KR860001462A - Electronic deflection unit and its manufacturing method - Google Patents

Abstract

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Description

Electronic deflection unit and its manufacturing method

As this is a public information case, the full text was not included.

1 is a schematic cross-sectional view of a color display tube and an electronic deflection unit.

2 is a perspective view of a known wire winding saddle coil for use in a deflection unit.

3 is a component for use with a saddle coil according to the invention.

8 is a cross-sectional view through a material layer used in the present invention.

* Explanation of symbols for the main parts of the drawings.

1: display tube, 2: display screen, 3: neck end, 4: electron gun, 5: electron deflection unit, 6: soft magnetic core, 7: line deflection coil assembly, 8: field deflection coil assembly.

Claims (34)

A method of forming a saddle coil formed by a conductive pattern in an assembled insulating film portion for a deflection coil assembly for deflecting an electron beam of a cathode ray display tube in one of two orthogonal directions, wherein the width of each portion may be at any point. Forming a first 'u' type gill type portion and a second gill type portion for each layer from an insulating film having a given conductive pattern that is larger than the width of the conductive pattern at each point; Assembling the first part with the second part to form a layer by twisting to connect the distal end of the first part with two parts, the spreading of the first part being the traverse of the first part forming the electron layer end Forming a side rim of the layer relative to the saddle coil with a directional rim, the second portion forming part of the screen end of the layer relative to the saddle coil, The sex pattern provides the required interconnections between the ends of the conductive pattern at the distal end of the first portion to form the electronic coil, and interconnects the plurality of layers formed so that successive layers form a robust and self supporting saddle coil. Assembling, and providing the required connection between the electronic coils of the various layers of the saddle coil. The method of claim 1, wherein the distal ends of the first 'u' shaped portions have protrusions that are recessed toward each other, and the second portion also has a 'u' shape having a short side rim compared to its transverse rim, A saddle coil forming method comprising assembling a first part having a second part since a part of each side rim of the second part overlaps with a part of each protrusion on the first part. The method according to claim 1 or 2, wherein the conductive pattern on the second part faces the conductive pattern at the distal end of the first part, and the member of the conductive pattern on the second part is the member of the conductive pattern on the first part. Saddle coil forming method characterized in that welded to each. 4. The method according to claim 1, 2 or 3, wherein a position hole is provided in the insulating film of the first and second parts, and the position adjustment of the first and second parts on the assembly is carried out. The saddle coil forming method, characterized in that the arrangement of the continuous layer of the saddle coil is also made with the help of the positioning holes. Forming a deflection coil assembly for deflecting the electron beam of the cathode ray display tube in one of two orthogonal directions and a diameter not smaller than the diameter of the neck portion of the cathode ray display tube which induces the formed first and second saddle coils; Method for forming a deflection coil assembly comprising the step of assembling diagonally opposite each other around the hypocylinder having a. A method according to claim 5, further comprising the step of mounting the assembled first and second saddle coils on the inner side of the conical support. A method according to claim 4, 5 or 6, wherein said first and second saddle coils are positioned on said assembly by said positioning holes. A method of forming an electromagnetically shaped unit comprising a first and a second deflection coil assembly for deflecting an electron beam of a cathode ray display tube in each orthogonal direction, the method as claimed in claim 1, 2, 3, or 4. Forming a pair of first saddle coils, the diameter of the pair of saddle coils having a diameter not smaller than the diameter of the neck portion of the cathode ray display tube intended by the deflection unit to form the first deflection coil assembly. Forming a pair of second saddle coils by the method as claimed in claims 1, 2, 3, and 4, assembling by forming diagonally opposite to each other around the virtual cylinder; Forming a second saddle coil of 90 ° of the first deflection coil assembly to form the second deflection coil assembly, diagonally opposite to each other. A method of forming an electronic deflection unit. 9. The method of claim 8, wherein the assembly of the first and second saddle coils further comprises mounting the pair of saddle coils on each inner side and outer side of the conical support. Way. 10. The method according to claim 4 and 9, wherein the support provides a positioning pin on at least one support surface and establishes the positioning pin and the positioning hole of the saddle coil by mounting each pair of saddle coils. Saddle coil and electron deflection unit forming method characterized in that. 10. The method of claim 8, wherein the method further comprises adhering the first saddle coil pair to the second saddle coil pair. 12. The method according to claim 11, wherein a location hole is provided in each saddle coil of each pair of saddle coils, to ensure accurate positioning of the first deflection coil with the second deflection coil assembly. The method of claim 1, further comprising the step