CA998420A - Cathode-ray tube with shadow mask having random web distribution - Google Patents

Cathode-ray tube with shadow mask having random web distribution

Info

Publication number
CA998420A
CA998420A CA185,379A CA185379A CA998420A CA 998420 A CA998420 A CA 998420A CA 185379 A CA185379 A CA 185379A CA 998420 A CA998420 A CA 998420A
Authority
CA
Canada
Prior art keywords
cathode
ray tube
shadow mask
random web
web distribution
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
Application number
CA185,379A
Other versions
CA185379S (en
Inventor
Robert L. Barbin
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.)
RCA Corp
Original Assignee
RCA Corp
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.)
Filing date
Publication date
Application filed by RCA Corp filed Critical RCA Corp
Application granted granted Critical
Publication of CA998420A publication Critical patent/CA998420A/en
Expired legal-status Critical Current

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
    • H01J29/02—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
    • H01J29/076—Shadow masks for colour television tubes characterised by the shape or distribution of beam-passing apertures
CA185,379A 1972-11-10 1973-11-08 Cathode-ray tube with shadow mask having random web distribution Expired CA998420A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US30524472A 1972-11-10 1972-11-10

Publications (1)

Publication Number Publication Date
CA998420A true CA998420A (en) 1976-10-12

Family

ID=23179991

Family Applications (1)

Application Number Title Priority Date Filing Date
CA185,379A Expired CA998420A (en) 1972-11-10 1973-11-08 Cathode-ray tube with shadow mask having random web distribution

Country Status (8)

Country Link
US (1) US3766419A (en)
JP (1) JPS50744A (en)
CA (1) CA998420A (en)
DE (1) DE2356461A1 (en)
FR (1) FR2208184B1 (en)
GB (1) GB1450597A (en)
IT (1) IT998831B (en)
NL (1) NL7315386A (en)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4186326A (en) * 1973-06-18 1980-01-29 Matsushita Electronics Corporation Shadow mask having vertical pitch about 8/(2n-1) times horizontal pitch
JPS5140072A (en) * 1974-09-30 1976-04-03 Matsushita Electric Ind Co Ltd KARAAJUZOKAN
GB1546889A (en) * 1975-03-19 1979-05-31 Rca Corp Cathode ray tube having shadow mask
US4326147A (en) * 1975-08-18 1982-04-20 Hitachi, Ltd. Slotted shadow mask having apertures spaced to minimize moire
US4210842A (en) * 1975-09-10 1980-07-01 Hitachi, Ltd. Color picture tube with shadow mask
US4028582A (en) * 1975-09-22 1977-06-07 Rca Corporation Guided beam flat display device
NL7711713A (en) * 1977-10-26 1979-05-01 Philips Nv COLOR IMAGE TUBE.
US4300070A (en) * 1978-11-30 1981-11-10 Rca Corporation Cathode-ray tube screen border improvement
US4296189A (en) * 1979-05-24 1981-10-20 Rca Corporation Color picture tube having improved slit type shadow mask and method of making same
US4293791A (en) * 1979-11-15 1981-10-06 Rca Corporation Color picture tube having improved corrugated apertured mask
JPS6011560A (en) * 1983-06-29 1985-01-21 Teikoku Kako Kk Production of pigment having iridescent luster
US4631440A (en) * 1985-04-29 1986-12-23 North American Philips Consumer Electronics Corp. Color cathode ray tube having smooth screen edges
JP2531214B2 (en) * 1987-12-17 1996-09-04 三菱電機株式会社 Shadow mask type color picture tube
JPH02103847A (en) * 1988-10-11 1990-04-16 Mitsubishi Electric Corp Shadow mask type color cathode-ray tube
JPH0824034B2 (en) * 1989-01-27 1996-03-06 三菱電機株式会社 Sheath mask type color cathode ray tube
FR2651400A1 (en) * 1989-08-22 1991-03-01 Sextant Avionique Two-dimensional structure, formed by point-like elements, for producing an image, and method of producing such a structure
US5055736A (en) * 1990-03-30 1991-10-08 Samsung Electron Devices Co., Ltd. Shadow mask for use in a three-gun color picture tube
US4990832A (en) * 1990-05-22 1991-02-05 Rca Licensing Corporation Color display system
US5000711A (en) * 1990-07-02 1991-03-19 Rca Licensing Corporation Method of making color picture tube shadow mask having improved tie bar locations
US5243253A (en) * 1991-07-30 1993-09-07 Thomson Consumer Electronics, Inc. Color picture tube having shadow mask with improved tie bar grading
IT1298770B1 (en) 1998-03-20 2000-02-02 Videocolor Spa SHADOW MASK OF A COLOR KINESCOPE, WITH A BETTER SPACING OF THE OPENING COLUMNS OF THE SAME
US6784607B2 (en) * 2000-04-25 2004-08-31 Matsushita Electric Industrial Co., Ltd. Color 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
KR100532066B1 (en) * 2003-02-10 2005-11-30 엘지.필립스 디스플레이 주식회사 Cathode ray tube
JP2004296361A (en) * 2003-03-28 2004-10-21 Mitsubishi Electric Corp Strip type mask structure for color cathode-ray tube
US8963270B2 (en) * 2012-08-07 2015-02-24 Pu Ni Tai Neng (HangZhou) Co., Limited Fabrication of interconnected thin-film concentrator cells using shadow masks

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2690518A (en) * 1953-06-01 1954-09-28 Columbia Broadcasting Syst Inc Color picture tube
US2863079A (en) * 1955-05-27 1958-12-02 Kendon Electronics Inc Masking devices for color television screen or the like
DE2012046A1 (en) * 1969-03-14 1970-10-01 Tokyo Shibaura Electric Co. Ltd., Kawasaki (Japan) Shadow mask color picture tube and process for their manufacture
US3652895A (en) * 1969-05-23 1972-03-28 Tokyo Shibaura Electric Co Shadow-mask having graduated rectangular apertures

Also Published As

Publication number Publication date
DE2356461A1 (en) 1974-05-16
NL7315386A (en) 1974-05-14
FR2208184B1 (en) 1976-06-18
GB1450597A (en) 1976-09-22
JPS50744A (en) 1975-01-07
IT998831B (en) 1976-02-20
FR2208184A1 (en) 1974-06-21
US3766419A (en) 1973-10-16

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