CN1065653C - Method for mounting a deflection yoke and support structure therefor - Google Patents
Method for mounting a deflection yoke and support structure therefor Download PDFInfo
- Publication number
- CN1065653C CN1065653C CN94119107A CN94119107A CN1065653C CN 1065653 C CN1065653 C CN 1065653C CN 94119107 A CN94119107 A CN 94119107A CN 94119107 A CN94119107 A CN 94119107A CN 1065653 C CN1065653 C CN 1065653C
- Authority
- CN
- China
- Prior art keywords
- deflecting coil
- movable link
- sleeve
- ray tube
- glass
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
- H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
- H01J29/82—Mounting, supporting, spacing, or insulating electron-optical or ion-optical arrangements
- H01J29/823—Mounting, supporting, spacing, or insulating electron-optical or ion-optical arrangements around the neck of the tube
- H01J29/826—Deflection arrangements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/64—Constructional details of receivers, e.g. cabinets or dust covers
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
- Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
- Video Image Reproduction Devices For Color Tv Systems (AREA)
Abstract
A deflection yoke assembly (120) for a cathode ray tube (130) includes four substantially equally spaced inclined mounting members (100) arranged about the circumference of a mounting ring (22) at the front of the yoke assembly (120). Each mounting member (100) has a plunger (140) which positions the yoke with respect to the funnel portion of the cathode ray tube (130). A continuously unidirectional restricting means (160) prevents the plunger (140) from withdrawing from the funnel portion of the cathode ray tube (130). A release cylinder (170), which is coaxial with the sleeve (140), releases the unidirectional means, which may be an internally toothed washer (160), in order to provide capability for readjustment.
Description
The present invention relates to a kind of deflecting coil, more particularly, relate to a kind of deflecting coil of the set some scalable double-screw bolts of deflecting coil front surface on every side for the centering degree of regulating the deflecting coil cathode ray tube (CRT) relevant with it.
It is extremely important to the mechanism of the orientation of the CRT at its installing place to regulate deflecting coil to one of deflecting coil outfit, and this is that the present technique field is known.
Referring to Fig. 1, the deflecting coil of prior art installing ring 22 foremost, its neighboring is on every side around the installation double-screw bolt or the installing sleeve 24 that are equiped with a plurality of inclinations of uniformly-spaced disposing basically each other.Installing sleeve 24 and installing ring 22 are made one in same mold pressing procedure.Hollow bolt 26 is packed into by the screw thread on it in installing sleeve 24.The front end of each bolt 26 all has a contact head 28, for using with glass awl 32 contacts of relevant CRT.The coil 30 of deflecting coil 20 as shown in FIG., can be got any pattern.
As can also be seen from Figure, the aft section of deflecting coil or coil device 20 also is fixed with a seat board 34 and a distribution terminal ring 36.Can also see that electron beam compiles sheath 38 together with the rearmost part 40 of CRT.The inclination angle of installing sleeve 24 is scheduled to, and touches the area that relevant CRT glass is bored 32 amplitude peaks with the contact head 28 of guaranteeing hollow bolt 26.Because a face of specific hollow bolt 26 becomes an angle of 90 degrees with the longitudinal axis of this hollow bolt 26, thereby the angle of each installing sleeve 24 longitudinal axis that makes hollow bolt 26 is perpendicular on crossing any of each axis and the awl wall of glass awl 32.Like this, deflecting coil 20 is just with respect to CRT centering.
The adjustment process of hollow bolt 26 is often very slow, because it is very high to be added to the torque request that makes its rotation on the bolt.In addition, when hollow bolt contacts with the glass wimble fraction of pipe, may deflecting coil be rotated with respect to pipe, thereby make deflecting coil also poorer than desired the accuracy of pipe centering.
Someone proposed to replace with ratchet mechanism the bolt mechanism of band screw thread shown in Figure 1.In this ratchet mechanism of prior art, in sleeve 24, put a toothed core body, with an engaged pawl that is contained in the sleeve 24, make toothed core body bore 32 directions and advance, but prevent that core body from retreating from glass awl 32 towards glass.It is satisfied fully that this mechanism can not make us, because the hook tooth certain spacing forms step one by one, makes between glass awl 32 and the toothed core body and leave certain spacing.Therefore, deflecting coil does not reach requirement with respect to its accuracy of adjusting of CRT glass awl.
The present invention mainly provides a kind of deflecting coil is installed to the method for the neck and the glass wimble fraction of cathode ray tube, and wherein deflecting coil has a preceding installing ring, is contained in the glass wimble structure part of cathode ray tube.Installing ring has many cannulated sleeves, in each sleeve movable link is housed, and is placed in one slidably and can moves in certain position range along its longitudinal axis.The motion stopper also is housed in each sleeve, in order to move continuously unidirectional be limited to towards the direction of pipe glass wimble fraction of corresponding movable link along the sleeve longitudinal axis, to the unidirectional qualification of described movable link is to be undertaken by infinite little classification basically, thereby makes described movable link can be in any basically position in the described position range.Method of the present invention comprises the following steps: deflecting coil is arranged to desired position with respect to neck and glass wimble fraction; The aft section of deflecting coil is fixed on the neck part; In corresponding sleeve, vertically move each movable link again, it is contacted with the glass wimble fraction of cathode ray tube.
The present invention program's deflecting coil has a preceding installing ring, in order to deflecting coil is attached to the glass wimble fraction of cathode ray tube.Installing ring has a plurality of cannulated sleeves, movable link is housed in each sleeve is seated in slidably among the corresponding cannulated sleeve.Each movable link can move in the certain position scope along its longitudinal axis.The motion stopper also is housed, in order to continuously the motion of corresponding movable link is limited to towards the direction of cathode-ray tube glass cone part in each sleeve.The unidirectional qualification of movable link is undertaken by infinite little ground classification basically, thereby made described member be in any basically position in the described position range.
Using the present invention can accurately be adjusted to deflecting coil on the CRT very soon, and does not cause deflecting coil that any tendency of rotating around pipe is arranged.
In the accompanying drawing:
Fig. 1 is that the deflecting coil of prior art is contained in the diagrammatic side view on the CRT;
Fig. 2 is that deflecting coil of the present invention is contained in the diagrammatic side view on the cathode ray tube;
Fig. 3 is the diagrammatic elevation view of deflecting coil of the present invention;
Fig. 4 shows the detailed section view of adjustment means of the present invention;
Fig. 5 is the front view of the inside toothed washer that uses among the present invention;
Fig. 6 is a schematic representation of apparatus of implementing the inventive method.
Fig. 2 has schematically illustrated the deflecting coil 120 that a preceding installing ring 110 is arranged, and ring 110 is contained on the glass wimble fraction 140 of cathode ray tube 130, only shows a part among the figure.The aft section of deflecting coil is fixed on the neck 60 of CRT130 with clip 175.Encircle 110 equal intervals and be equiped with four installation components 100, wherein two only are shown among Fig. 2.Can see that installation component 100 leans against on the glass awl of cathode ray tube 130 in its final position.
Fig. 3 shows the front view of deflecting coil of the present invention.The preceding installing ring 110 of deflecting coil 120 has the installation component 100 of four inclinations, and these installation components can be double-screw bolt or sleeve.Each installation component 100 has one can push the inserted link 150 that it can be closed with core or the glass tapered joint of CRT.
Fig. 4 illustrates in greater detail installation component 100.Sleeve or part body 140 are contained on (Fig. 2's) ring 110.The packing ring 160 of movable link or inserted link 150 and band internal tooth is housed in the part body 140, the benefit of this packing ring is continuous uniaxially with the form of infinite little classification basically with the limit movement of movable link or inserted link 150 scope at certain position, make inserted link 150 can shift to any position of surperficial (see figure 2) in this scope of CRT easily, it could be departed from the glass poppet surface of CRT but only make a great fuss.Packing ring 160 is clipped between ring cover 180 and sleeve or the part body 140.Remove cylindrical shell 170 and sleeve or part body 140 and inserted link 150 coaxial lines, and after being positioned between the two.The end of removing cylindrical shell 170 dwindles gradually, engages with packing ring 160.Remove making packing ring 160 break away from inserted link or movable link 150 when cylindrical shell 170 is shifted to packing ring 160, thereby make inserted link or movable link 150 can depart from glass poppet surface (past moving to right in Fig. 6).
The scheme of being equipped with band internal tooth packing ring 160 for inserted link 150 regulates compared with that a kind of classification of existing ratchet scheme, and inserted link 150 can be regulated continuously.Therefore, benefit of the present invention is to carry out much meticulousr adjusting than prior art, and adjustment process is carried out fast.
In movable link or inserted link 150, establish internal tooth packing ring 160 and add cylindrical shell 170, have such benefit: movable link or inserted link 150 are withdrawed from, disengage with the glass wimble fraction of cathode ray tube 130.
Fig. 5 is the front view of ring gear 160.This packing ring is slightly disk-shaped, as shown in Figure 4.This packing ring that sell the market is made by Truarc company of USA New York Long Island City on Truarc 5115 or 5105 types.Also can adopt other internal tooth packing ring.