of aligning the associated position hole. A method of forming an electron deflection unit comprising a first and a second deflection coil assembly for deflecting an electron beam of a cathode ray tube in each orthogonal direction, the method comprising: a pair of pairs by the method of claim 1, claim 2, or claim 4. Forming a saddle coil and forming the pair of saddle coils diagonally around a virtual shaft having a diameter not smaller than the diameter of the neno portion of the cathode ray display intended by the deflection unit to form the first deflection coil assembly. Assembling to the opposite position, annularly arranging the second deflection coil assembly about a magnetic core, and the deflection unit having a first deflection coil assembly mounted at 90 ° to the second deflection coil assembly. Assembling the winding magnetic core and the first deflection coil assembly to form Self-deflection unit formation method. 14. The method according to claim 13, wherein the assembly of the winding magnetic core and the first deflection coil assembly mount a first saddle coil pair on the inner side of the conical support and the winding magnetic core on the outer side of the support. A method of forming an electronic deflection unit, characterized in that it comprises a step. 14. The method according to claim 13, further comprising adhering the deflection coil assembly to the winding magnetic core. First and second deflection coil assemblies having first and second saddle coil pairs having respective saddle coils formed by conductive patterns on the assembled insulating film portion, respectively deflecting the cathode ray display tube electron beams in respective perpendicular directions. A method of forming an electron deflection unit comprising the steps of: producing a first 'u' type gill type portion and a second gill type portion from an insulating film having a conductive pattern given to each of the plurality of layers of each saddle coil; Wherein the first and second portions of one of the first saddle coil pairs have the same shape as the first and second portions of the other of the first saddle coil pair, and the one of the second saddle coil pairs. The first and second parts have the same shape as the first and second parts of the other pair of first saddle coils, and the ends of the first part having the second part are joined to form the first part. Torsion The first part forms a transverse rim with the transverse rim from the electron gun end, the second part forms the screen end of the layer with respect to the saddle coil, and the conductive pattern on the second part forms the electronic coil. Providing the required interconnections between the ends of the malleable pattern at the distal end, and continuously positioning the layers with respect to each of the second saddle coil pairs for mutually opposite radial directions, wherein each layer of the first saddle coil pair layer is Positioned at 90 ° with respect to each layer of the second saddle coil pair, wherein the layer of the first saddle coil pair is inserted into the second coil pair layer, from the mutual first and second saddle coil pairs to form a robust and self supporting assembly. Bonding the layers and providing the required electronic contacts between the coils of the saddle coil pair and between each layer of the saddle coil pair to form first and second deflection coil assemblies. And positioning a magnetic core around the assembly of a saddle coil pair to form the electron deflection unit. 17. A method according to claim 16, wherein each part of each layer is provided with a location hole used to perform the required positioning between the layer and the first and second deflection coil assemblies. A saddle coil comprising a conductive pattern on an assembled insulating film portion for deflecting coil assemblies for deflecting an electron beam of a cathode ray display tube in one of two orthogonal directions, the first coil having a twisted shape such that each saddle coil is opened. a plurality of layers having each layer formed from the 'u' type gill type portion and larger than the width of a given conductive pattern on each portion, the distal end of the first portion being connected by the second portion and the conductive pattern on the second portion A transverse rim of the first portion which provides the required interconnections between the ends of the conductive pattern at the distal end of the first portion to form, and a plurality of layers are bonded to each other to form the electron tip and side members of the saddle coil To create a firm, self-supporting saddle coil with a wide open stiffness and the second part provides the required connection between the various layers of the saddle coil. The saddle coil, characterized in that the hyeongseongdoenneun of the screen end of the saddle coil. 19. The saddle coil according to claim 18, wherein the second portion also has a protrusion in which the distal ends of the first 'u' shaped portions are inserted toward each other, and the second portion also has a 'u' type having a short side rim compared to its transverse rim. Wherein, the position of each side rim of the second portion saddle coil, characterized in that overlap with the portion of each protrusion on the first portion. 20. The saddle coil according to claim 18 or 19, wherein each layer of the conductive pattern on the second portion has a member of the second portion conductive pattern welded to each member of the conductive pattern on the first portion. Saddle coil, characterized by facing the conductive pattern. 