FR2151051A1 - - Google Patents

Info

Publication number: FR2151051A1
Authority: FR; France
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

Application number

FR7230968A

Other languages

Other versions

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Hitachi Ltd

Original Assignee

Hitachi Ltd

Priority date (The priority date 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 date listed.)

1971-09-03

Filing date

1972-08-31

Publication date

1973-04-13

1971-09-03 Priority claimed from JP7936571U external-priority patent/JPS4835267U/ja

1971-11-01 Priority claimed from JP10085271U external-priority patent/JPS5552610Y2/ja

1972-08-31 Application filed by Hitachi Ltd filed Critical Hitachi Ltd

1973-04-13 Publication of FR2151051A1 publication Critical patent/FR2151051A1/fr

1974-10-25 Application granted granted Critical

1974-10-25 Publication of FR2151051B1 publication Critical patent/FR2151051B1/fr

Status Expired legal-status Critical Current

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
- H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
- H01J29/06—Screens for shielding; Masks interposed in the electron stream
- H01J29/07—Shadow masks for colour television tubes
- 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
- H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
- H01J29/06—Screens for shielding; Masks interposed in the electron stream
- H01J29/07—Shadow masks for colour television tubes
- H01J29/073—Mounting arrangements associated with shadow masks
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2229/00—Details of cathode ray tubes or electron beam tubes
- H01J2229/07—Shadow masks
- H01J2229/0727—Aperture plate
- H01J2229/0766—Details of skirt or border
- H01J2229/0772—Apertures, cut-outs, depressions, or the like

FR7230968A 1971-09-03 1972-08-31 Expired FR2151051B1 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP7936571U JPS4835267U (en)	1971-09-03	1971-09-03
JP10085271U JPS5552610Y2 (en)	1971-11-01	1971-11-01

Publications (2)

Publication Number	Publication Date
FR2151051A1 true FR2151051A1 (en)	1973-04-13
FR2151051B1 FR2151051B1 (en)	1974-10-25

Family

ID=26420383

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR7230968A Expired FR2151051B1 (en)	1971-09-03	1972-08-31

Country Status (4)

Country	Link
US (1)	US3862448A (en)
DE (1)	DE2242782B2 (en)
FR (1)	FR2151051B1 (en)
GB (1)	GB1407608A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0078573A1 (en) *	1981-10-29	1983-05-11	Koninklijke Philips Electronics N.V.	Colour display tube
EP0278709A2 (en) *	1987-02-10	1988-08-17	Rca Licensing Corporation	Cathode ray-tube having shadow mask for low overscan
EP0924741A1 (en) *	1997-03-14	1999-06-23	Kabushiki Kaisha Toshiba	Color cathode-ray tube
EP1091381A2 (en) *	1999-10-08	2001-04-11	Hitachi, Ltd.	Color cathode ray tube
EP1178515A2 (en) *	2000-08-04	2002-02-06	Matsushita Electric Industrial Co., Ltd.	Cathode ray tube

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2549732A1 (en) *	1975-11-06	1977-05-26	Licentia Gmbh	COLOR SELECTION MASK ARRANGEMENT FOR A COLOR IMAGE CATHODE BEAM TUBE
US4045701A (en) *	1976-02-02	1977-08-30	Zenith Radio Corporation	Shadow mask supported by cathode ray tube faceplate
US4191909A (en) *	1978-10-23	1980-03-04	Zenith Radio Corporation	Color CRT with shadow mask having peripherally grooved skirt
DE3018623C2 (en) *	1980-05-16	1983-03-24	Kernforschungsanlage Jülich GmbH, 5170 Jülich	Acceleration grid
US4599533A (en) *	1984-05-15	1986-07-08	Rca Corporation	Color picture tube having shadow mask frame with truncated corners
FR2576452A1 (en) *	1985-01-22	1986-07-25	Rca Corp	Colour picture tube with improved shadowmask
US4767962A (en) *	1986-07-02	1988-08-30	Zenith Electronics Corporation	Color cathode ray tube and tensible shadow mask blank for use therein
DE69718986T2 (en) *	1996-11-11	2004-01-08	Kabushiki Kaisha Toshiba, Kawasaki	Shadow mask and process for its manufacture
JP3536960B2 (en) *	1997-03-11	2004-06-14	株式会社日立ディスプレイズ	Color cathode ray tube with shadow mask
KR100224981B1 (en) *	1997-07-23	1999-10-15	구자홍	Shadowmask assembly of flat cathode ray tube
TW512389B (en)	1998-04-24	2002-12-01	Hitachi Ltd	Color cathode ray tube having a shadow mask structure with curl reduced in a skirt portion thereof
AU2003289838A1 (en) *	2002-08-14	2004-03-11	Lg. Philips Displays	Color display tube with improved color selection electrode
EP1432003A1 (en) *	2002-12-20	2004-06-23	Thomson Licensing S.A.	Cathode ray tube (CRT) including a shadow mask with a partially etched mask border and skirt