Fig. 6 is a schematic representation of apparatus of implementing the inventive method.Deflecting coil detent mechanism 180 is arranged to the position that CRT130 can produce suitable purity, convergence and raster shape with deflecting coil 120.This class detent mechanism is well-known, thereby does not further specify here.
When deflecting coil 120 was in correct position, clip tightened device 190 and tightens clip 175, and the aft section of deflecting coil 120 is fixed on the neck 160 of CRT130.After the aft section of deflecting coil 120 was fixed on the neck 160 of CRT130, inserted link adjuster 200 pushed each inserted link 150 gently, and it is contacted with the glass wimble fraction 140 of CRT130.Because each inserted link 150 makes its glass wimble fraction 140 that can not depart from CRT130 because of suffering restraints, thereby deflecting coil is with respect to the CRT130 fix in position.
Claims (9)
1. one kind is installed to the neck (160) of cathode ray tube (130) and the method on the glass wimble fraction (140) with deflecting coil (120), described deflecting coil has a preceding installing ring (110), be used to make described deflecting coil in place with respect to described glass wimble fraction, described installing ring has a plurality of cannulated sleeves (100), the movable link (150) that is seated in slidably wherein is housed in each sleeve, described movable link can move along its longitudinal axis in the certain position scope, unidirectional device for limiting (160) is housed in each described sleeve, be used for the motion of its corresponding movable link is limited to towards the direction of described cathode-ray tube glass cone part, the unidirectional qualification of described movable link motion is carried out with infinite little ground classification basically, thereby described movable link is placed in any basically position in the described position range, described method is characterised in that it comprises the following steps:
(a) described deflecting coil (120) is arranged to it with respect to described neck (160) and the desired position of glass awl (140) each several part;
(b) aft section with described deflecting coil is fixed on the described neck part;
(c) vertically moving each described movable link in corresponding sleeve (100) makes it contact with described glass wimble fraction (140).
2. the method for claim 1, it is characterized in that, be equipped with in each described sleeve (100) and remove cylindrical shell (170), be used to remove the finite-state of described unidirectional device for limiting, movable link (150) is freely moved along its corresponding longitudinal axis, and described method also comprises the following steps:
(a) one of them described releasing cylindrical shell (170) is worked;
(b) extract phase is answered the movable link (150) of described at least one releasing cylindrical shell (170);
(c) set up the position of described deflecting coil (120) again;
(d) vertically move described movable link (150), it is contacted with described glass wimble fraction (140).
3. a kind of deflecting coil (120) of cathode ray tube (130) is characterized in that it comprises:
(a) a preceding installing ring (110), in order to described deflecting coil is placed in respect on the correct position of the glass wimble fraction (140) of described cathode ray tube, described ring has a plurality of cannulated sleeves (100);
(b) a plurality of movable links (150), each movable link is seated in corresponding one of them described cannulated sleeve slidably, described movable link can move in the certain position scope along its longitudinal axis, unidirectional device for limiting (160) is housed in each described sleeve, be used for the mobile of its corresponding movable link (150) is limited to towards the direction of the glass wimble fraction (140) of described cathode ray tube (130), the unidirectional qualification that described movable link (150) is moved is carried out with infinite little ground classification basically, thereby described movable link is placed in any basically position in the described certain position scope.
4. deflecting coil as claimed in claim 3 is characterized in that, it also comprises limiting removes cylindrical shell (170), is used to remove the qualification effect of described continuous unidirectional device for limiting (160).
5. deflecting coil as claimed in claim 3 is characterized in that, described unidirectional device for limiting has an internal tooth packing ring (160), and the internal tooth of packing ring engages with described movable link.
6. deflecting coil as claimed in claim 5 is characterized in that, the interior indented joint of described releasing cylindrical shell (170) and described packing ring (160).
7. deflecting coil as claimed in claim 6 is characterized in that, described releasing cylindrical shell (170) and described movable link (150) and described sleeve (100) coaxial line.
8. deflecting coil as claimed in claim 5 is characterized in that, it has a ring cover (180) to be contained on each described sleeve (100), and each is clipped in described packing ring (160) between corresponding sleeve (100) and the corresponding lid (180).
