GB1450777A - Methods of manufacturing printed circuit boards - Google Patents

Methods of manufacturing printed circuit boards

Info

Publication number
GB1450777A
GB1450777A GB4525773A GB4525773A GB1450777A GB 1450777 A GB1450777 A GB 1450777A GB 4525773 A GB4525773 A GB 4525773A GB 4525773 A GB4525773 A GB 4525773A GB 1450777 A GB1450777 A GB 1450777A
Authority
GB
United Kingdom
Prior art keywords
grid
points
deviations
layout
point
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
GB4525773A
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.)
Siemens Corp
Original Assignee
Siemens 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 Siemens Corp filed Critical Siemens Corp
Publication of GB1450777A publication Critical patent/GB1450777A/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
    • H05K3/0008—Apparatus or processes for manufacturing printed circuits for aligning or positioning of tools relative to the circuit board
    • 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
    • H05K2203/05—Patterning and lithography; Masks; Details of resist
    • H05K2203/0548—Masks
    • H05K2203/056—Using an artwork, i.e. a photomask for exposing photosensitive layers
    • 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
    • H05K3/0011—Working of insulating substrates or insulating layers
    • H05K3/0044—Mechanical working of the substrate, e.g. drilling or punching
    • H05K3/0047—Drilling of holes

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Drilling And Boring (AREA)
  • Manufacture Or Reproduction Of Printing Formes (AREA)
  • Manufacturing Of Printed Wiring (AREA)
GB4525773A 1972-09-29 1973-09-27 Methods of manufacturing printed circuit boards Expired GB1450777A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2247831A DE2247831C3 (de) 1972-09-29 1972-09-29 Verfahren zur Bearbeitung von gedruckten Leiterplatten und/oder von Bearbeitungsvorlagen, z.B. von Druckvorlagen für solche Leiterplatten

Publications (1)

Publication Number Publication Date
GB1450777A true GB1450777A (en) 1976-09-29

Family

ID=5857761

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4525773A Expired GB1450777A (en) 1972-09-29 1973-09-27 Methods of manufacturing printed circuit boards

Country Status (8)

Country Link
US (1) US3889383A (https=)
JP (1) JPS537238B2 (https=)
BE (1) BE805475A (https=)
CH (1) CH562550A5 (https=)
DE (1) DE2247831C3 (https=)
FR (1) FR2201610B1 (https=)
GB (1) GB1450777A (https=)
IT (1) IT993408B (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4914829A (en) * 1988-12-16 1990-04-10 Ag Communication Systems Corporation Image alignment indicators
RU2133559C1 (ru) * 1997-03-11 1999-07-20 Общество с ограниченной ответственностью "Рютар" Способ очистки поверхности подложек и печатных плат
CN115175459B (zh) * 2022-07-19 2025-09-09 上海友道智途科技有限公司 一种印刷电路板的过孔的放置方法及装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3686764A (en) * 1970-04-10 1972-08-29 William M Oesterritter Interpretation method for use in x-ray diffraction and x-ray fluorescense analysis

Also Published As

Publication number Publication date
FR2201610B1 (https=) 1978-11-10
JPS537238B2 (https=) 1978-03-15
CH562550A5 (https=) 1975-05-30
FR2201610A1 (https=) 1974-04-26
DE2247831B2 (de) 1974-12-19
US3889383A (en) 1975-06-17
JPS4970701A (https=) 1974-07-09
IT993408B (it) 1975-09-30
BE805475A (fr) 1974-03-28
DE2247831C3 (de) 1975-08-07
DE2247831A1 (de) 1974-04-11

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee