by attaching the magnetic core 3 on which the wire 10 is formed.
- the present embodiment is characterized by the structure of the primary winding 9, and other configurations are common to the ninth embodiment.
- the primary winding part 18 is made of a synthetic resin having an insulating property and has a substantially elliptical cross-sectional shape similar to that of the magnetic core 3 (first insulating member). 1) has nineteen.
- the cylindrical body 19 is formed of, for example, a thermoplastic resin such as polyetherimide, and has a groove 19a for forming a primary winding formed on the outer peripheral surface thereof for several turns over the entire circumference. . Further, a projecting piece 19c having a groove 19b for forming an end of the primary winding is provided so as to protrude along the longitudinal direction.
- the conductive resin 21 is poured into the groove 19 a of the cylindrical body 19 set in the mold 20, the conductive resin 2 having excellent fluidity can be obtained. 1 spreads over the entire grooves 19a, 19b, and the conductive resin 21 is sufficiently cured to wind the outer peripheral surface of the cylindrical body 19 along the grooves 19a, 19b 1 The next winding 9 is formed.
- the cylindrical body 19 on which the primary winding 9 is formed as described above is made of synthetic resin such that the openings at both ends in the longitudinal direction are exposed.
- the primary winding component 18 in which the cylindrical body 19 is covered with a molded portion (second insulating member) 22 of synthetic resin having insulation properties is formed as shown in FIG. You.
- the magnetic core 3 having the secondary winding 10 formed therein is attached to the cylindrical body 19 of the primary winding part 18, and the terminal strip 23 is attached to the terminal of the primary winding 9.
- An electromagnetic device (transformer) is configured (see Fig. 30 and Fig. 31).
- the primary winding part 18 is attached from the vicinity of the terminal 10 a on the low voltage side of the secondary winding 10 to the center in the longitudinal direction of the magnetic core 3. Since the present embodiment is configured as described above, the primary winding component 18 enables insulation between the primary winding 9 and the secondary winding 10. Also, since the primary winding 9 is formed on the outer peripheral surface of the cylindrical body 19 with the conductive resin 21, the entire cylindrical body 19 is covered with the synthetic resin molded portion 22 having insulating properties.
- the primary winding 9 is formed by pouring the conductive resin 21 having excellent fluidity into the grooves 19a and 19b of the cylinder 19, the primary winding is formed by winding the electric wire.
- the wire winding step is not required, the assembly is easy, the mass productivity is improved, and the dimensional variation of the wire coating is reduced.
- the small and thin primary winding 9 can be formed, and further, the entire electromagnetic device can be reduced in size and thickness.
- the surface of the magnetic core 3 is polished or the like after forming the magnetic core 3 by forming the ferrite material into a rod shape.
- the surface of the magnetic core 3 may have a rough finish without performing such post-processing.
- post-processing such as polishing after forming the magnetic core 3 is not required, and the manufacturing cost of the magnetic core 3 can be reduced.
- the post-processing is performed to reduce the surface roughness of the magnetic core 3, as shown in FIG. 35, the rectangular conductor 2 may slip and buckle during edgewise winding.
- buckling of the rectangular conductor 2 can be prevented, and edgewise winding can be performed.
- This conventional device is an igniter that starts by applying a high-voltage pulse to a high-pressure discharge lamp Lp, and has an input terminal Tl, ⁇ 2 to which a voltage is applied, and an output connected to both ends of the high-pressure discharge lamp L ⁇ .
- a secondary winding is connected between the terminals T 3 and T 4 and the input terminal T 1 on the high voltage side and the output terminal T 3 on the high voltage side, and a primary winding is connected between the input terminals T l and ⁇ 2 And the switch element SW inserted between the low voltage side and low voltage side input terminal ⁇ 2 of the primary winding of the pulse transformer ⁇ ⁇ , and the high voltage side input terminal ⁇ 1 And a resistor R1 inserted between the high voltage side of the primary winding of the pulse transformer ⁇ and a capacitor C1 connected in parallel with the primary winding of the pulse transformer ⁇ ⁇ and the switch element SW. It has.
- ⁇ is caused by dielectric breakdown to start.
- Fig. 39 shows an example of the output waveform of a high-voltage pulse in the above-mentioned conventional device.
- the waveform obtained by boosting the resonance voltage of the primary winding of the pulse transformer ⁇ and the capacitor C1 by the pulse transformer ⁇ has a high-frequency component.
- the waveform is superimposed. This is due to the fact that the pulse transformer is not an ideal transformer but actually has parasitic capacitance and the like. However, in order to quickly bring the high-pressure discharge lamp L to insulation rupture and start it, it is preferable that the waveform is close to the fundamental wave in which the high-frequency components are suppressed.
- the capacitor C As for the high voltage generator, the capacitor C
- the high-frequency vibration is suppressed by disposing metal plates 24 near both ends of the magnetic core 3 of the pulse transformer.
- both ends of the magnetic core 3 are open magnetic paths, and leak from both ends of the magnetic core 3 due to the high frequency vibration.
- the magnetic flux passing through the metal plate 24 changes, and an eddy current flows through the metal plate 24 to generate eddy current loss, thereby suppressing the high-frequency vibration.
- an electromagnetic device transformer
- an electromagnetic device having any of the configurations of Embodiments 6 to 15 is used for the pulse transformer PT in the present embodiment.
- the high frequency component is suppressed by the eddy current loss generated in the metal plate 24, and the waveform of the high voltage pulse applied to the high pressure discharge lamp Lp is changed to a fundamental wave as shown in FIG.
- a small and inexpensive circuit component with low withstand voltage because the voltage applied to the circuit components such as the capacitor C1 can be reduced because the voltage oscillation can quickly converge.
- the leads for electrically connecting the circuit components are arranged near both ends of the magnetic core 3 of the pulse transformer PT and used instead of the metal plate 24, the number of components can be reduced and the configuration can be simplified. There is an advantage that it is.
- the high-voltage generator of the present embodiment is characterized in that a resistor Ra is connected in parallel with the primary winding of the pulse transformer PT as shown in FIG. 40, and other configurations are shown in FIG. This is common with conventional devices.