9. deflecting coil as claimed in claim 8 is characterized in that, each its corresponding sleeve of described lid (180) (100) coaxial line.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US93/12267 | 1993-12-16 | ||
| US93/12,267 | 1993-12-16 | ||
| PCT/US1993/012267 WO1995017072A1 (en) | 1993-12-16 | 1993-12-16 | Method for mounting a deflection yoke and support structure therefor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1108799A CN1108799A (en) | 1995-09-20 |
| CN1065653C true CN1065653C (en) | 2001-05-09 |
Family
ID=22237308
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN94119107A Expired - Fee Related CN1065653C (en) | 1993-12-16 | 1994-12-15 | Method for mounting a deflection yoke and support structure therefor |
Country Status (7)
| Country | Link |
|---|---|
| EP (1) | EP0734627A4 (en) |
| JP (1) | JP3609090B2 (en) |
| KR (1) | KR100313267B1 (en) |
| CN (1) | CN1065653C (en) |
| AU (1) | AU5953294A (en) |
| MY (1) | MY112418A (en) |
| WO (1) | WO1995017072A1 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH097523A (en) * | 1995-06-14 | 1997-01-10 | Sony Corp | Slant adjusting device for deflection yoke |
| FR2751786B1 (en) * | 1996-07-25 | 1998-10-16 | Thomson Tubes & Displays | DEVIATOR FIXING DEVICE ON THE NECK OF A CATHODIC RAY TUBE |
| US10049808B2 (en) | 2014-10-31 | 2018-08-14 | Samsung Electro-Mechanics Co., Ltd. | Coil component assembly for mass production of coil components and coil components made from coil component assembly |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4117516A (en) * | 1975-12-24 | 1978-09-26 | Denki Onkyo Co., Ltd. | Deflection yoke |
| US4195315A (en) * | 1978-09-29 | 1980-03-25 | Zenith Radio Corporation | Lockable adjustment means for self-converging adjustable yoke assembly |
| US4338584A (en) * | 1980-11-24 | 1982-07-06 | Rca Corporation | Television deflection yoke mount |
| US5028898A (en) * | 1988-08-24 | 1991-07-02 | Hitachi, Ltd. | Color cathode-ray tube having deflection yoke |
| US5185672A (en) * | 1989-12-08 | 1993-02-09 | Videocolor S.A. | Liner for deflection yoke |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3986156A (en) * | 1975-01-16 | 1976-10-12 | Rca Corporation | Yoke mount assembly |
| JPS5282324U (en) * | 1975-12-17 | 1977-06-20 | ||
| US4360839A (en) * | 1980-04-21 | 1982-11-23 | Rca Corporation | Deflection yoke adjustment apparatus |
| JPH02139827A (en) * | 1988-09-16 | 1990-05-29 | Hitachi Ltd | Focus adjusting circuit of color crt |
| DE3923110A1 (en) * | 1989-07-13 | 1991-01-17 | Graetz Nokia Gmbh | SUPPORTING DEVICE FOR A PIPE COMPONENT |
-
1993
- 1993-12-16 JP JP51671795A patent/JP3609090B2/en not_active Expired - Fee Related
- 1993-12-16 EP EP94905413A patent/EP0734627A4/en not_active Withdrawn
- 1993-12-16 WO PCT/US1993/012267 patent/WO1995017072A1/en active Application Filing
- 1993-12-16 KR KR1019960703123A patent/KR100313267B1/en not_active IP Right Cessation
- 1993-12-16 AU AU59532/94A patent/AU5953294A/en not_active Abandoned
-
1994
- 1994-12-14 MY MYPI94003339A patent/MY112418A/en unknown
- 1994-12-15 CN CN94119107A patent/CN1065653C/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4117516A (en) * | 1975-12-24 | 1978-09-26 | Denki Onkyo Co., Ltd. | Deflection yoke |
| US4195315A (en) * | 1978-09-29 | 1980-03-25 | Zenith Radio Corporation | Lockable adjustment means for self-converging adjustable yoke assembly |
| US4338584A (en) * | 1980-11-24 | 1982-07-06 | Rca Corporation | Television deflection yoke mount |
| US5028898A (en) * | 1988-08-24 | 1991-07-02 | Hitachi, Ltd. | Color cathode-ray tube having deflection yoke |
| US5185672A (en) * | 1989-12-08 | 1993-02-09 | Videocolor S.A. | Liner for deflection yoke |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3609090B2 (en) | 2005-01-12 |
| JPH09506732A (en) | 1997-06-30 |
| CN1108799A (en) | 1995-09-20 |
| MY112418A (en) | 2001-06-30 |
| EP0734627A1 (en) | 1996-10-02 |
| KR100313267B1 (en) | 2001-12-28 |
| AU5953294A (en) | 1995-07-03 |
| EP0734627A4 (en) | 1999-11-17 |
| WO1995017072A1 (en) | 1995-06-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| FG4A | Grant of patent | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |