CN1048845C - 补偿地球磁场引起的阴极射线管电子束发散的导磁片装置 - Google Patents
补偿地球磁场引起的阴极射线管电子束发散的导磁片装置 Download PDFInfo
- Publication number
- CN1048845C CN1048845C CN94105224A CN94105224A CN1048845C CN 1048845 C CN1048845 C CN 1048845C CN 94105224 A CN94105224 A CN 94105224A CN 94105224 A CN94105224 A CN 94105224A CN 1048845 C CN1048845 C CN 1048845C
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- China
- Prior art keywords
- cathode ray
- ray tube
- magnetic
- electron beam
- conduction sheet
- 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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- Video Image Reproduction Devices For Color Tv Systems (AREA)
- Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
Abstract
Description
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN94105224A CN1048845C (zh) | 1994-05-06 | 1994-05-06 | 补偿地球磁场引起的阴极射线管电子束发散的导磁片装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN94105224A CN1048845C (zh) | 1994-05-06 | 1994-05-06 | 补偿地球磁场引起的阴极射线管电子束发散的导磁片装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1111395A CN1111395A (zh) | 1995-11-08 |
CN1048845C true CN1048845C (zh) | 2000-01-26 |
Family
ID=5031978
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN94105224A Expired - Fee Related CN1048845C (zh) | 1994-05-06 | 1994-05-06 | 补偿地球磁场引起的阴极射线管电子束发散的导磁片装置 |
Country Status (1)
Country | Link |
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CN (1) | CN1048845C (zh) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6285592A (ja) * | 1985-10-09 | 1987-04-20 | Mitsubishi Electric Corp | カラ−ブラウン管 |
EP0518431A1 (en) * | 1991-06-14 | 1992-12-16 | Koninklijke Philips Electronics N.V. | Method of manufacturing a magnetically split internal magnetic shield for a display tube |
-
1994
- 1994-05-06 CN CN94105224A patent/CN1048845C/zh not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6285592A (ja) * | 1985-10-09 | 1987-04-20 | Mitsubishi Electric Corp | カラ−ブラウン管 |
EP0518431A1 (en) * | 1991-06-14 | 1992-12-16 | Koninklijke Philips Electronics N.V. | Method of manufacturing a magnetically split internal magnetic shield for a display tube |
Also Published As
Publication number | Publication date |
---|---|
CN1111395A (zh) | 1995-11-08 |
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Legal Events
Date | Code | Title | Description |
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C10 | Entry into substantive examination | ||
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 | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: CPT (Fuzhou) Co., Ltd. Assignor: CPT (Bermuda) Co., Ltd. Contract fulfillment period: In October 31, 2007, 5 years Contract record no.: 200210156 Denomination of invention: A magnetic disk device for compensating electron beam divergence in a cathode ray tube caused by an earth magnetic field Granted publication date: 20000126 License type: Jiao Cha Record date: 20021231 |
|
LIC | Patent licence contract for exploitation submitted for record |
Free format text: LICENCE; TIME LIMIT OF IMPLEMENTING CONTACT: 2007.10.31, 5 YEARS Name of requester: CHUNGHWA PICTURE TUBES (FUZHOU) CO., LTD. Effective date: 20021231 |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20000126 Termination date: 20100506 |