GB1346657A - Method of fabricating an apertured photo-mask - Google Patents

Method of fabricating an apertured photo-mask

Info

Publication number
GB1346657A
GB1346657A GB3297071A GB3297071A GB1346657A GB 1346657 A GB1346657 A GB 1346657A GB 3297071 A GB3297071 A GB 3297071A GB 3297071 A GB3297071 A GB 3297071A GB 1346657 A GB1346657 A GB 1346657A
Authority
GB
United Kingdom
Prior art keywords
apertures
mask
film
metal sheet
layer
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
GB3297071A
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.)
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
Publication of GB1346657A publication Critical patent/GB1346657A/en
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/02Manufacture of electrodes or electrode systems
    • H01J9/14Manufacture of electrodes or electrode systems of non-emitting electrodes
    • H01J9/142Manufacture of electrodes or electrode systems of non-emitting electrodes of shadow-masks for colour television tubes
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/02Manufacture of electrodes or electrode systems
    • H01J9/14Manufacture of electrodes or electrode systems of non-emitting electrodes
    • H01J9/142Manufacture of electrodes or electrode systems of non-emitting electrodes of shadow-masks for colour television tubes
    • H01J9/144Mask treatment related to the process of dot deposition during manufacture of luminescent screen

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Electrodes For Cathode-Ray Tubes (AREA)
  • ing And Chemical Polishing (AREA)
GB3297071A 1970-09-30 1971-07-14 Method of fabricating an apertured photo-mask Expired GB1346657A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US7690770A 1970-09-30 1970-09-30
US7677970A 1970-09-30 1970-09-30

Publications (1)

Publication Number Publication Date
GB1346657A true GB1346657A (en) 1974-02-13

Family

ID=26758465

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3297071A Expired GB1346657A (en) 1970-09-30 1971-07-14 Method of fabricating an apertured photo-mask

Country Status (9)

Country Link
US (2) US3663997A (enExample)
AU (1) AU466629B2 (enExample)
BE (1) BE773288A (enExample)
CA (2) CA950962A (enExample)
DE (1) DE2148705A1 (enExample)
FR (1) FR2108104B1 (enExample)
GB (1) GB1346657A (enExample)
IT (1) IT939783B (enExample)
NL (1) NL7113359A (enExample)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4924573A (enExample) * 1972-06-30 1974-03-05
GB1464131A (en) * 1973-02-21 1977-02-09 Hitachi Ltd Manufacture of shadow masks
US3931442A (en) * 1973-03-02 1976-01-06 Gte Sylvania Incorporated Temporary modification of a pattern mask for use in forming a color CRT screen and a process for modifying the same
JPS49130670A (enExample) * 1973-04-13 1974-12-14
US3993516A (en) * 1974-10-07 1976-11-23 Zenith Radio Corporation Method of controlled etching in the manufacture of a color selection mask for a color cathode ray tube
US3955980A (en) * 1974-11-04 1976-05-11 Zenith Radio Corporation Method for making a color selection mask for a color cathode ray tube
US4094678A (en) * 1976-12-07 1978-06-13 Zenith Radio Corporation Method of making curved color cathode ray tube shadow masks having interregistrable electron beam-passing aperture patterns
US4318026A (en) * 1980-04-30 1982-03-02 Rca Corporation Method of making a grid for a cathode-ray tube electron gun
US4303466A (en) * 1980-06-19 1981-12-01 Buckbee-Mears Company Process of forming graded aperture masks
JPS5897243A (ja) * 1981-12-03 1983-06-09 Toshiba Corp カラ−受像管用マスクの製作法
US4534744A (en) * 1983-05-02 1985-08-13 Burroughs Corporation Display panel and method of making it
US4632726A (en) * 1984-07-13 1986-12-30 Bmc Industries, Inc. Multi-graded aperture mask method
US4651051A (en) * 1985-07-05 1987-03-17 Rca Corporation Cathode-ray tube having a focusing color-selection structure and a viewing screen formed therefrom
EP0476949A1 (en) * 1990-09-19 1992-03-25 Konica Corporation Silver halide color photographic light sensitive material
US5656418A (en) 1994-09-12 1997-08-12 Fuji Photo Film Co., Ltd. Silver halide color photographic material

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2663821A (en) * 1951-06-16 1953-12-22 Rca Corp Masked target kinescope

Also Published As

Publication number Publication date
IT939783B (it) 1973-02-10
AU3362071A (en) 1973-03-22
BE773288A (fr) 1972-01-17
CA950962A (en) 1974-07-09
FR2108104B1 (enExample) 1973-06-29
CA950963A (en) 1974-07-09
NL7113359A (enExample) 1972-04-05
DE2148705A1 (de) 1972-04-06
FR2108104A1 (enExample) 1972-05-12
AU466629B2 (en) 1975-11-06
US3663997A (en) 1972-05-23
US3725065A (en) 1973-04-03

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees