CA1076637A - Shadow mask - Google Patents

Shadow mask

Info

Publication number
CA1076637A
CA1076637A CA084,124A CA84124A CA1076637A CA 1076637 A CA1076637 A CA 1076637A CA 84124 A CA84124 A CA 84124A CA 1076637 A CA1076637 A CA 1076637A
Authority
CA
Canada
Prior art keywords
apertures
shadow mask
horizontal
vertical
lines
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
CA084,124A
Other languages
English (en)
French (fr)
Other versions
CA84124S (en
Inventor
Yohsuke Naruse
Ryosuke Ashiya
Takehiko Nii
Yuzo Fuse
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Application granted granted Critical
Publication of CA1076637A publication Critical patent/CA1076637A/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

Landscapes

  • Electrodes For Cathode-Ray Tubes (AREA)
CA084,124A 1969-05-31 1970-05-29 Shadow mask Expired CA1076637A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP44042142A JPS4831372B1 (enrdf_load_stackoverflow) 1969-05-31 1969-05-31

Publications (1)

Publication Number Publication Date
CA1076637A true CA1076637A (en) 1980-04-29

Family

ID=12627679

Family Applications (1)

Application Number Title Priority Date Filing Date
CA084,124A Expired CA1076637A (en) 1969-05-31 1970-05-29 Shadow mask

Country Status (7)

Country Link
US (1) US3686525A (enrdf_load_stackoverflow)
JP (1) JPS4831372B1 (enrdf_load_stackoverflow)
CA (1) CA1076637A (enrdf_load_stackoverflow)
DE (1) DE2026412A1 (enrdf_load_stackoverflow)
FR (1) FR2048996A5 (enrdf_load_stackoverflow)
GB (1) GB1310366A (enrdf_load_stackoverflow)
NL (1) NL7007876A (enrdf_load_stackoverflow)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4109177A (en) * 1971-07-22 1978-08-22 Rca Corporation Cathode-ray tube having apertured mask
JPS5725657A (en) * 1980-07-23 1982-02-10 Hitachi Ltd Character display color picture tube
NL8005409A (nl) * 1980-09-30 1982-04-16 Philips Nv Kleurenbeeldbuis.
JPS59165338A (ja) * 1983-03-10 1984-09-18 Toshiba Corp カラ−受像管
SU1461377A3 (ru) * 1984-05-25 1989-02-23 Рка Корпорейшн (Фирма) Цветной кинескоп
IN165336B (enrdf_load_stackoverflow) * 1985-03-14 1989-09-23 Rca Corp
US4794299A (en) * 1986-03-25 1988-12-27 Zenith Electronics Corporation Flat tension mask color CRT front assembly with improved mask for degrouping error compensation
KR900004820B1 (ko) * 1987-03-03 1990-07-07 미쓰비시덴기 가부시기가이샤 새도 마스크식 컬러 브라운관
NL9000530A (nl) * 1990-03-08 1991-10-01 Philips Nv Schaduwmasker kleurenweergeefbuis.
JP3531879B2 (ja) * 1994-02-08 2004-05-31 株式会社 日立ディスプレイズ シャドウマスク形カラー陰極線管
US5534746A (en) * 1995-06-06 1996-07-09 Thomson Consumer Electronics, Inc. Color picture tube having shadow mask with improved aperture spacing
US5689149A (en) * 1995-11-14 1997-11-18 Thomson Consumer Electronics, Inc. Color picture tube having shadow mask with improved aperture shapes
KR100545712B1 (ko) * 1998-06-29 2006-05-23 엘지전자 주식회사 칼라음극선관용 섀도우마스크
KR100412090B1 (ko) * 1999-11-16 2003-12-24 삼성에스디아이 주식회사 칼라 음극선관용 텐션 마스크 프레임 조립체
JP2001351541A (ja) * 2000-06-01 2001-12-21 Hitachi Ltd カラー陰極線管

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2741724A (en) * 1951-11-27 1956-04-10 Rauland Corp Image-reproducing device
US2755402A (en) * 1953-09-28 1956-07-17 Rca Corp Color kinescopes of the masked-target dot-screen variety
US2947899A (en) * 1958-01-23 1960-08-02 Zenith Radio Corp Color image reproducers
US3435268A (en) * 1966-08-19 1969-03-25 Gen Electric In-line plural beam cathode ray tube with an aspherical aperture mask
US3421048A (en) * 1967-08-18 1969-01-07 Rauland Corp Color-selection mask and post-deflection focus assembly for a color tube
CS155197B2 (enrdf_load_stackoverflow) * 1968-02-12 1974-05-30

Also Published As

Publication number Publication date
NL7007876A (enrdf_load_stackoverflow) 1970-12-02
JPS4831372B1 (enrdf_load_stackoverflow) 1973-09-28
US3686525A (en) 1972-08-22
FR2048996A5 (enrdf_load_stackoverflow) 1971-03-19
GB1310366A (en) 1973-03-21
DE2026412A1 (de) 1970-12-03

Similar Documents

Publication Publication Date Title
CA1076637A (en) Shadow mask
EP0174852B1 (en) Colour cathode ray rube
US3363128A (en) Convergence system for a tricolor, three-gun television tube
KR920007178B1 (ko) 컬러수상관용 섀도우마스크
US3705322A (en) Shadow mask having apertures at intersections of barrel-shaped horizontal and pin-cushion-shaped vertical lines
KR100310404B1 (ko) 컬러음극선관용섀도우마스크및그의제조방법
US3435268A (en) In-line plural beam cathode ray tube with an aspherical aperture mask
US6489708B1 (en) Laterally spaced multiple electron gun color cathode ray tube device
US3721853A (en) Shadow mask having apertures at intersections of barrel-shaped and pincushion shaped lines
US6124668A (en) Color cathode ray tube
US4751425A (en) Color display tube with line screen having reduced moire
US6204599B1 (en) Color cathode ray tube with graded shadow mask apertures
CA1125349A (en) Color picture tube having improved corrugated mask
US3486061A (en) Cathode-ray tube for displaying color pictures
US4766341A (en) Color picture tube with shadow mask having alternately displaced apertures
EP0203636A2 (en) Colour cathode ray tube having smooth screen edges
US4767963A (en) Shadow mask color CRT with enhanced resolution and/or brightness
US4293791A (en) Color picture tube having improved corrugated apertured mask
JP2807175B2 (ja) カラー陰極線管
CA1125348A (en) Cathode-ray tube having corrugated mask with increased mask-to-screen spacing
KR100369220B1 (ko) 고해상도 전자총을 가진 컬러음극선관
CN1054461C (zh) 彩色阴极射线管
US3828216A (en) Color display tube with elongated phosphor dots and shadow mask apertures
US20020125825A1 (en) Picture display device of the index type
KR100274241B1 (ko) 평판형 음극선관

Legal Events

Date Code Title Description
MKEX Expiry