- the high-frequency vibration can be suppressed by the loss in the resistor Ra connected in parallel with the primary winding.
- the same effect can be obtained by connecting a resistor Rb in series with the primary winding of the pulse transformer PT as shown in FIG.
- the high-voltage generator of the present embodiment is characterized in that it is integrally formed with a socket to which the high-pressure discharge lamp Lp is detachably mounted as shown in FIG.
- the high-voltage generator of the present embodiment includes a device main body 30 made of synthetic resin, and a shield cover 50 that covers the rear and peripheral surfaces of the device main body 30 excluding the front surface.
- the apparatus main body 30 includes a pod 31 for accommodating the circuit components including the pulse transformer PT described in Embodiment 16; a cover 32 for covering the front of the pod 31; and a lid for closing the back of the body 31. It is composed by assembling the body 3 3.
- a substantially circular socket opening 34 is formed on the front surface of the cover 32, and a plurality of bayonet-type locking portions 35 are provided in the circumferential direction at the periphery of the socket opening 34. .
- the locking portion 35 is provided integrally with the peripheral portion of the socket opening 34 and is formed of a notch directed toward the center.
- the engaging portion 35 is provided on the outer peripheral surface of the lamp base of the high-pressure discharge lamp Lp (see FIG. (Not shown) into the socket opening 34 from the front to the back of the socket opening 34, and a horizontal groove continuous with the vertical groove 35a.
- a locking recess 3c5c is formed on the inner surface of the L-shaped groove, which has an L-shaped groove of 35b.
- the body 31 has a concave / convex engagement with a substantially cylindrical cylinder 36 disposed inside the socket opening 34 of the cover 3 2 and an engagement hole 37 provided on the peripheral surface of the force bar 32.
- the engaging pawls 38 engage the engaging pawls 38 on the front surface of the body 31 so that the engaging pawls 38 are engaged with the engaging holes 37.
- the body 31 and the cover 32 are assembled in a state where the cylindrical portion 36 is arranged (see FIG. 42).
- a substantially cylindrical central cylindrical portion 39 protrudes, and inside the central cylindrical portion 39, a central electrode portion of a lamp base (not shown). ) Is housed in the center electrode 40 which is in contact with and conducts with.
- a plurality of outer electrodes 41 that are in contact with and conductive to an outer electrode portion (not shown) provided on the outer peripheral surface of the lamp base are attached to the cylindrical portion 36, and the body 31 and the force member 32 are assembled.
- the contact portion 41a of the outer electrode 41 which is exposed on the front side of the cylindrical portion 36 when facing, faces the inside of the socket opening portion 34. That is, when the lamp base is inserted into the socket opening 34, the engaging portion is inserted into the vertical groove 35a of the locking portion 35, and when the lamp base is rotated, the engaging portion is inserted into the lateral groove 35b.
- the central electrode part of the lamp base is inserted into the central cylindrical part 39, and the central electrode is inserted.
- a circuit such as a resistor R1 and a capacitor C1
- a first accommodating recess 42 for accommodating components is provided.
- a housing recess 43 for housing the pulse transformer PT is provided on the back side of the body 31.
- This pulse transformer PT has the same configuration as the electromagnetic device (transformer) of the ninth embodiment.
- the rectangular conductor 2 is directly edgewise wound on a rod-shaped magnetic core 3 having a substantially elliptical cross section.
- the secondary winding 10 is formed by winding, and the primary winding 9 is formed by winding the electric wire about 6 turns from above the secondary winding 10.
- the lid body 33 has a plurality of engagement grooves 45 formed on the peripheral wall 33 a to be convexly engaged with a plurality of engagement protrusions 44 provided on the peripheral surface of the body 31, respectively.
- the cover 33 is attached to the body 31 by putting the cover 33 on the back and engaging the engaging projections 44 with the engagement grooves 45 so that the back of the body 31 is covered by the cover 3. Closed by three.
- the shield cover 50 is formed of a magnetic material having conductivity in the shape of a box having an open surface, and is fitted with a fitting projection 46 protrudingly provided on a peripheral surface of the cover 32 to form a fitting hole 4 7 for convex fitting. Is provided on the peripheral wall.
- the device body 30 assembled from the body 31, the cover 3 2, and the lid 33 is inserted into the shield cover 50 from the rear side, and the fitting protrusions 46 of the cover 32 are fitted into the fitting holes.
- the shield cover 50 is attached to the apparatus main body 30 by fitting to 47.
- the both ends of the magnetic core 3 of the pulse transformer PT housed in the device main body 30 are disposed in the body 31 so as to face the peripheral wall of the shield cover 50, the device main body 30 When the shield cover 50 is attached, a closed magnetic path is formed by the magnetic core 3 and the shield cover 50.
- the shield cover 50 By thus covering the device body 30 with the shield cover 50 and forming a closed magnetic circuit by the magnetic core 3 of the pulse transformer PT and the shield cover 50, noise radiated from the high-voltage generator can be suppressed.
- the output (high-voltage pulse) of the pulse transformer PT can be increased, and the entire device can be reduced in size and thickness.
- the shield cover 50 in the present embodiment also plays the role of the metal plate 24 in the embodiment 16, and the metal plate 24 becomes unnecessary, thereby reducing the number of parts and the configuration. There is an advantage that simplification can be achieved.
- FIG. 46 is a configuration diagram of the electromagnetic device
- FIG. 47 is an explanatory diagram of a hole shape formed on each of both end surfaces of the magnetic core (magnetic core) 3 shown in FIG.
- each terminal 6 cannot be fixed to the pobin. Therefore, in the present embodiment, as shown in FIG. 46 (c), a hoop material 60 having each terminal 6 integrally is used. In this case, the ends of the corresponding coil windings are joined to the respective terminals 6 of the hoop material 60.
- FIG. 46 (a) by pulling out all the terminals 6 in the same direction, the hoop material 60 can be formed in a simple shape, and as shown in FIG. 46 (b), Even when the case 5 for electrical insulation or the like is formed by filling or molding a resin, the terminals 6 are arranged in a row, so that the joining in the next step becomes easy.