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2733366A (en) *		1956-01-31		Grimm ctal
BE540599A (en) *	1954-08-18
US3524973A (en) *	1968-08-13	1970-08-18	Sylvania Electric Prod	Shadow mask supporting structure having thermal expansion correction means
GB1309696A (en) *	1969-03-19	1973-03-14	Matsushita Electronics Corp	Shadow mask support means for a colour television image tube
US3639799A (en) *	1969-04-02	1972-02-01	Tubal Ind Inc	Shadow mask with reinforcing ring for colored television picture tube
GB1313071A (en) *	1970-06-15	1973-04-11	Rca Corp	Shadwo-mask cathode-ray tube and frame assembly and method of making same
US3809945A (en) *	1973-03-02	1974-05-07	Zenith Radio Corp	Shadow mask for color cathode ray tube and method of manufacture thereof

1972
- 1972-08-31 US US285322A patent/US3862448A/en not_active Expired - Lifetime
- 1972-08-31 GB GB4035572A patent/GB1407608A/en not_active Expired
- 1972-08-31 DE DE19722242782 patent/DE2242782B2/en active Granted
- 1972-08-31 FR FR7230968A patent/FR2151051B1/fr not_active Expired

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0078573A1 (en) *	1981-10-29	1983-05-11	Koninklijke Philips Electronics N.V.	Colour display tube
EP0278709A2 (en) *	1987-02-10	1988-08-17	Rca Licensing Corporation	Cathode ray-tube having shadow mask for low overscan
EP0278709A3 (en) *	1987-02-10	1988-11-30	Rca Licensing Corporation	Cathode ray-tube having shadow mask for low overscan
EP0924741A1 (en) *	1997-03-14	1999-06-23	Kabushiki Kaisha Toshiba	Color cathode-ray tube
EP0924741A4 (en) *	1997-03-14	2002-01-02	Toshiba Kk	Color cathode-ray tube
US6384522B1 (en)	1997-03-14	2002-05-07	Kabushiki Kaisha Toshiba	Color cathode ray tube for reducing landing drift of electron beams on phosphor layers
EP1091381A2 (en) *	1999-10-08	2001-04-11	Hitachi, Ltd.	Color cathode ray tube
EP1091381A3 (en) *	1999-10-08	2002-01-02	Hitachi, Ltd.	Color cathode ray tube
US6501214B1 (en)	1999-10-08	2002-12-31	Hitachi Ltd.	Color cathode ray tube
EP1178515A2 (en) *	2000-08-04	2002-02-06	Matsushita Electric Industrial Co., Ltd.	Cathode ray tube
EP1178515A3 (en) *	2000-08-04	2002-02-13	Matsushita Electric Industrial Co., Ltd.	Cathode ray tube
US6710527B2 (en)	2000-08-04	2004-03-23	Matsushita Electric Industrial Co., Ltd.	Cathode ray tube with slit in dead space of shadow mask

Also Published As

Publication number	Publication date
DE2242782B2 (en)	1976-04-29
US3862448A (en)	1975-01-21
GB1407608A (en)	1975-09-24
DE2242782A1 (en)	1973-03-08
FR2151051B1 (en)	1974-10-25

Publication	Publication Date	Title
FR2151051B1 (en)	1974-10-25
ATA136472A (en)	1973-12-15
AR196074A1 (en)	1973-11-30
AU2658571A (en)	1972-09-21
AU2691671A (en)	1972-09-28
AU2941471A (en)	1972-11-30
AU2952271A (en)	1972-12-07
AU2894671A (en)	1972-11-23
AU2742671A (en)	1972-10-12
AU2485671A (en)	1972-08-03
AU2684071A (en)	1972-09-28
AU3005371A (en)	1972-12-21
AU2564071A (en)	1972-08-24
AU2473671A (en)	1972-08-03
AU2836771A (en)	1972-11-09
AU3038671A (en)	1973-01-04
AU2503871A (en)	1972-08-10
AU3025871A (en)	1973-01-04
AU2577671A (en)	1972-08-24
AU2588771A (en)	1972-08-31
AU2654071A (en)	1972-09-21
AU2927871A (en)	1972-11-30
AU2669471A (en)	1972-09-21
AU2456871A (en)	1972-08-17
AU2684171A (en)	1971-07-15