GB2100520B - Making conductive holes in printed circuit boards - Google Patents

Making conductive holes in printed circuit boards

Info

Publication number
GB2100520B
GB2100520B GB8210613A GB8210613A GB2100520B GB 2100520 B GB2100520 B GB 2100520B GB 8210613 A GB8210613 A GB 8210613A GB 8210613 A GB8210613 A GB 8210613A GB 2100520 B GB2100520 B GB 2100520B
Authority
GB
United Kingdom
Prior art keywords
printed circuit
circuit boards
conductive holes
making conductive
making
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
GB8210613A
Other languages
English (en)
Other versions
GB2100520A (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.)
Italtel SpA
Original Assignee
Italtel SpA
Italtel Societa Italiana Telecomunicazioni SpA
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 Italtel SpA, Italtel Societa Italiana Telecomunicazioni SpA filed Critical Italtel SpA
Publication of GB2100520A publication Critical patent/GB2100520A/en
Application granted granted Critical
Publication of GB2100520B publication Critical patent/GB2100520B/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K3/00—Apparatus or processes for manufacturing printed circuits
    • H05K3/40—Forming printed elements for providing electric connections to or between printed circuits
    • H05K3/4038—Through-connections; Vertical interconnect access [VIA] connections
    • H05K3/4053—Through-connections; Vertical interconnect access [VIA] connections by thick-film techniques
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
    • H05K2201/09—Shape and layout
    • H05K2201/09818—Shape or layout details not covered by a single group of H05K2201/09009 - H05K2201/09809
    • H05K2201/09981—Metallised walls
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
    • H05K2203/01—Tools for processing; Objects used during processing
    • H05K2203/0104—Tools for processing; Objects used during processing for patterning or coating
    • H05K2203/0134—Drum, e.g. rotary drum or dispenser with a plurality of openings
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
    • H05K2203/07—Treatments involving liquids, e.g. plating, rinsing
    • H05K2203/0736—Methods for applying liquids, e.g. spraying
    • H05K2203/0753—Reversing fluid direction, e.g. in holes

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Manufacturing Of Printed Wiring (AREA)
  • Printing Plates And Materials Therefor (AREA)
  • Printing Elements For Providing Electric Connections Between Printed Circuits (AREA)
GB8210613A 1981-04-10 1982-04-13 Making conductive holes in printed circuit boards Expired GB2100520B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT21045/81A IT1137331B (it) 1981-04-10 1981-04-10 Metodo per rendere conduttivi fori passanti in supporti per circuiti elettrici

Publications (2)

Publication Number Publication Date
GB2100520A GB2100520A (en) 1982-12-22
GB2100520B true GB2100520B (en) 1984-10-10

Family

ID=11175883

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8210613A Expired GB2100520B (en) 1981-04-10 1982-04-13 Making conductive holes in printed circuit boards

Country Status (5)

Country Link
GB (1) GB2100520B (it)
IL (1) IL65455A0 (it)
IT (1) IT1137331B (it)
SE (1) SE8202309L (it)
YU (1) YU79382A (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1219179A (en) * 1982-09-27 1987-03-17 Etd Technology, Inc. Apparatus and method for electroless plating
IT1165498B (it) * 1983-12-20 1987-04-22 Italtel Spa Metodo per rivestire con un inchiostro le pareti di fori passanti in supporti per circuiti elettrici e macchina per implementare tlae metodo
SE453708B (sv) * 1985-03-05 1988-02-22 Svecia Silkscreen Maskiner Ab Stenciltryckmaskin for att bilda ett materialskikt pa ett inre veggparti for ett genomgaende hal i en platta
EP0327298A3 (en) * 1988-02-03 1990-06-27 THE GENERAL ELECTRIC COMPANY, p.l.c. Apparatus for selectively coating part of a member
GB8802393D0 (en) * 1988-02-03 1988-03-02 Gen Electric Co Plc Apparatus for selectively coating part of member
DE3916694A1 (de) * 1989-05-23 1990-11-29 Schering Ag Anordnung zur chemischen behandlung und/oder reinigung von gut, insbesondere von mit bohrungen versehenen leiterplatten, sowie dazugehoeriges verfahren
GB2349279B (en) * 1997-11-26 2002-06-05 Karl Michael Wallis Method and apparatus for manufacturing double sided or multi-layered printed circuit boards

Also Published As

Publication number Publication date
YU79382A (en) 1985-03-20
IT1137331B (it) 1986-09-10
GB2100520A (en) 1982-12-22
IT8121045A0 (it) 1981-04-10
SE8202309L (sv) 1982-10-11
IL65455A0 (en) 1982-07-30

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee