SG77191G - Colour cathode ray tube with an electron gun - Google Patents
Colour cathode ray tube with an electron gunInfo
- Publication number
- SG77191G SG77191G SG771/91A SG77191A SG77191G SG 77191 G SG77191 G SG 77191G SG 771/91 A SG771/91 A SG 771/91A SG 77191 A SG77191 A SG 77191A SG 77191 G SG77191 G SG 77191G
- Authority
- SG
- Singapore
- Prior art keywords
- ray tube
- cathode ray
- electron gun
- colour cathode
- colour
- Prior art date
Links
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
- H01J29/48—Electron guns
- H01J29/50—Electron guns two or more guns in a single vacuum space, e.g. for plural-ray tube
-
- 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
- H01J29/48—Electron guns
- H01J29/50—Electron guns two or more guns in a single vacuum space, e.g. for plural-ray tube
- H01J29/503—Three or more guns, the axes of which lay in a common plane
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
- H01J9/02—Manufacture of electrodes or electrode systems
- H01J9/14—Manufacture of electrodes or electrode systems of non-emitting electrodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2229/00—Details of cathode ray tubes or electron beam tubes
- H01J2229/48—Electron guns
- H01J2229/4844—Electron guns characterised by beam passing apertures or combinations
- H01J2229/4848—Aperture shape as viewed along beam axis
- H01J2229/4858—Aperture shape as viewed along beam axis parallelogram
- H01J2229/4865—Aperture shape as viewed along beam axis parallelogram rectangle
- H01J2229/4868—Aperture shape as viewed along beam axis parallelogram rectangle with rounded end or ends
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2229/00—Details of cathode ray tubes or electron beam tubes
- H01J2229/48—Electron guns
- H01J2229/4844—Electron guns characterised by beam passing apertures or combinations
- H01J2229/4848—Aperture shape as viewed along beam axis
- H01J2229/4872—Aperture shape as viewed along beam axis circular
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2229/00—Details of cathode ray tubes or electron beam tubes
- H01J2229/48—Electron guns
- H01J2229/4844—Electron guns characterised by beam passing apertures or combinations
- H01J2229/4848—Aperture shape as viewed along beam axis
- H01J2229/4896—Aperture shape as viewed along beam axis complex and not provided for
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
- Electrodes For Cathode-Ray Tubes (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/518,507 US4584500A (en) | 1983-07-29 | 1983-07-29 | Electron gun integral beam correctors in a color cathode ray tube |
Publications (1)
Publication Number | Publication Date |
---|---|
SG77191G true SG77191G (en) | 1991-12-13 |
Family
ID=24064234
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG771/91A SG77191G (en) | 1983-07-29 | 1991-09-17 | Colour cathode ray tube with an electron gun |
Country Status (7)
Country | Link |
---|---|
US (1) | US4584500A (ko) |
EP (1) | EP0134602B1 (ko) |
JP (1) | JPH0666136B2 (ko) |
KR (1) | KR910009661B1 (ko) |
CA (1) | CA1214487A (ko) |
DE (1) | DE3477445D1 (ko) |
SG (1) | SG77191G (ko) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL8203322A (nl) * | 1982-08-25 | 1984-03-16 | Philips Nv | Kleurenbeeldbuis. |
US4642515A (en) * | 1984-12-12 | 1987-02-10 | North American Philips Consumer Electronics Corp. | Color cathode ray tube in-line electron gun structure incorporating deep saddle accelerating electrode |
US4656391A (en) * | 1984-12-12 | 1987-04-07 | North American Philips Consumer Electronics Corp. | Color cathode ray tube in-line electron gun focusing electrode with overlapping tapered apertures enlarged for beam spot shaping, and gun structures incorporating same |
JPH01234137A (ja) * | 1988-03-10 | 1989-09-19 | Sumitomo Electric Ind Ltd | 切削工具の寿命検出方法及び装置 |
JP2564189B2 (ja) * | 1989-07-21 | 1996-12-18 | 栃木県 | 機械工具の寿命判定方法 |
US6255767B1 (en) | 1997-11-29 | 2001-07-03 | Orion Electric Co., Ltd. | Electrode gun with grid electrode having contoured apertures |
WO1999028938A2 (en) * | 1997-11-29 | 1999-06-10 | Orion Electric Co., Ltd. | Electron gun for a cathode ray tube |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5413769A (en) * | 1977-07-01 | 1979-02-01 | Matsushita Electronics Corp | Color picture tube |
US4275332A (en) * | 1978-07-25 | 1981-06-23 | Matsushita Electronics Corporation | In-line electron gun |
JPS5648037A (en) * | 1979-09-26 | 1981-05-01 | Mitsubishi Electric Corp | Electrode structural body for inline electron gun |
JPS5732536A (en) * | 1980-08-01 | 1982-02-22 | Hitachi Ltd | Working method for electrode section of electron gun |
US4374341A (en) * | 1980-10-15 | 1983-02-15 | North American Philips Consumer Electronics Corp. | Beam focusing means in a unitized tri-potential CRT electron gun assembly |
US4374342A (en) * | 1980-10-15 | 1983-02-15 | North American Philips Consumer Electronics Corp. | Focusing means in a unitized bi-potential CRT electron gun assembly |
JPS5798962A (en) * | 1980-12-10 | 1982-06-19 | Toshiba Corp | Electron gun for color picture tube |
US4412149A (en) * | 1981-09-21 | 1983-10-25 | North American Philips Consumer Electronics Corp. | CRT Focusing electrode structure |
JPS5868848A (ja) * | 1981-10-20 | 1983-04-23 | Toshiba Corp | カラー受像管用電子銃構体 |
US4484102A (en) * | 1982-03-02 | 1984-11-20 | Rca Corporation | Strengthening means for a deep-drawn in-line electron gun electrode |
US4614894A (en) * | 1982-12-06 | 1986-09-30 | Hitachi Ltd. | Electron gun for color picture tube |
US4542318A (en) * | 1982-12-16 | 1985-09-17 | North American Philips Consumer Electronics Corp. | CRT lensing electrodes having apertures defined by tapered sidewalls |
US4517488A (en) * | 1983-04-14 | 1985-05-14 | North American Philips Consumer Electronics Corp. | In-line electron gun structure for color cathode ray tube having lensing electrodes with tapered apertures and beam spot-shaping inserts |
-
1983
- 1983-07-29 US US06/518,507 patent/US4584500A/en not_active Expired - Fee Related
-
1984
- 1984-07-12 EP EP84201038A patent/EP0134602B1/en not_active Expired
- 1984-07-12 DE DE8484201038T patent/DE3477445D1/de not_active Expired
- 1984-07-26 JP JP59154213A patent/JPH0666136B2/ja not_active Expired - Lifetime
- 1984-07-26 CA CA000459765A patent/CA1214487A/en not_active Expired
- 1984-07-26 KR KR1019840004434A patent/KR910009661B1/ko not_active IP Right Cessation
-
1991
- 1991-09-17 SG SG771/91A patent/SG77191G/en unknown
Also Published As
Publication number | Publication date |
---|---|
CA1214487A (en) | 1986-11-25 |
US4584500A (en) | 1986-04-22 |
KR910009661B1 (ko) | 1991-11-25 |
JPH0666136B2 (ja) | 1994-08-24 |
EP0134602A1 (en) | 1985-03-20 |
EP0134602B1 (en) | 1989-03-22 |
DE3477445D1 (en) | 1989-04-27 |
JPS6049541A (ja) | 1985-03-18 |
KR850000763A (ko) | 1985-03-09 |
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