JPH0181850U - - Google Patents
Info
- Publication number
- JPH0181850U JPH0181850U JP1987177549U JP17754987U JPH0181850U JP H0181850 U JPH0181850 U JP H0181850U JP 1987177549 U JP1987177549 U JP 1987177549U JP 17754987 U JP17754987 U JP 17754987U JP H0181850 U JPH0181850 U JP H0181850U
- Authority
- JP
- Japan
- Prior art keywords
- ring
- alnicoplastic
- magnets
- magnet
- convergence device
- 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
- 230000007935 neutral effect Effects 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 229910000828 alnico Inorganic materials 0.000 description 1
Description
第１図は本考案に係るコンバージエンス装置の
実施例を示す分解斜視図、第２図は同側面図、第
３図は実施例におけるリング状４極アルニコプラ
スチツクマグネツトを示す正面図、第４図は一般
的なリング状４極プラスチツクマグネツトを示す
正面図、第５図Ａは従来のリング状４極アルニコ
プラスチツクマグネツトの磁束密度パターンを示
す波形図、第５図Ｂは本考案の実施例におけるリ
ング状４極アルニコプラスチツクマグネツトの磁
束密度パターンを示す波形図である。
１……ホルダー、２……螺子部、３……リング
状支持体、４……２極プラスチツクマグネツト、
５，７，９……リング状非磁性板、６……６極プ
ラスチツクマグネツト、８……４極アルニコプラ
スチツクマグネツト、、１０……固定板、１５…
…ネツク部、２０……切欠部。
FIG. 1 is an exploded perspective view showing an embodiment of the convergence device according to the present invention, FIG. 2 is a side view of the same, FIG. 3 is a front view showing a ring-shaped four-pole alnicoplastic magnet in the embodiment, and FIG. The figure is a front view showing a general ring-shaped 4-pole plastic magnet, Fig. 5A is a waveform diagram showing the magnetic flux density pattern of a conventional ring-shaped 4-pole alnicoplastic magnet, and Fig. 5B is an implementation of the present invention. FIG. 3 is a waveform diagram showing a magnetic flux density pattern of a ring-shaped four-pole alnicoplastic magnet in an example. DESCRIPTION OF SYMBOLS 1...Holder, 2...Screw part, 3...Ring-shaped support, 4...2-electrode plastic magnet,
5, 7, 9...Ring-shaped non-magnetic plate, 6...6-pole plastic magnet, 8...4-pole alnico plastic magnet, 10...fixing plate, 15...
... Net section, 20... Notch section.
Claims (1)
スチツクマグネツトを装着するコンバージエンス
装置において、少なくとも１対のリング状プラス
チツクマグネツトをアルニコプラスチツクマグネ
ツトで構成するとともに、当該アルニコプラスチ
ツクマグネツト内周縁における磁極間の中性領域
に切欠部を形成したことを特徴とするコンバージ
エンス装置。 In a convergence device in which a plurality of pairs of ring-shaped plastic magnets are attached to the neck portion of a cathode ray tube, at least one pair of ring-shaped plastic magnets is composed of alnicoplastic magnets, and the inner peripheral edge of the alnicoplastic magnet is A convergence device characterized in that a notch is formed in a neutral region between magnetic poles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17754987U JPH062191Y2 (en) | 1987-11-24 | 1987-11-24 | Convergence device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17754987U JPH062191Y2 (en) | 1987-11-24 | 1987-11-24 | Convergence device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0181850U true JPH0181850U (en) | 1989-05-31 |
| JPH062191Y2 JPH062191Y2 (en) | 1994-01-19 |
Family
ID=31469210
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17754987U Expired - Lifetime JPH062191Y2 (en) | 1987-11-24 | 1987-11-24 | Convergence device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH062191Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0545882U (en) * | 1991-11-14 | 1993-06-18 | 鐘淵化学工業株式会社 | Electron beam adjuster |
-
1987
- 1987-11-24 JP JP17754987U patent/JPH062191Y2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0545882U (en) * | 1991-11-14 | 1993-06-18 | 鐘淵化学工業株式会社 | Electron beam adjuster |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH062191Y2 (en) | 1994-01-19 |