GB1388091A - Colour picture tubes - Google Patents

Colour picture tubes

Info

Publication number
GB1388091A
GB1388091A GB150473A GB150473A GB1388091A GB 1388091 A GB1388091 A GB 1388091A GB 150473 A GB150473 A GB 150473A GB 150473 A GB150473 A GB 150473A GB 1388091 A GB1388091 A GB 1388091A
Authority
GB
United Kingdom
Prior art keywords
electrode
side facing
bridges
jan
stripe
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
GB150473A
Other languages
English (en)
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.)
Filing date
Publication date
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Publication of GB1388091A publication Critical patent/GB1388091A/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
    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C9/00—Electrically-actuated devices for setting the time-indicating means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electrodes For Cathode-Ray Tubes (AREA)
GB150473A 1972-01-19 1973-01-11 Colour picture tubes Expired GB1388091A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1972008061U JPS513733Y2 (enrdf_load_stackoverflow) 1972-01-19 1972-01-19

Publications (1)

Publication Number Publication Date
GB1388091A true GB1388091A (en) 1975-03-19

Family

ID=11682813

Family Applications (1)

Application Number Title Priority Date Filing Date
GB150473A Expired GB1388091A (en) 1972-01-19 1973-01-11 Colour picture tubes

Country Status (4)

Country Link
US (1) US3883770A (enrdf_load_stackoverflow)
JP (1) JPS513733Y2 (enrdf_load_stackoverflow)
FR (1) FR2168383B1 (enrdf_load_stackoverflow)
GB (1) GB1388091A (enrdf_load_stackoverflow)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4296189A (en) * 1979-05-24 1981-10-20 Rca Corporation Color picture tube having improved slit type shadow mask and method of making same
US4300069A (en) * 1979-12-18 1981-11-10 Rca Corporation Color picture tube having improved slit type shadow mask and method of making same
US4293792A (en) * 1979-12-18 1981-10-06 Rca Corporation Color picture tube having improved slit type shadow mask
US4389592A (en) * 1980-05-12 1983-06-21 Buckbee-Mears Company Color picture tube and aperture mask therefor
JPS577041A (en) * 1980-05-12 1982-01-14 Buckbee Mears Co Structure with visual sense opening line and method of manufacturing same
US4632726A (en) * 1984-07-13 1986-12-30 Bmc Industries, Inc. Multi-graded aperture mask method
KR100364694B1 (ko) * 1999-11-30 2002-12-16 엘지전자 주식회사 칼라 브라운관용 마스크 구조
KR20010097161A (ko) * 2000-04-20 2001-11-08 김순택 칼라 음극선관용 텐션마스크와 이의 제조방법 및텐션마스크를 제조하기 위한 노광마스크
KR20020018278A (ko) * 2000-09-01 2002-03-08 김순택 칼라 음극선관용 마스크 및 이 마스크의 제조방법과마스크를 제조하기 위한 노광마스크
WO2003049137A2 (en) * 2001-11-30 2003-06-12 Bmc Industries, Inc. Tie bars only on the grade side of aperture masks
US20030143469A1 (en) * 2001-11-30 2003-07-31 Sage Thomas R. Grade tie bar only (GTO) and graded grade tie bar only (GGTO) aperture 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
JPS4826175B1 (enrdf_load_stackoverflow) * 1969-02-17 1973-08-07
US3666462A (en) * 1969-03-28 1972-05-30 Zenith Radio Corp Process of screening a shadow mask color tube
GB1323620A (en) * 1971-12-30 1973-07-18 Hitachi Ltd Shadow masks for use in colour picture tubes

Also Published As

Publication number Publication date
FR2168383B1 (enrdf_load_stackoverflow) 1978-05-19
DE2302177A1 (de) 1973-07-26
JPS513733Y2 (enrdf_load_stackoverflow) 1976-02-03
US3883770A (en) 1975-05-13
JPS4885555U (enrdf_load_stackoverflow) 1973-10-17
DE2302177B2 (enrdf_load_stackoverflow) 1975-06-26
FR2168383A1 (enrdf_load_stackoverflow) 1973-08-31

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
435 Patent endorsed 'licences of right' on the date specified (sect. 35/1949)
PCNP Patent ceased through non-payment of renewal fee