- a hole 3c having a bottom 3c2 is formed on each of both end surfaces of the magnetic core 3, and the size of the hole 3c gradually increases from the opening 3cl to the bottom 3c2. Is formed in a tapered shape. That is, in the manufacture of the magnetic core 3, a pad K having a projection K1 having a tapered side surface is used instead of the rod shown in FIG.
- Fig. 48 (a) shows the magnetic core in the electromagnetic device.
- This electromagnetic device includes a magnetic core 3A having a hole 3c similar to that described above on each of both end surfaces and having an elliptical cross-sectional shape. Others are the same as the above-mentioned electromagnetic device.
- a flat magnetic core 3A By using such a flat magnetic core 3A, an electromagnetic device having a thin transformer configuration can be manufactured.
- the entire peripheral wall surface in the hole 3c is tapered, but when the magnetic core is elliptical in cross section, it is difficult to fall in the direction of the arrow shown in Fig. 48 (b). 48 It becomes easy to fall in the direction of the arrow shown in (c), so that at least a tapered surface for preventing chipping of the hole 3c may be provided in the direction orthogonal to the longitudinal direction of the end face of the magnetic core.
- FIG. 49 shows a magnetic core and a plurality of coil windings in an electromagnetic device.
- This electromagnetic device differs from the embodiment 19 only in the routing of both ends 1 L and 1 R of the coil winding 1 wound on the upper layer of the coil winding 2.
- the coil winding 2 when the coil winding 1 is a primary winding and the coil winding 2 is a secondary winding, the coil winding 2 has a foil-shaped flat wire with a good space factor on the side of the magnetic core 3. Since the coil winding 2 is formed in the form of an edge-wise winding, the number of turns of the coil winding 2 can be increased without reducing the cross-sectional area thereof.
- a high-voltage transformer that generates a high voltage of several kV to several tens kV across both ends of the coil winding 2 as a secondary winding can be easily formed. Moreover, it can be made compact.
- the magnetic paths of the coil windings 1 and 2 are open magnetic paths having the magnetic core 3 coaxial.
- the coil winding 1 as the primary winding is It is generally known that winding around the center of the core 3 improves the coupling between the primary and secondary, rather than winding it around the end. For this reason, in FIG. 46, it is assumed that the coil winding 1 is wound near the center of the coil winding 2 and that the right end 2R of the coil winding 2 is the high-voltage end. Therefore, coil winding 1 is wound slightly leftward from near the center of coil winding 2. The reason for winding to the left in this way is that in FIG.
- the voltage between 2L_1L and 1R is several hundred V to several kV, whereas 2R—1L and 1R
- the distance between the coil and the high-voltage transformer is several kV to several tens of kV, and the joint between the end of each coil winding and the terminal 6 is an exposed metal part. If this occurs, insulation rupture will occur. Therefore, the distance from 2R to 1L, 1R is increased to prevent insulation blasting.
- the coil winding 1 is wound on the upper layer of the end 2 L of the coil winding 2, the above-described insulation rupture can be more appropriately prevented from occurring, but the coupling between the primary and the secondary deteriorates.
- the high-voltage pulse generated in the secondary winding is reduced. Therefore, in the present embodiment, as shown in FIG. 49, the coil winding 1 is wound as close to the center of the coil winding 2 as possible so as not to deteriorate the coupling between the primary and the secondary.
- the ends 1 L and 1 R of winding 1 are routed closer to the low pressure end 2 L of coil winding 2. This makes it possible to obtain a high-voltage transformer with good primary and secondary coupling and excellent in withstand voltage.
- FIG. 50 shows a magnetic core, a plurality of coil windings, and an insert molding member in the electromagnetic device.
- the electromagnetic device of this embodiment differs from that of the above-described embodiment in that the ends of the coil windings 1 and 2 are different from those of the above-described embodiment, and an insert molding member 5A is used instead of the case 5.
- an insert molding member 5A is used instead of the case 5.
- the electromagnetic device can be configured as a thin transformer.
- both ends 1 L and 1 R of the coil winding 1 as the primary winding are routed near the low-voltage terminal 2 L of the coil winding 2, but in the present embodiment, Of the two ends of coil winding 1, the high-voltage end of coil winding 2 ⁇
- Only the end 1R near the coil 2R is routed near the end face of the magnetic core 3A having the low-voltage terminal 2L of the coil winding 2. This routing can also enhance the insulation function.
- the winding is performed such that the winding portion of the coil winding 2 is along the thin side surface of the magnetic core 3A. With this arrangement, it is possible to prevent the thickness of the insert molded member 5A shown in FIG. 50 (b) from increasing. Further, the terminal 2L of the coil winding 2 is provided at a diagonal position farthest from the terminal 2R.
- the insert molded member 5A has a plurality of grooves 51A between the high-pressure end 2R and the ends 2L, 1L, 1R. It is provided around the outer peripheral surface of the vehicle.
- the plurality of grooves 51A are provided around the outer peripheral surface of the insert molded member 5A in this manner, the unevenness is formed by the plurality of grooves 51A, so that the high-pressure end 2R and the end
- the creepage (interface) distance of the insert molded member 5A between 2 L, 1 L, and 1 R can be increased.
- the insulation function between the end 2R and the end 2L, 1L, 1R can be improved, and a compact transformer that is easy to manufacture and has excellent insulation can be provided. .
- FIG. 51 shows a magnetic core, a plurality of coil windings, and insert molded members in an electromagnetic device.
- a coil winding 1A that is a single wire is used instead of the coil winding 1 that is an insulated wire, and a bobbin 40 having a pair of terminals 41 is used instead of the insulating coating.
- both ends of the coil winding 1A are rubbed to a pair of terminals 41 of the bobbin 40, respectively.
- the pobin 4 for the primary winding is provided, so that the insulation function between the primary and the secondary can be more suitably enhanced, and the terminals 41 at both ends of the coil winding 1A can be connected. Connection becomes easy. Since a low-cost single wire is used for the coil winding 1A without using a high-cost high-voltage insulated wire, an inexpensive high-voltage transformer can be provided.