21. The saddle coil according to claim 18, 19 or 20, wherein the insulating film of the first and second portions comprises a position hole arranged in the saddle coil. A deflection coil assembly for deflecting an electron beam of a cathode ray display tube in one of two orthogonal directions, wherein the deflection coil assemblies are mutually centered around a virtual shaft having a diameter not smaller than the diameter of four portions of the cathode ray display tube intended by the deflection unit. A deflection coil assembly comprising diagonally oppositely positioned first and second saddle coils according to claim 18, 19, 20 or 21. 23. A deflection coil assembly according to claim 22, wherein said assembly further comprises a conical support against an inner surface on which said first and second saddle coils are mounted. The deflection coil assembly according to claim 21, 22 or 23, wherein the first and second saddle coils are positioned with the aid of the positioning holes. 22. An electron deflection unit comprising first and second deflection coil assemblies for deflecting an electron beam of a cathode ray display tube in each orthogonal direction, wherein the deflection unit is in accordance with claims 18, 19, 20 or 21. Of the first pair of saddle coils and the saddle coils, which are arranged diagonally opposite around the virtual shaft having a diameter not smaller than the diameter of the neck portion of the intended cathode ray display tube, which forms the first deflection coil assembly as claimed. 22. A second saddle coil pair as claimed in claim 18, 19, 20 or 21 forming a second deflection coil assembly positioned at 90 ° and diagonally opposite to said first pair. Electronic deflection unit formation method. 26. A deflection unit according to claim 25, wherein the unit comprises a conical support having a first saddle coil pair mounted against an inner side of the support and a second saddle coil pair mounted against an outer side of the support. Electronic deflection unit, characterized in that. 27. An electronic deflection unit according to claim 26, wherein said support provides a positioning pin on at least one surface adapted to a corresponding position hole formed in each pair of saddle coils. 26. The deflection unit according to claim 25, wherein the first and second saddle coil pairs are bonded to each other. 29. The deflection unit according to claim 28, wherein the correct positioning of said first and second saddle coil pairs is ensured by aligning the position holes in said saddle coil. In an electron deflection unit consisting of first and second deflection coil assemblies for deflecting an electron beam of a cathode ray tube in each orthogonal direction, the deflection unit is a hollow cylinder having a diameter not smaller than the diameter of the cathode ray display tube intended for the deflection unit. 22. A saddle coil assembly as claimed in claim 18, 19, 20, or 21, forming a first deflection coil assembly that is diagonally opposite each other around, wherein the second deflection coil assembly comprises: a second deflection coil assembly; And an annular coil wound about a magnetic core mounted on a first deflection coil assembly having a first deflection coil assembly positioned at 90 ° to the deflection coil assembly. 31. The deflection unit according to claim 30, wherein the deflection unit comprises a saddle coil mounted against an inner surface of the support and a conical support having a winding magnetic core mounted against an outer surface of the support. Unit. 31. The deflection unit according to claim 30, wherein said first deflection coil assembly is adhered to said winding magnetic core. Each deflects the electron beam of the cathode ray display tube in a perpendicular direction, each of the first and second deflections including first and second saddle coil pairs having respective saddle coils formed by conductive patterns on the assembled insulating film portion. In an electronic deflection unit consisting of a coil assembly, each saddle coil has a first 'u' type gill portion that is twisted to have an open shape and a second gill type portion from an insulating film having a given conductive pattern on each portion. Characterized in that the first and second portions of one of the first saddle coil pairs have the same shape as the first and second portions of the other of the first pair, and one of the second saddle coil pairs. The first and second parts have the same shape as the first and second parts for the other two pairs, and the distal end of the first part is joined by the second part and the transverse rim of the first part. The side rim forms an open side member and electron gun end of the layer relative to the saddle coil, the second portion forming a portion of the screen end of the layer relative to the saddle coil, and the conductive pattern on the second portion is formed to form an electronic coil. Providing the required interconnections between the ends of the conductive pattern at one end of the conductive pattern, wherein successive layers for each of the first saddle coil pairs are located opposite each other in diameter, and each of the second pair of saddle coils The continuous layers for are mutually opposite in diameter, each layer of the first saddle coil pair is positioned at 90 ° to each layer of the second saddle coil pair, and the layer of the first saddle coil pair is the second saddle coil pair. The first and second saddle coil pairs are inserted into layers, and the layers are bonded to each other to form a rigid and self-supporting assembly, and the recessed electronic connections are used to form the first and second deflection coil assemblies. Between the coils of each pair of saddle coils and between the layers of each pair of saddle coils, the magnetic core surrounding the assembly of pairs of saddle coils to form the electron deflection unit . 34. The deflection unit according to claim 33, wherein the saddle coil is provided with a position hole to disclose the contents according to the required position adjustment of the first and second deflection coil assemblies. ※ Note: The disclosure is based on the initial application.