BE774052A - - Google Patents

Info

Publication number
BE774052A
BE774052A BE774052A BE774052A BE774052A BE 774052 A BE774052 A BE 774052A BE 774052 A BE774052 A BE 774052A BE 774052 A BE774052 A BE 774052A BE 774052 A BE774052 A BE 774052A
Authority
BE
Belgium
Application number
BE774052A
Original Assignee
Euratom
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 Euratom filed Critical Euratom
Publication of BE774052A publication Critical patent/BE774052A/xx

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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D28/00—Shaping by press-cutting; Perforating
    • B21D28/24—Perforating, i.e. punching holes
    • B21D28/26—Perforating, i.e. punching holes in sheets or flat parts
    • B21D28/265—Perforating, i.e. punching holes in sheets or flat parts with relative movement of sheet and tools enabling the punching of holes in predetermined locations of the sheet, e.g. holes punching with template
    • 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
    • H05K1/00—Printed circuits
    • H05K1/02—Details
    • H05K1/0266—Marks, test patterns or identification means
    • H05K1/0269—Marks, test patterns or identification means for visual or optical inspection
    • 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
    • H05K2201/09918—Optically detected marks used for aligning tool relative to the PCB, e.g. for mounting of components
    • 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
    • H05K3/005—Punching of holes

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Mechanical Engineering (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
BE774052A 1970-10-22 1971-10-18 BE774052A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
LU61907 1970-10-22

Publications (1)

Publication Number Publication Date
BE774052A true BE774052A (enrdf_load_stackoverflow) 1971-11-12

Family

ID=19726520

Family Applications (1)

Application Number Title Priority Date Filing Date
BE774052A BE774052A (enrdf_load_stackoverflow) 1970-10-22 1971-10-18

Country Status (8)

Country Link
BE (1) BE774052A (enrdf_load_stackoverflow)
CH (1) CH528849A (enrdf_load_stackoverflow)
DE (1) DE2143384A1 (enrdf_load_stackoverflow)
FR (1) FR2113159A5 (enrdf_load_stackoverflow)
GB (1) GB1335479A (enrdf_load_stackoverflow)
IT (1) IT940935B (enrdf_load_stackoverflow)
LU (1) LU61907A1 (enrdf_load_stackoverflow)
NL (1) NL7112617A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117921377A (zh) * 2024-01-23 2024-04-26 无锡高锻精机科技有限公司 一种用于汽车零部件的防变形精密模具及使用方法

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103008441B (zh) * 2012-12-25 2016-12-28 贵州黎阳航空动力有限公司 一种薄壁型面小孔加工计算方法
CN114833611B (zh) * 2022-07-04 2022-09-30 广东原点智能技术有限公司 可识别工件型号的夹具及数控机床

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117921377A (zh) * 2024-01-23 2024-04-26 无锡高锻精机科技有限公司 一种用于汽车零部件的防变形精密模具及使用方法

Also Published As

Publication number Publication date
IT940935B (it) 1973-02-20
FR2113159A5 (enrdf_load_stackoverflow) 1972-06-23
LU61907A1 (enrdf_load_stackoverflow) 1972-03-03
NL7112617A (enrdf_load_stackoverflow) 1972-04-25
CH528849A (de) 1972-09-30
DE2143384A1 (de) 1972-04-27
GB1335479A (en) 1973-10-31

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