NL268860A - - Google Patents

Info

Publication number
NL268860A
NL268860A NL268860DA NL268860A NL 268860 A NL268860 A NL 268860A NL 268860D A NL268860D A NL 268860DA NL 268860 A NL268860 A NL 268860A
Authority
NL
Netherlands
Application number
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.)
Publication of NL268860A publication Critical patent/NL268860A/xx

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/40Picture signal circuits
    • H04N1/40025Circuits exciting or modulating particular heads for reproducing continuous tone value scales
    • H04N1/40037Circuits exciting or modulating particular heads for reproducing continuous tone value scales the reproducing element being a laser
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K15/00Electron-beam welding or cutting
    • B23K15/02Control circuits therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41CPROCESSES FOR THE MANUFACTURE OR REPRODUCTION OF PRINTING SURFACES
    • B41C1/00Forme preparation
    • B41C1/02Engraving; Heads therefor
    • B41C1/04Engraving; Heads therefor using heads controlled by an electric information signal
    • B41C1/05Heat-generating engraving heads, e.g. laser beam, electron beam
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J37/00Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
    • H01J37/02Details
    • H01J37/24Circuit arrangements not adapted to a particular application of the tube and not otherwise provided for
    • H01J37/241High voltage power supply or regulation circuits
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J37/00Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
    • H01J37/30Electron-beam or ion-beam tubes for localised treatment of objects
    • H01J37/302Controlling tubes by external information, e.g. programme control
    • H01J37/3023Programme control
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J37/00Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
    • H01J37/30Electron-beam or ion-beam tubes for localised treatment of objects
    • H01J37/304Controlling tubes by information coming from the objects or from the beam, e.g. correction signals
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/024Details of scanning heads ; Means for illuminating the original
    • H04N1/032Details of scanning heads ; Means for illuminating the original for picture information reproduction

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Mechanical Engineering (AREA)
  • Plasma & Fusion (AREA)
  • Manufacturing & Machinery (AREA)
  • Manufacture Or Reproduction Of Printing Formes (AREA)
NL268860D 1959-04-17 NL268860A (et)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DET0019174 1959-04-17

Publications (1)

Publication Number Publication Date
NL268860A true NL268860A (et)

Family

ID=7549211

Family Applications (1)

Application Number Title Priority Date Filing Date
NL268860D NL268860A (et) 1959-04-17

Country Status (6)

Country Link
US (1) US3246079A (et)
BE (1) BE607402A (et)
DE (1) DE1123561B (et)
FI (1) FI40970B (et)
FR (1) FR1301509A (et)
NL (1) NL268860A (et)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5064989B1 (en) * 1957-06-27 1996-10-29 Jerome H Lemelson Surface shaping and finishing apparatus and method
CH401689A (de) * 1962-09-01 1965-10-31 Hell Rudolf Dr Ing Fa Verfahren zur Herstellung von Druckformen insbesondere von Tiefdruckformen
US3404254A (en) * 1965-02-26 1968-10-01 Minnesota Mining & Mfg Method and apparatus for engraving a generally cross-sectionally circular shaped body by a corpuscular beam
US3402278A (en) * 1965-06-14 1968-09-17 United Aircraft Corp Electron beam cutting of printing plates
US3461229A (en) * 1965-08-17 1969-08-12 Jess Oppenheimer Electro-optical reproduction method
JPS518286B1 (et) * 1968-01-23 1976-03-16
JPS5036161B1 (et) * 1968-03-01 1975-11-21
US3580995A (en) * 1968-04-29 1971-05-25 Rca Corp Constant sized halftone dot image generator
US3701880A (en) * 1968-11-29 1972-10-31 Westinghouse Electric Corp Method for sculpturing an indicia or decorative design in the surface of an article with a beam of corpuscular energy
US3549733A (en) * 1968-12-04 1970-12-22 Du Pont Method of producing polymeric printing plates
US3836709A (en) * 1972-04-12 1974-09-17 Grace W R & Co Process and apparatus for preparing printing plates using a photocured image
GB1410518A (en) * 1972-10-30 1975-10-15 Crosfield Electronics Ltd Preparation of printing surfaces
GB1427291A (en) * 1973-02-22 1976-03-10 Matsushita Electric Ind Co Ltd Electronic engraving system
GB1498811A (en) * 1974-03-01 1978-01-25 Crosfield Electronics Ltd Preparation of gravure printing cylinders
DE2752598C3 (de) * 1977-11-25 1981-10-15 Dr.-Ing. Rudolf Hell Gmbh, 2300 Kiel Verfahren zum Betrieb einer elektromagnetischen fokussierenden elektronen-optischen Linsenanordnung und Linsenanordnung hierfür
DE2947444C2 (de) * 1979-11-24 1983-12-08 Dr.-Ing. Rudolf Hell Gmbh, 2300 Kiel Elektronenstrahl-Gravierverfahren
DE3167482D1 (en) * 1980-09-03 1985-01-10 Crosfield Electronics Ltd Improvements relating to rotary printing presses
WO1982001787A1 (en) * 1980-11-22 1982-05-27 Grieger Dieter Method for engraving by means of an electron beam
DE3175839D1 (en) * 1981-10-10 1987-02-19 Hell Rudolf Dr Ing Gmbh Electron beam engraving method and apparatus for carrying it out
DE3240653A1 (de) * 1982-11-04 1984-05-10 Dr.-Ing. Rudolf Hell Gmbh, 2300 Kiel Verfahren zur kontrolle von mittels elektronenstrahlgravierten druckformoberflaechen
US4764818A (en) * 1986-02-03 1988-08-16 Electron Beam Memories Electron beam memory system with improved high rate digital beam pulsing system
US6530317B2 (en) 2000-12-05 2003-03-11 Creo Srl Method to engrave surface using particle beam
GB0112234D0 (en) * 2001-05-18 2001-07-11 Welding Inst Surface modification

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2164297A (en) * 1935-12-31 1939-06-27 Rca Corp Television system
NL54042C (et) * 1937-10-26
BE525595A (et) * 1953-01-10
US2761007A (en) * 1954-07-21 1956-08-28 Philco Corp Plural phase subcarrier color television system
NL109559C (et) * 1955-07-05

Also Published As

Publication number Publication date
FR1301509A (fr) 1962-08-17
US3246079A (en) 1966-04-12
BE607402A (fr) 1962-02-22
FI40970B (et) 1969-03-31
DE1123561B (de) 1962-02-08

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