- Fig. 52 is a schematic diagram showing the electromagnetic device in the course of manufacture
- Fig. 53 is the electromagnetic device of Fig. 52. Q0
- FIG. 54 shows a magnetic core and a plurality of coil windings used for manufacturing the electromagnetic device shown in FIG. 52
- FIG. 55 shows an electromagnetic device being manufactured before FIG.
- FIG. 56 is a plan view of the electromagnetic device of FIG.
- the manufacturing procedure until the electromagnetic device in the middle of manufacturing shown in FIGS. 52 and 53 is obtained will be described.
- the first intermediate is obtained by winding the coil windings 1 and 2 around the side surface of the magnetic core 3 having an elliptical cross-section without using an insulating member.
- a rectangular coil winding 2 is directly wound around the side surface of the magnetic core 3A in an edgewise manner, and the coil winding 1 is wound in a predetermined region above the coil winding 2.
- each end of the coil windings 1 and 2 in the first intermediate is connected to the corresponding terminal 6 of the lead frame 60A, which is a continuous and integral metal piece. Connect to get the second intermediate.
- the second intermediate is set in a mold (not shown), and the mold containing all of the first intermediate is sealed (injection molded) with a thermosetting resin such as unsaturated polyester.
- a third intermediate component in which the insert molding member 5B shown in FIGS. 52 and 53 is formed on the lead frame 60A is obtained.
- the conventional vacuum filling time of 4 hours or more can be reduced to about 2 minutes by the injection molding.
- miniaturization becomes possible due to the caseless outer frame.
- FIG. 57 is a perspective view and a partial cross-sectional view showing the electromagnetic device
- FIG. 58 is a plan view of the electromagnetic device of FIG. 57
- FIG. 59 is a manufacturing process before the electromagnetic device of FIG. 58 is obtained.
- FIG. 59 is an explanatory diagram of a manufacturing procedure for obtaining the electromagnetic device in FIG. 58 from the electromagnetic device.
- the above-described third intermediate component is obtained, in a state where the respective ends of the coil windings 1 and 2 are connected and fixed to the respective terminals 6 as a part of the lead frame 6 OA, Cut off the rest of the lead frame 60A so that the electrical connection by the lead frame 60A at each end of the coil windings 1 and 2 is cut off.
- FIG. 59 (a) a fourth intermediate part shown in FIG. 59 (a) is obtained.
- FIG. 59 (b) by bending each terminal 6 in a predetermined direction (arbitrary direction can be set), the electromagnetic device shown in FIGS. 57 and 58 is obtained.
- 6 (1L) and 6 (1R) are protruded from one side of the insert molded member 5B, between the terminal 6 (2R) and the terminals 6 (1L) and 6 (1R).
- a plurality of grooves 51B are provided.
- the one side surface is not limited to a plurality of grooves, but may be a plurality of protrusions.
- 5OB shown in FIG. 57 (b) indicates a filler constituting the insert molded member 5B.
- the electromagnetic device obtained by the above manufacturing procedure is used for a discharge lamp lighting device that supplies power to a discharge lamp La as a vehicle headlight and maintains a lighting state.
- this discharge lamp lighting device is provided with a start-up circuit section (igniter) IG for applying a high-voltage pulse voltage to the discharge lamp a when starting up.
- the starting circuit section IG is driven by the inverter I NV.
- the electromagnetic device is provided in a region R2 indicated by a dotted line of the starting circuit portion IG shown in FIG. 61, and the periphery of the insert molding member 5B made of a thermosetting resin is formed of a thermoplastic resin by frame molding (2). Heavy molding).
- the electromagnetic device is covered with the thermoplastic resin with each terminal 6 exposed to the outside.
- almost the entire electromagnetic device is sealed with thermoplastic resin, so that the interface is only for each terminal, which is effective for securing insulation distance and preventing moisture.
- one side surface of the insert molding member 5B is provided with a plurality of grooves 51B extending from one edge to another edge, each groove 51B is formed at the time of molding the thermoplastic resin. Since B plays the role of a forced flow path, the flowability of the molten molding material can be improved.
- FIG. 62 shows a magnetic core and a plurality of coil windings in an electromagnetic device.
- a coil winding 1B as a fusion wire is used instead of the coil winding 1 as an insulated wire.
- the manufacturing procedure of this configuration will be described.
- a coil wire 2 is provided on the side surface of the magnetic core 3 by making a flat wire an edgewise winding.
- a UV-curable adhesive is applied to the regions R3 and R4, and is cured by UV irradiation.
- the fusion wire is wound around a predetermined region in the upper layer of the coil winding 2 to provide the coil winding 1B, and thereafter, the coating of the coil winding 1B is fused to the coil winding 2 by applying a current. I fix it.
- manufacturing becomes easy, and since both ends of the coil winding 2 are fixed to the side surfaces of the magnetic core 3 with an adhesive, the coil winding 2 is not unraveled by the springback.
- FIG. 63 shows a magnetic core and a coil winding in an electromagnetic device.
- the electromagnetic device of the present embodiment is configured in substantially the same manner as the electromagnetic device of the first embodiment, except that the entire coil winding 2 excluding both ends is covered with a thin film coating C. If the diameter of the magnetic core is reduced for miniaturization, if the coil wire 2 is provided by winding a flat wire on the side surface of the magnetic core 3 in an edgewise manner, the coil radius is reduced due to the small radius of curvature. Rare shorts may occur between the windings. For this reason, in the present embodiment, the coil winding 2 is provided by forming a rectangular wire on the side surface of the magnetic core 3 by edgewise winding, and then the coil winding 2 is covered with the thin film coating C. As a result, it is possible to prevent a rare short circuit between the windings of the coil winding 2.
- Fig. 64 (a) shows a welded joint member used for an electromagnetic device.
- the welded joint member 70 is connected, for example, as a terminal 6 to the insulated wire 8 for the primary winding used in the electromagnetic device, and has a flat base 71 1 extending in one direction.
- a plate-shaped folded portion 72 extending from one edge of the base 71 along one direction and extending in a direction orthogonal to the one direction is folded so as to face each other. Is formed in a shape that is bent at a portion 73 extending from the base portion, and a part of a plate-like portion extending from the other edge portion of the base portion 71 in one direction is folded upward to prevent the misalignment. 7 4 are formed.
