DE3047846A1 - "farbbildroehre mit verbesserter schlitzmaske und verfahren zu ihrer herstellung" - Google Patents
"farbbildroehre mit verbesserter schlitzmaske und verfahren zu ihrer herstellung"Info
- Publication number
- DE3047846A1 DE3047846A1 DE19803047846 DE3047846A DE3047846A1 DE 3047846 A1 DE3047846 A1 DE 3047846A1 DE 19803047846 DE19803047846 DE 19803047846 DE 3047846 A DE3047846 A DE 3047846A DE 3047846 A1 DE3047846 A1 DE 3047846A1
- Authority
- DE
- Germany
- Prior art keywords
- mask
- openings
- webs
- opening
- parts
- 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.)
- Granted
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
Landscapes
- Electrodes For Cathode-Ray Tubes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/104,823 US4300069A (en) | 1979-12-18 | 1979-12-18 | Color picture tube having improved slit type shadow mask and method of making same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3047846A1 true DE3047846A1 (de) | 1981-09-17 |
| DE3047846C2 DE3047846C2 (US20100012521A1-20100121-C00001.png) | 1987-01-22 |
Family
ID=22302578
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19803047846 Granted DE3047846A1 (de) | 1979-12-18 | 1980-12-18 | "farbbildroehre mit verbesserter schlitzmaske und verfahren zu ihrer herstellung" |
Country Status (12)
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57163955A (en) * | 1981-02-25 | 1982-10-08 | Toshiba Corp | Mask focusing type color picture tube |
| JPS58128636A (ja) * | 1982-01-27 | 1983-08-01 | Toshiba Corp | カラ−受像管 |
| JPS60122037U (ja) * | 1984-01-26 | 1985-08-17 | カヤバ工業株式会社 | 油圧緩衝器 |
| JPS60182540U (ja) * | 1984-05-14 | 1985-12-04 | カヤバ工業株式会社 | 油圧緩衝器 |
| SU1461377A3 (ru) * | 1984-05-25 | 1989-02-23 | Рка Корпорейшн (Фирма) | Цветной кинескоп |
| JPH0434262Y2 (US20100012521A1-20100121-C00001.png) * | 1987-10-01 | 1992-08-14 | ||
| US5382870A (en) * | 1992-09-21 | 1995-01-17 | Bmc Industries, Inc. | Stackable aperture masks |
| US6072270A (en) * | 1998-06-22 | 2000-06-06 | Chunghwa Picture Tubes, Inc. | Shadow mask for color CRT |
| KR100388903B1 (ko) | 1999-12-10 | 2003-06-25 | 삼성에스디아이 주식회사 | 평면형 음극선관용 섀도우마스크 프레임 조립체 |
| KR100683647B1 (ko) | 2000-04-21 | 2007-02-15 | 삼성에스디아이 주식회사 | 칼라 음극선관의 텐션 마스크 프레임 조립체 |
| AU2002359547A1 (en) * | 2001-11-30 | 2003-06-17 | 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 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3923566A (en) * | 1972-06-21 | 1975-12-02 | Rca Corp | Method of fabricating an apertured mask for a cathode-ray tube |
| DE2822016A1 (de) * | 1977-05-20 | 1978-11-23 | Rca Corp | Kathodenstrahlroehre mit spannungsfreier schlitzmaske |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS513733Y2 (US20100012521A1-20100121-C00001.png) * | 1972-01-19 | 1976-02-03 | ||
| JPS519264B2 (US20100012521A1-20100121-C00001.png) * | 1972-05-30 | 1976-03-25 | ||
| US3973965A (en) * | 1972-05-30 | 1976-08-10 | Tokyo Shibaura Electric Co., Ltd. | Making shadow mask with slit-shaped apertures for CRT |
| US3944867A (en) * | 1974-03-15 | 1976-03-16 | Zenith Radio Corporation | Shadow mask having ribs bounding rectangular apertures |
| US3916243A (en) * | 1974-09-20 | 1975-10-28 | Buckbee Mears Co | Channeled shadow mask |
| JPS5310961A (en) * | 1976-07-19 | 1978-01-31 | Hitachi Ltd | Color picture tube |
| JPS5376741A (en) * | 1976-12-20 | 1978-07-07 | Toshiba Corp | Shadow mask its fabrication |
| JPS5390755A (en) * | 1977-01-21 | 1978-08-09 | Toshiba Corp | Shadow mask |
-
1979
- 1979-12-18 US US06/104,823 patent/US4300069A/en not_active Expired - Lifetime
-
1980
- 1980-11-19 IT IT26095/80A patent/IT1150063B/it active
- 1980-12-09 CA CA000366361A patent/CA1138517A/en not_active Expired
- 1980-12-10 BR BR8008054A patent/BR8008054A/pt unknown
- 1980-12-11 FI FI803856A patent/FI803856L/fi not_active Application Discontinuation
- 1980-12-11 FR FR8026265A patent/FR2472262B1/fr not_active Expired
- 1980-12-17 JP JP55179669A patent/JPS589538B2/ja not_active Expired
- 1980-12-17 PL PL1980228528A patent/PL135357B1/pl unknown
- 1980-12-17 GB GB8040402A patent/GB2069229B/en not_active Expired
- 1980-12-17 DD DD80226164A patent/DD155465A5/de unknown
- 1980-12-17 SU SU803217962A patent/SU1176859A3/ru active
- 1980-12-18 DE DE19803047846 patent/DE3047846A1/de active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3923566A (en) * | 1972-06-21 | 1975-12-02 | Rca Corp | Method of fabricating an apertured mask for a cathode-ray tube |
| DE2822016A1 (de) * | 1977-05-20 | 1978-11-23 | Rca Corp | Kathodenstrahlroehre mit spannungsfreier schlitzmaske |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2472262A1 (fr) | 1981-06-26 |
| BR8008054A (pt) | 1981-06-23 |
| DE3047846C2 (US20100012521A1-20100121-C00001.png) | 1987-01-22 |
| IT8026095A0 (it) | 1980-11-19 |
| IT1150063B (it) | 1986-12-10 |
| PL228528A1 (US20100012521A1-20100121-C00001.png) | 1981-08-21 |
| DD155465A5 (de) | 1982-06-09 |
| GB2069229A (en) | 1981-08-19 |
| JPS5697946A (en) | 1981-08-07 |
| CA1138517A (en) | 1982-12-28 |
| US4300069A (en) | 1981-11-10 |
| SU1176859A3 (ru) | 1985-08-30 |
| JPS589538B2 (ja) | 1983-02-21 |
| FR2472262B1 (fr) | 1985-11-29 |
| GB2069229B (en) | 1984-03-21 |
| FI803856L (fi) | 1981-06-19 |
| PL135357B1 (en) | 1985-10-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |