JPS63110536A - Protective glass laminated cathode-ray tube - Google Patents
Protective glass laminated cathode-ray tubeInfo
- Publication number
- JPS63110536A JPS63110536A JP61256416A JP25641686A JPS63110536A JP S63110536 A JPS63110536 A JP S63110536A JP 61256416 A JP61256416 A JP 61256416A JP 25641686 A JP25641686 A JP 25641686A JP S63110536 A JPS63110536 A JP S63110536A
- Authority
- JP
- Japan
- Prior art keywords
- protective glass
- ray tube
- explosion
- sealing resin
- resin
- 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.)
- Granted
Links
- 239000011521 glass Substances 0.000 title claims abstract description 37
- 230000001681 protective effect Effects 0.000 title claims abstract description 34
- 239000011347 resin Substances 0.000 claims abstract description 43
- 229920005989 resin Polymers 0.000 claims abstract description 43
- 238000007789 sealing Methods 0.000 claims abstract description 24
- 238000010030 laminating Methods 0.000 claims description 6
- 238000005266 casting Methods 0.000 claims description 5
- 239000002184 metal Substances 0.000 abstract description 15
- 229910052751 metal Inorganic materials 0.000 abstract description 15
- 230000002093 peripheral effect Effects 0.000 abstract description 3
- 239000004925 Acrylic resin Substances 0.000 description 3
- 229920000178 Acrylic resin Polymers 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 125000001153 fluoro group Chemical class F* 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000005336 safety glass Substances 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000009974 thixotropic effect Effects 0.000 description 1
Classifications
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/30—Use of alternative fuels, e.g. biofuels
Landscapes
- Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
Abstract
Description
【発明の詳細な説明】
[産業上の利用分野]
この発明は、ブラウン管の画面の前方に所定間隔を隔て
て配置した爆縮防止のための安全ガラスや反射防止ガラ
スなどの保護ガラスを透明な積層用樹脂を介して固定し
てなる保護ガラス積層ブラウン管に関するものである。[Detailed Description of the Invention] [Industrial Application Field] The present invention is directed to transparent protection glass such as safety glass or anti-reflection glass to prevent implosion, which is placed at a predetermined interval in front of the screen of a cathode ray tube. This invention relates to a protective glass laminated cathode ray tube fixed via a laminating resin.
[従来の技術]
第3図(a)〜(d)は、従来の保護ガラス積層ブラウ
ン管の製造方法で、ブラウン管と保護ガラスとの積層固
定要領を工程順に示した図である。[Prior Art] FIGS. 3(a) to 3(d) are diagrams illustrating steps for laminating and fixing a cathode ray tube and a protective glass in a conventional manufacturing method for a protective glass laminated cathode ray tube.
まず、第3図(a)で示すように、ブラウン管(1)の
画面(2)とほぼ等しい大きさで、かつほぼ等しい曲率
なもった保護ガラス(3)の周囲に、透明積層用樹脂の
注入口(4)となる部分だけを残してチクソ性の紫外線
硬化型アクリル系樹脂、つまりシール樹脂(5)を所定
の幅、厚味に塗布する。First, as shown in Fig. 3(a), a transparent laminating resin is placed around the protective glass (3), which is approximately the same size and has approximately the same curvature as the screen (2) of the cathode ray tube (1). A thixotropic ultraviolet curing acrylic resin, that is, a sealing resin (5) is applied to a predetermined width and thickness, leaving only the portion that will become the injection port (4).
つぎに、:JS3[’J(b)で示すように、上記保護
ガラス(3)をブラウン’!?(1)の画面(2)前方
に所定の間隔を隔てた配置した状態で、上記保護ガラス
(コ)の前方に配置したケミカルランプ式の紫外線光源
(6)から紫外線を照射して、上記シール樹脂(5)を
硬化させることにより上記保護ガラス(3)をブラウン
管(1)の画面(2)の前方に固定する。Next, :JS3 ['As shown in J(b), the above protective glass (3) is brown'! ? With the screen (1) placed at a predetermined distance in front of the screen (2), ultraviolet rays are irradiated from a chemical lamp-type ultraviolet light source (6) placed in front of the protective glass (C) to seal the seal. By curing the resin (5), the protective glass (3) is fixed in front of the screen (2) of the cathode ray tube (1).
つづいて、上記注入口(4)から透明な紫外線硬化型ア
クリル系樹脂、つまり注型樹脂(7)を注入充填したの
ち、第3図(c)で示すように、上記の紫外線光源(6
)から再び紫外線を照射して、上記注型樹脂(7)を硬
化させることにより保護ガラス(3)をその全面におい
て上記ブラウン管(1)の画面(2)に貼り合せ固定す
る。Next, after injecting and filling a transparent ultraviolet curable acrylic resin, that is, a casting resin (7) through the injection port (4), as shown in FIG.
) is again irradiated with ultraviolet rays to harden the casting resin (7), thereby bonding and fixing the protective glass (3) on its entire surface to the screen (2) of the cathode ray tube (1).
最後に、上記ブラウン管(1)の外周に第3図(d)の
ように、防爆金具(8)をテンションバント(9)を介
して巻装して、所定の保護ガラス積層ブラウン管を完成
する。Finally, as shown in FIG. 3(d), an explosion-proof metal fitting (8) is wrapped around the outer periphery of the cathode ray tube (1) via a tension band (9) to complete a predetermined protective glass laminated cathode ray tube.
[発明が解決しようとする問題点]
以下のような工程を経て第3図(d)で示すような構成
に製造された従来の保護ガラス積層ブラウン管において
は、テレビジョンセットの電源スイツをオン・オフした
瞬間に、ノイズとともに積層用樹脂と防爆金具との間で
放電現象を発生し、それが15秒間ぐらいの時間長さに
わたって持続する場合もあった。このような放電現象お
よびそれにともなうノイズか視聴者に不快感を与える欠
点を有していた。[Problems to be Solved by the Invention] In the conventional protective glass laminated cathode ray tube manufactured in the configuration shown in FIG. 3(d) through the following steps, it is difficult to turn on the power switch of the television set. The moment the switch was turned off, a noise and a discharge phenomenon occurred between the laminating resin and the explosion-proof metal fittings, and this sometimes continued for about 15 seconds. Such a discharge phenomenon and the accompanying noise have the drawback of causing discomfort to viewers.
この発明は上記のような問題点を解消するためになされ
たもので、特別な部材や材料を用いることなく、’if
f源スイッチのオン・オフ時における放電現象の発生を
防止できる保護ガラス積層フラウン管を提供することを
目的とする。This invention was made to solve the above-mentioned problems, and without using special members or materials, 'if
An object of the present invention is to provide a protective glass laminated fluorine tube that can prevent the occurrence of a discharge phenomenon when an f source switch is turned on and off.
[問題点を解決するための手段]
この発明にかかる保護ガラス積層ブラウン管は、保護ガ
ラスとブラウン管とのあいだの空間の周辺部を縁どるシ
ール樹脂の少なくとも1部に保護ガラスの端縁から外方
へはみ出す部分を形成して、そのはみ出しシール樹脂部
分にブラウン管の防爆金具を接触させたことを特徴とす
る。[Means for Solving the Problems] In the protective glass laminated cathode ray tube according to the present invention, at least a portion of the sealing resin that borders the periphery of the space between the protective glass and the cathode ray tube is provided with a layer extending outward from the edge of the protective glass. The device is characterized in that a protruding portion is formed, and the explosion-proof fitting of the cathode ray tube is brought into contact with the protruding sealing resin portion.
[作用]
この発明によれば、テレビジョンセットの電源スィッチ
をオン・オフした場合の静?ftaA導により保護ガラ
スの表面に発生した電荷かはみ出しシール樹脂部分と防
爆金具との接触点を経て防爆金具に至り、この防爆金具
がアースされているので、シール樹脂と防爆金具との間
での放電の発生を防止することがてきる。[Function] According to the present invention, when the power switch of the television set is turned on and off, the noise level is reduced. The electric charge generated on the surface of the protective glass due to ftaA conduction reaches the explosion-proof metal fitting through the contact point between the sealing resin part and the explosion-proof metal fitting, and since this explosion-proof metal fitting is grounded, there is no electric charge between the sealing resin and the explosion-proof metal fitting. It is possible to prevent the occurrence of discharge.
[実施例]
以下、この発明の一実施例を図面にもとづいて説明する
。[Example] Hereinafter, an example of the present invention will be described based on the drawings.
第1図と第2図はこの発明の一実施例による保護ガラス
積層ブラウン管の構成を示すもので、同図において、第
3図(d)で示すものと同一の構成には同一の符号を付
している。FIGS. 1 and 2 show the structure of a protective glass laminated cathode ray tube according to an embodiment of the present invention. In the figures, the same components as shown in FIG. are doing.
第3図において、(9)はブラウン管(1)の外周に防
爆金具(8)を固定するためのテンションバントであっ
て、このバンド(9)および上記防爆金具(8)は取付
用耳片(10)を介してアースされている。In FIG. 3, (9) is a tension band for fixing the explosion-proof fitting (8) to the outer periphery of the cathode ray tube (1), and this band (9) and the explosion-proof fitting (8) are attached to the mounting ears ( 10).
(31)、(:12)は上記シール樹脂(5)のうち、
上記保護ガラス(3)の−組の対向辺それぞれの中央部
分において上記保護ガラス(3)の端縁から外方にはみ
出させたシール樹脂部分であって、上記保護ガラス(3
)の周囲にシール樹脂(5)を塗布する際、上記対向辺
それぞれの中央相当部分に他の部分よりも厚目に塗1(
i L/たのち、この保護ガラス(3)をフラウン管(
1)に暇ねて丑から押えつけることにより厚塗りしたシ
ール樹脂(5)を横外方に押出してはみ出しシール樹脂
部分(31)、(:12)を形成する。(31) and (:12) are among the above sealing resins (5).
A sealing resin portion that protrudes outward from the edge of the protective glass (3) at the center of each pair of opposing sides of the protective glass (3),
) When applying the sealing resin (5) around the center of each of the opposing sides, apply the sealant resin (5) thicker than the other parts.
i L/Later, attach this protective glass (3) to a fluoroun tube (
1), the thickly coated sealing resin (5) is pushed out laterally and outward by pressing from the ox to form protruding sealing resin parts (31) and (:12).
上記防爆金具(8)をブラウン管(1)の外周肩部にテ
ンションハント(9)の締付により固定するとき、上記
はみ出し樹脂部分(:lI)、(32)と防爆金具(8
)とが接触して電気的に接続される。When fixing the explosion-proof fitting (8) to the outer peripheral shoulder of the cathode ray tube (1) by tightening the tension hunt (9), the protruding resin parts (:lI), (32) and the explosion-proof fitting (8)
) are in contact and electrically connected.
つぎに、E記構成の動作を説明する。Next, the operation of the configuration described in E will be explained.
テレビジョンセットの′電源スィッチをオン・オフする
と、静電誘導により防護ガラス(3)の表面に発生した
電荷は、この防護ガラス(3)よりも表面抵抗の低いシ
ール樹脂(5)に流れ込み2このシール樹脂(5)のは
み出し部分(:11)、(:12)を経て、アースされ
た防爆金具(8)に至ることになるため、シール樹脂(
5)と防爆金A(8)とのあいたて放電は全く発生しな
い。When the television set's power switch is turned on and off, the electric charge generated on the surface of the protective glass (3) due to electrostatic induction flows into the sealing resin (5), which has a lower surface resistance than the protective glass (3), causing The sealing resin (5) passes through the protruding parts (:11) and (:12) and reaches the earthed explosion-proof fitting (8).
5) and explosion-proof gold A (8), no discharge occurs at all.
なお、上記実施例では、苗層用樹脂、つまりシール樹脂
(5)および注型樹脂(7)として紫外線硬化型アクリ
ル系樹脂を使用したが、それ以外に熱硬化型樹脂や湿度
硬化型樹脂、空気硬化型樹脂などを使用しても同様な効
果が得られる。In the above example, ultraviolet curable acrylic resin was used as the resin for the seedling layer, that is, the sealing resin (5) and the casting resin (7). A similar effect can be obtained by using an air-curing resin or the like.
[発明の効果]
以上のように、この発明によるときは、電源スィッチの
オン・オフ時において防護ガラスの表面に発生した電荷
を、シール樹脂のはみ出し部分を介してアースされた防
爆金具に確実スムーズに逃がすことかできるから、シー
ル樹脂と防爆金具との間での放電現象の発生を回避でき
るとともに、放電にともなうノイズの発生も抑制して、
視聴者への不快感をとり除くことができる。[Effects of the Invention] As described above, according to the present invention, the electric charge generated on the surface of the protective glass when the power switch is turned on and off is reliably and smoothly transferred to the grounded explosion-proof metal fitting via the protruding portion of the sealing resin. Since it is possible to allow the gas to escape, it is possible to avoid the occurrence of electrical discharge between the sealing resin and the explosion-proof metal fittings, and also to suppress the generation of noise caused by electrical discharge.
This can eliminate discomfort for viewers.
また、この発明によれば、L記シール樹脂と防爆金具と
を電気的に導通するにあたって、導電性のあるテープや
導線など第3の材料や部材を使用する必要かないのて構
成をシンプルにして製作組立てか容易になる。Further, according to the present invention, there is no need to use a third material or member such as a conductive tape or conductive wire to electrically connect the L sealing resin and the explosion-proof metal fitting, so the configuration is simplified. Manufacturing and assembly become easier.
第1図はこの発明の一実施例による保護ガラス積層ブラ
ウン管の一部切欠き斜視図、第2図は第1図の一部切欠
きモ面図、第3図(a)〜(d)は従来の保護ガラス積
層ブラウン管の製造方法を工程順に示す斜視図である。
(+)−・・フラウン管、(3)・・・保護ガラス、(
5) −・・シール樹脂、 (7)−・・注型樹脂、(
8)・・・防爆金具、(:lI)、(:12) −・・
はみ出しシール樹脂部分。
なお1図中の同一符号は同一または相当部分を示す。FIG. 1 is a partially cutaway perspective view of a protective glass laminated cathode ray tube according to an embodiment of the present invention, FIG. 2 is a partially cutaway cross-sectional view of FIG. 1, and FIGS. 3(a) to 3(d) are FIG. 2 is a perspective view showing a conventional method for manufacturing a protective glass laminated cathode ray tube in order of steps. (+)-...Flaun tube, (3)...Protection glass, (
5) --- Seal resin, (7) --- Casting resin, (
8)...Explosion-proof metal fittings, (:lI), (:12) -...
Protruding seal resin part. Note that the same reference numerals in Figure 1 indicate the same or corresponding parts.
Claims (1)
した保護ガラスとを積層用樹脂を介して固定してなる保
護ガラス積層ブラウン管において、上記積層用樹脂が、
上記ブラウン管と保護ガラスとのあいだの空間の周辺部
を縁どるシール樹脂と、上記空間の残り部分を充填する
注型樹脂との2種樹脂から構成されているとともに、上
記シール樹脂の少なくとも1部に上記保護ガラスの端縁
から外方へのはみ出し部分を形成し、このはみ出しシー
ル樹脂部分とブラウン管の防爆金具とを接触させたこと
を特徴とする保護ガラス積層ブラウン管(1) In a protective glass laminated cathode ray tube in which a cathode ray tube and a protective glass disposed in front of the screen of the cathode ray tube are fixed via a laminating resin, the laminating resin is
It is composed of two types of resin: a sealing resin that frames the periphery of the space between the cathode ray tube and the protective glass, and a casting resin that fills the remaining part of the space, and at least part of the sealing resin A protective glass laminated cathode ray tube, characterized in that a portion protruding outward from the edge of the protective glass is formed, and this protruding sealing resin portion is brought into contact with an explosion-proof fitting of the cathode ray tube.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP61256416A JPS63110536A (en) | 1986-10-27 | 1986-10-27 | Protective glass laminated cathode-ray tube |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP61256416A JPS63110536A (en) | 1986-10-27 | 1986-10-27 | Protective glass laminated cathode-ray tube |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS63110536A true JPS63110536A (en) | 1988-05-16 |
JPH0584625B2 JPH0584625B2 (en) | 1993-12-02 |
Family
ID=17292367
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP61256416A Granted JPS63110536A (en) | 1986-10-27 | 1986-10-27 | Protective glass laminated cathode-ray tube |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS63110536A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20030027215A (en) * | 2001-09-14 | 2003-04-07 | 엘지.필립스디스플레이(주) | Display device and Method of manufacturing the same |
-
1986
- 1986-10-27 JP JP61256416A patent/JPS63110536A/en active Granted
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20030027215A (en) * | 2001-09-14 | 2003-04-07 | 엘지.필립스디스플레이(주) | Display device and Method of manufacturing the same |
Also Published As
Publication number | Publication date |
---|---|
JPH0584625B2 (en) | 1993-12-02 |
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