- the folded dimension of the position deviation prevention part 74 from the base 71 is insulated. The dimensions are set to be equal to or larger than the wire diameter of the insulated wire 8. Further, the position deviation preventing portion 74 is provided at a position separated from the folded portion 72.
- the welding joint member 70 having such a structure when used, as shown in Fig. 64 (b), when the welding electrode 78 pressurizes, the insulated wire 8 is displaced from the welding joint member 7 due to displacement. It does not come off, and a stable and stable connection can be obtained. Also, since the folded dimension of the displacement prevention part 74 from the base 71 is the same as or larger than the wire diameter of the insulated wire 8 to be welded, even if the insulated wire 8 is displaced, Since the displacement is reliably stopped at the position of the displacement prevention portion 74, the insulated wire 8 can be reliably prevented from coming off the welded joint member 70 due to the displacement.
- the position deviation preventing portion 74 is provided at a position separated from the folded portion 72, a short circuit between the position deviation preventing portion 74 and the folded portion 72 is prevented.
- the heat generated by the module can be surely generated at the portion 73 where the gas extends. The heat melts the insulating coating of the insulated wire 8 and removes it.
- the electromagnetic device, the high-voltage generating device, and the method of manufacturing the electromagnetic device according to the present invention are effective for a pulse transformer called an igniter for starting a high-pressure discharge lamp, and can reduce the thickness of the device. Suitable for miniaturization.
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Organic Chemistry (AREA)
- Genetics & Genomics (AREA)
- Zoology (AREA)
- Wood Science & Technology (AREA)
- General Engineering & Computer Science (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Biotechnology (AREA)
- Analytical Chemistry (AREA)
- Biomedical Technology (AREA)
- Biochemistry (AREA)
- Molecular Biology (AREA)
- Biophysics (AREA)
- Physics & Mathematics (AREA)
- Microbiology (AREA)
- General Health & Medical Sciences (AREA)
- Proteomics, Peptides & Aminoacids (AREA)
- Plant Pathology (AREA)
- Crystallography & Structural Chemistry (AREA)
- Immunology (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Coils Of Transformers For General Uses (AREA)
- Coils Or Transformers For Communication (AREA)
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU2001286255A AU2001286255A1 (en) | 2000-09-14 | 2001-09-14 | Electromagnetic device and high-voltage generating device and method of producing electromagnetic device |
US10/129,105 US7142082B2 (en) | 2000-09-14 | 2001-09-14 | Electromagnetic device and high-voltage generating device and method of producing electromagnetic device |
EP01965666A EP1324357A4 (en) | 2000-09-14 | 2001-09-14 | ELECTROMAGNETIC DEVICE, DEVICE GENERATING A HIGH VOLTAGE, AND METHOD FOR PRODUCING THE ELECTROMAGNETIC DEVICE |
US11/548,353 US7394340B2 (en) | 2000-09-14 | 2006-10-11 | Electromagnetic device, high-voltage generating device, and method for making the electromagnetic device |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2000280666A JP3777962B2 (ja) | 2000-09-14 | 2000-09-14 | 電磁装置及び高電圧発生装置 |
JP2000-280666 | 2000-09-14 | ||
JP2001-12224 | 2001-01-19 | ||
JP2001012224A JP3780850B2 (ja) | 2001-01-19 | 2001-01-19 | 電磁装置 |
Related Child Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US10129105 A-371-Of-International | 2001-09-14 | ||
US11/548,353 Continuation US7394340B2 (en) | 2000-09-14 | 2006-10-11 | Electromagnetic device, high-voltage generating device, and method for making the electromagnetic device |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2002023561A1 true WO2002023561A1 (fr) | 2002-03-21 |
Family
ID=26600049
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2001/008022 WO2002023561A1 (fr) | 2000-09-14 | 2001-09-14 | Dispositif electromagnetique, dispositif generant une haute tension et procede de production dudit dispositif electromagnetique |
Country Status (5)
Country | Link |
---|---|
US (3) | US7142082B2 (ja) |
EP (1) | EP1324357A4 (ja) |
CN (1) | CN1181509C (ja) |
AU (1) | AU2001286255A1 (ja) |
WO (1) | WO2002023561A1 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2004019353A1 (ja) | 2002-08-23 | 2004-03-04 | Matsushita Electric Works, Ltd. | トランス |
WO2009034860A1 (ja) * | 2007-09-10 | 2009-03-19 | Sumida Corporation | 磁性部品 |
CN113871194A (zh) * | 2021-09-30 | 2021-12-31 | 中国人民解放军国防科技大学 | 高压脉冲变压器的组合绝缘方法和高压脉冲变压器 |
Families Citing this family (47)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6854986B2 (en) * | 2002-05-02 | 2005-02-15 | Paricon Technologies Corporation | Very high bandwidth electrical interconnect |
JP2005032918A (ja) * | 2003-07-10 | 2005-02-03 | Matsushita Electric Ind Co Ltd | 磁性素子 |
US7187139B2 (en) | 2003-09-09 | 2007-03-06 | Microsemi Corporation | Split phase inverters for CCFL backlight system |
US7242147B2 (en) | 2003-10-06 | 2007-07-10 | Microsemi Corporation | Current sharing scheme for multiple CCF lamp operation |
US7154368B2 (en) * | 2003-10-15 | 2006-12-26 | Actown Electricoil, Inc. | Magnetic core winding method, apparatus, and product produced therefrom |
US7279851B2 (en) * | 2003-10-21 | 2007-10-09 | Microsemi Corporation | Systems and methods for fault protection in a balancing transformer |
US7468722B2 (en) | 2004-02-09 | 2008-12-23 | Microsemi Corporation | Method and apparatus to control display brightness with ambient light correction |
WO2005099316A2 (en) | 2004-04-01 | 2005-10-20 | Microsemi Corporation | Full-bridge and half-bridge compatible driver timing schedule for direct drive backlight system |
WO2005110293A2 (en) * | 2004-05-07 | 2005-11-24 | Ossur Engineering, Inc. | Magnetorheologically actuated prosthetic knee |
US7755595B2 (en) | 2004-06-07 | 2010-07-13 | Microsemi Corporation | Dual-slope brightness control for transflective displays |
US7493065B2 (en) * | 2004-08-16 | 2009-02-17 | Seiko Epson Corporation | Wire bar, method of manufacturing wire bar, and image forming apparatus |
TWI256000B (en) * | 2004-12-31 | 2006-06-01 | Tatung Co | A method for analyzing temperature and fluid field on power transformers |
JP4426995B2 (ja) * | 2005-03-28 | 2010-03-03 | パナソニック電工株式会社 | 高電圧パルス発生器、及びそれを用いた照明器具、並びに車両 |
JP4577840B2 (ja) * | 2005-07-28 | 2010-11-10 | サンコール株式会社 | エッジワイズコイルの製造方法 |
US7569998B2 (en) | 2006-07-06 | 2009-08-04 | Microsemi Corporation | Striking and open lamp regulation for CCFL controller |
US20080036566A1 (en) * | 2006-08-09 | 2008-02-14 | Andrzej Klesyk | Electronic Component And Methods Relating To Same |
WO2008096526A1 (ja) * | 2007-02-05 | 2008-08-14 | Tamura Corporation | コイル及びコイルの成形方法 |
US7868554B2 (en) * | 2007-05-18 | 2011-01-11 | General Electric Company | Light weight automotive HID igniter |
CN101681710A (zh) * | 2007-06-19 | 2010-03-24 | 胜美达集团株式会社 | 磁性元件及使用磁性元件的天线装置 |
TW200948201A (en) | 2008-02-05 | 2009-11-16 | Microsemi Corp | Arrangement suitable for driving floating CCFL based backlight |
JP2011512686A (ja) * | 2008-02-20 | 2011-04-21 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 省スペースな一次巻線を有する高圧変圧器 |
DE102008036611A1 (de) * | 2008-08-06 | 2010-02-11 | Osram Gesellschaft mit beschränkter Haftung | Hochspannungsimpulsgenerator und Hochdruckentladungslampe mit einem Hochspannungsimpulsgenerator |
US8093839B2 (en) | 2008-11-20 | 2012-01-10 | Microsemi Corporation | Method and apparatus for driving CCFL at low burst duty cycle rates |
US8330566B2 (en) * | 2009-02-02 | 2012-12-11 | Northrop Grumman Guidance And Electronics Company, Inc. | Magnetic solenoid for generating a substantially uniform magnetic field |
USRE48472E1 (en) * | 2009-02-27 | 2021-03-16 | Cyntec Co., Ltd. | Choke having a core with a pillar having a non-circular and non-rectangular cross section |
US20110167624A1 (en) * | 2010-01-11 | 2011-07-14 | Jen-Yao Hu | Method for manufacturing coil holders |
WO2012012195A2 (en) | 2010-07-19 | 2012-01-26 | Microsemi Corporation | Led string driver arrangement with non-dissipative current balancer |
US8836160B1 (en) * | 2010-09-28 | 2014-09-16 | The Boeing Company | Method and application for vehicle power system isolation |
DE102011013263B4 (de) | 2011-03-07 | 2018-02-15 | Krohne Ag | Coriolis-Massedurchflussmessgerät |
US9060884B2 (en) | 2011-05-03 | 2015-06-23 | Victhom Human Bionics Inc. | Impedance simulating motion controller for orthotic and prosthetic applications |
US8754581B2 (en) | 2011-05-03 | 2014-06-17 | Microsemi Corporation | High efficiency LED driving method for odd number of LED strings |
WO2012151170A1 (en) | 2011-05-03 | 2012-11-08 | Microsemi Corporation | High efficiency led driving method |
CN103733284B (zh) | 2011-08-24 | 2017-03-08 | 胜美达集团株式会社 | 变压器 |
JP5853664B2 (ja) * | 2011-12-16 | 2016-02-09 | スミダコーポレーション株式会社 | コイル部品 |
CN103632786B (zh) * | 2012-08-24 | 2016-11-09 | 中车大同电力机车有限公司 | 带材立绕装置 |
US10491089B2 (en) * | 2015-07-10 | 2019-11-26 | Casio Computer Co., Ltd. | Coil block manufacturing method |
CN108140629A (zh) * | 2015-08-07 | 2018-06-08 | 韦沙戴尔电子有限公司 | 模制体和用于高电压应用的具有模制体的电气装置 |
JP6544289B2 (ja) * | 2016-04-26 | 2019-07-17 | 株式会社村田製作所 | 電子機器 |
CN110050508B (zh) * | 2016-12-08 | 2021-08-24 | 光洋热系统股份有限公司 | 感应加热线圈的支承结构和感应加热装置 |
CN106783146A (zh) * | 2017-03-20 | 2017-05-31 | 惠州永进电子有限公司 | 一种光伏变压器环形铁芯立绕工艺 |
CN107204221A (zh) * | 2017-07-14 | 2017-09-26 | 蚌埠市金盾电子有限公司 | 一种带有电感线圈的电阻 |
JP7206803B2 (ja) * | 2018-10-26 | 2023-01-18 | スミダコーポレーション株式会社 | コイル線材、電流センサ部材及び電流センサ |
JP6956925B2 (ja) * | 2019-05-24 | 2021-11-02 | 三菱電機株式会社 | ノイズ低減素子 |
CN112712974A (zh) * | 2020-12-21 | 2021-04-27 | 中车北京南口机械有限公司 | 电磁装置和高电压发生装置及电磁装置的制造方法 |
CN114915173A (zh) * | 2021-02-08 | 2022-08-16 | 台达电子工业股份有限公司 | 柔切式电源转换器 |
CN114512332B (zh) * | 2022-02-28 | 2023-01-17 | 安徽九天变压器有限公司 | 一种可调节的油浸式变压器线圈约束装置 |
CN115249579B (zh) * | 2022-08-18 | 2023-01-31 | 北京瑞控信科技股份有限公司 | 一种振镜线圈绕制装置、振镜线圈及其绕制方法 |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60119708U (ja) * | 1984-01-23 | 1985-08-13 | 小池電器産業株式会社 | ボビンレスコイル |
JPH02222509A (ja) * | 1989-02-23 | 1990-09-05 | Matsushita Electric Works Ltd | 高圧パルストランス |
JPH05109554A (ja) * | 1991-10-18 | 1993-04-30 | Nippondenso Co Ltd | 内燃機関用点火コイル装置 |
JPH11114674A (ja) * | 1997-10-08 | 1999-04-27 | Denso Corp | 絶縁被覆電線の接続方法及びその接続構造 |
JPH11297547A (ja) * | 1998-04-14 | 1999-10-29 | Toyo Denso Co Ltd | 高圧トランス |
JP2000036416A (ja) * | 1998-07-21 | 2000-02-02 | Tdk Corp | コイル部品 |
JP2000040629A (ja) * | 1998-07-23 | 2000-02-08 | Hanshin Electric Co Ltd | 高電圧発生コイル |
JP2000124040A (ja) * | 1998-10-16 | 2000-04-28 | Hitachi Ferrite Electronics Ltd | 高圧トランスおよび高輝度放電灯ランプ起動装置 |
JP2000150266A (ja) * | 1998-11-06 | 2000-05-30 | Stanley Electric Co Ltd | 高圧用パルストランス |
JP2000173840A (ja) * | 1998-12-10 | 2000-06-23 | Toyota Autom Loom Works Ltd | コイルユニット及びトランス |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA898921A (en) * | 1968-04-11 | 1972-04-25 | Trench Electric Limited | Metalized encapsulated coil and method of making the same |
FR2425135A1 (fr) * | 1978-05-02 | 1979-11-30 | Thomson Csf | Ferrite doux de lithium-titane-zinc et deflecteur magnetique utilisant un tel ferrite |
JPS556897A (en) * | 1979-06-27 | 1980-01-18 | Tokyo Electric Co Ltd | Ballast stabilizer for discharge lamp |
US4437019A (en) * | 1983-02-07 | 1984-03-13 | Pickering & Company, Inc. | Linear differential transformer with constant amplitude and variable phase output |
JPS60119708A (ja) | 1983-11-30 | 1985-06-27 | マルコン電子株式会社 | 積層形フイルムコンデンサの製造方法 |
CN85104717A (zh) | 1985-06-19 | 1986-12-17 | 日本胜利株式会社 | 线圈结构 |
JPS62114108A (ja) * | 1985-11-14 | 1987-05-25 | Mitsubishi Electric Corp | 電磁変換素子 |
JP2695224B2 (ja) * | 1989-01-27 | 1997-12-24 | 日立精工株式会社 | 溶接用高周波変圧器 |
US5977855A (en) * | 1991-11-26 | 1999-11-02 | Matsushita Electric Industrial Co., Ltd. | Molded transformer |
JPH05166623A (ja) * | 1991-12-12 | 1993-07-02 | Matsushita Electric Ind Co Ltd | 小形固定コイル |
JPH06314628A (ja) * | 1993-04-28 | 1994-11-08 | Tokin Corp | 小型封止コイルの製造方法 |
US5847518A (en) * | 1996-07-08 | 1998-12-08 | Hitachi Ferrite Electronics, Ltd. | High voltage transformer with secondary coil windings on opposing bobbins |
US6144280A (en) * | 1996-11-29 | 2000-11-07 | Taiyo Yuden Co., Ltd. | Wire wound electronic component and method of manufacturing the same |
JP3632183B2 (ja) * | 1997-01-28 | 2005-03-23 | 東洋電装株式会社 | 放電灯ユニット |
JP3730753B2 (ja) | 1997-06-27 | 2006-01-05 | 松下電工株式会社 | 高圧トランス |
JP3573603B2 (ja) * | 1997-08-29 | 2004-10-06 | 松下電工株式会社 | 電磁装置 |
JP3295355B2 (ja) * | 1997-09-19 | 2002-06-24 | 東光株式会社 | 電子部品 |
JP4252140B2 (ja) * | 1998-12-08 | 2009-04-08 | 株式会社ヨコオ | アンテナ用コイル素子の製造方法 |
JP2000243629A (ja) * | 1998-12-21 | 2000-09-08 | Murata Mfg Co Ltd | インダクタおよびその製造方法 |
GB2360019B (en) * | 1999-03-31 | 2001-11-28 | Breed Automotive Tech | Retractor |
US6624596B1 (en) * | 2000-08-17 | 2003-09-23 | Mitsubishi Denki Kabushiki Kaisha | Device for lighting discharge lamp |
JP2004186050A (ja) * | 2002-12-04 | 2004-07-02 | Honda Motor Co Ltd | 固体高分子型燃料電池用電極構造体 |
-
2001
- 2001-09-14 WO PCT/JP2001/008022 patent/WO2002023561A1/ja active Application Filing
- 2001-09-14 EP EP01965666A patent/EP1324357A4/en not_active Withdrawn
- 2001-09-14 CN CNB018027628A patent/CN1181509C/zh not_active Expired - Fee Related
- 2001-09-14 US US10/129,105 patent/US7142082B2/en not_active Expired - Lifetime
- 2001-09-14 AU AU2001286255A patent/AU2001286255A1/en not_active Abandoned
-
2004
- 2004-12-13 US US11/009,152 patent/US20050104698A1/en not_active Abandoned
-
2006
- 2006-10-11 US US11/548,353 patent/US7394340B2/en not_active Expired - Fee Related
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60119708U (ja) * | 1984-01-23 | 1985-08-13 | 小池電器産業株式会社 | ボビンレスコイル |
JPH02222509A (ja) * | 1989-02-23 | 1990-09-05 | Matsushita Electric Works Ltd | 高圧パルストランス |
JPH05109554A (ja) * | 1991-10-18 | 1993-04-30 | Nippondenso Co Ltd | 内燃機関用点火コイル装置 |
JPH11114674A (ja) * | 1997-10-08 | 1999-04-27 | Denso Corp | 絶縁被覆電線の接続方法及びその接続構造 |
JPH11297547A (ja) * | 1998-04-14 | 1999-10-29 | Toyo Denso Co Ltd | 高圧トランス |
JP2000036416A (ja) * | 1998-07-21 | 2000-02-02 | Tdk Corp | コイル部品 |
JP2000040629A (ja) * | 1998-07-23 | 2000-02-08 | Hanshin Electric Co Ltd | 高電圧発生コイル |
JP2000124040A (ja) * | 1998-10-16 | 2000-04-28 | Hitachi Ferrite Electronics Ltd | 高圧トランスおよび高輝度放電灯ランプ起動装置 |
JP2000150266A (ja) * | 1998-11-06 | 2000-05-30 | Stanley Electric Co Ltd | 高圧用パルストランス |
JP2000173840A (ja) * | 1998-12-10 | 2000-06-23 | Toyota Autom Loom Works Ltd | コイルユニット及びトランス |
Non-Patent Citations (1)
Title |
---|
See also references of EP1324357A4 * |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2004019353A1 (ja) | 2002-08-23 | 2004-03-04 | Matsushita Electric Works, Ltd. | トランス |
US7167068B2 (en) | 2002-08-23 | 2007-01-23 | Matsushita Electric Works, Ltd. | Transformer |
CN1682326B (zh) * | 2002-08-23 | 2010-10-06 | 松下电工株式会社 | 变压器 |
WO2009034860A1 (ja) * | 2007-09-10 | 2009-03-19 | Sumida Corporation | 磁性部品 |
JP5022441B2 (ja) * | 2007-09-10 | 2012-09-12 | スミダコーポレーション株式会社 | 磁性部品 |
US8325000B2 (en) | 2007-09-10 | 2012-12-04 | Sumida Corporation | Magnetic component |
CN113871194A (zh) * | 2021-09-30 | 2021-12-31 | 中国人民解放军国防科技大学 | 高压脉冲变压器的组合绝缘方法和高压脉冲变压器 |
CN113871194B (zh) * | 2021-09-30 | 2024-01-12 | 中国人民解放军国防科技大学 | 高压脉冲变压器的组合绝缘方法和高压脉冲变压器 |
Also Published As
Publication number | Publication date |
---|---|
EP1324357A4 (en) | 2008-10-22 |
US20070132535A1 (en) | 2007-06-14 |
CN1393020A (zh) | 2003-01-22 |
EP1324357A1 (en) | 2003-07-02 |
CN1181509C (zh) | 2004-12-22 |
AU2001286255A1 (en) | 2002-03-26 |
US7394340B2 (en) | 2008-07-01 |
US7142082B2 (en) | 2006-11-28 |
US20050104698A1 (en) | 2005-05-19 |
US20020180572A1 (en) | 2002-12-05 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2002023561A1 (fr) | Dispositif electromagnetique, dispositif generant une haute tension et procede de production dudit dispositif electromagnetique | |
US6154113A (en) | Transformer and method of assembling same | |
JP3777962B2 (ja) | 電磁装置及び高電圧発生装置 | |
JP2006319090A (ja) | 内燃機関用点火コイル装置 | |
WO2001024323A1 (fr) | Douille de lampe et dispositif de commande de lampe a decharge | |
JP2002217050A (ja) | 電磁装置およびその製造方法 | |
CN109841392B (zh) | 线圈装置 | |
JP4925241B2 (ja) | トランス | |
JP3550631B2 (ja) | 点火コイルおよびその製造方法 | |
JP2006108721A (ja) | 電磁装置 | |
JP2002343654A (ja) | 高電圧パルス発生器及びその製造方法 | |
JP4506078B2 (ja) | 電磁装置および高電圧発生装置 | |
JP3882510B2 (ja) | 放電灯点灯装置およびその製造方法 | |
JP2006140528A (ja) | 電磁装置 | |
JP3791359B2 (ja) | 放電灯点灯装置およびその製造方法 | |
JP2006140527A (ja) | 電磁装置 | |
JP4281597B2 (ja) | 放電灯始動装置および放電灯点灯装置および車両用前照灯器具および車両 | |
JP4239871B2 (ja) | 放電灯始動装置および放電灯点灯装置および車両用前照灯器具および車両 | |
WO2000018195A1 (fr) | Dispositif d'eclairage pour lampe a decharge | |
JP4285295B2 (ja) | 放電灯始動装置および放電灯点灯装置および車両用前照灯器具および車両 | |
JP5934457B2 (ja) | 内燃機関用点火コイル及び当該点火コイルの製造方法 | |
JP4281596B2 (ja) | ソケット、放電灯点灯装置、車両用前照灯器具並びに車両 | |
JP2004014832A (ja) | 電磁装置及び高電圧発生装置 | |
JP2004104109A (ja) | トランス | |
JP2006157034A (ja) | 電磁装置の製造方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
AK | Designated states |
Kind code of ref document: A1 Designated state(s): AE AG AL AM AT AU AZ BA BB BG BR BY BZ CA CH CN CO CR CU CZ DE DK DM DZ EC EE ES FI GB GD GE GH GM HR HU ID IL IN IS KE KG KP KR KZ LC LK LR LS LT LU LV MA MD MG MK MN MW MX MZ NO NZ PH PL PT RO RU SD SE SG SI SK SL TJ TM TR TT TZ UA UG US UZ VN YU ZA ZW |
|
AL | Designated countries for regional patents |
Kind code of ref document: A1 Designated state(s): GH GM KE LS MW MZ SD SL SZ TZ UG ZW AM AZ BY KG KZ MD RU TJ TM AT BE CH CY DE DK ES FI FR GB GR IE IT LU MC NL PT SE TR BF BJ CF CG CI CM GA GN GQ GW ML MR NE SN TD TG |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2001965666 Country of ref document: EP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 018027628 Country of ref document: CN |
|
WWE | Wipo information: entry into national phase |
Ref document number: 10129105 Country of ref document: US |
|
ENP | Entry into the national phase |
Ref country code: US Ref document number: 2002 129105 Date of ref document: 20020707 Kind code of ref document: A Format of ref document f/p: F |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application | ||
WWP | Wipo information: published in national office |
Ref document number: 2001965666 Country of ref document: EP |
|
REG | Reference to national code |
Ref country code: DE Ref legal event code: 8642 |