HK47881A - Improvements in or relating to evaluation of printed sheets - Google Patents

Improvements in or relating to evaluation of printed sheets

Info

Publication number
HK47881A
HK47881A HK478/81A HK47881A HK47881A HK 47881 A HK47881 A HK 47881A HK 478/81 A HK478/81 A HK 478/81A HK 47881 A HK47881 A HK 47881A HK 47881 A HK47881 A HK 47881A
Authority
HK
Hong Kong
Prior art keywords
relating
evaluation
printed sheets
sheets
printed
Prior art date
Application number
HK478/81A
Other languages
English (en)
Inventor
W Jeschke
R K Uhrig
H Rambausek
G Loffler
Original Assignee
Heidelberger Druckmasch Ag
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 Heidelberger Druckmasch Ag filed Critical Heidelberger Druckmasch Ag
Publication of HK47881A publication Critical patent/HK47881A/xx

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/46—Measurement of colour; Colour measuring devices, e.g. colorimeters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/46—Measurement of colour; Colour measuring devices, e.g. colorimeters
    • G01J3/50—Measurement of colour; Colour measuring devices, e.g. colorimeters using electric radiation detectors
    • G01J3/51—Measurement of colour; Colour measuring devices, e.g. colorimeters using electric radiation detectors using colour filters
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
    • G03F3/00—Colour separation; Correction of tonal value
    • G03F3/10—Checking the colour or tonal value of separation negatives or positives
    • G03F3/101—Colour or tonal value checking by non-photographic means or by means other than using non-impact printing methods or duplicating or marking methods covered by B41M5/00

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Inking, Control Or Cleaning Of Printing Machines (AREA)
  • Spectrometry And Color Measurement (AREA)
  • Auxiliary Devices For And Details Of Packaging Control (AREA)
  • Separation, Sorting, Adjustment, Or Bending Of Sheets To Be Conveyed (AREA)
  • Control Of Electric Motors In General (AREA)
HK478/81A 1977-06-16 1981-10-01 Improvements in or relating to evaluation of printed sheets HK47881A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19772727227 DE2727227A1 (de) 1977-06-16 1977-06-16 Einrichtung zur qualitaetssicherung von druckerzeugnissen

Publications (1)

Publication Number Publication Date
HK47881A true HK47881A (en) 1981-10-09

Family

ID=6011665

Family Applications (1)

Application Number Title Priority Date Filing Date
HK478/81A HK47881A (en) 1977-06-16 1981-10-01 Improvements in or relating to evaluation of printed sheets

Country Status (21)

Country Link
US (1) US4448533A (de)
JP (1) JPS548008A (de)
AR (1) AR219524A1 (de)
AT (1) AT374138B (de)
AU (1) AU512437B2 (de)
BE (1) BE868220A (de)
BR (1) BR7802663A (de)
CA (1) CA1105731A (de)
CH (1) CH632852A5 (de)
DE (1) DE2727227A1 (de)
DK (1) DK150406C (de)
ES (1) ES470556A1 (de)
FR (1) FR2394837B1 (de)
GB (1) GB1587392A (de)
HK (1) HK47881A (de)
IT (1) IT1159726B (de)
MX (1) MX147005A (de)
NL (1) NL7806465A (de)
NO (1) NO149729C (de)
SE (1) SE438381B (de)
ZA (1) ZA78431B (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0115546B1 (de) * 1983-01-26 1991-09-25 Ibm Deutschland Gmbh Verfahren zum automatischen Ermitteln und Einregeln der Druckqualität eines Druckers
DE3643721A1 (de) * 1986-12-20 1988-06-30 Heidelberger Druckmasch Ag Druckkontrollstreifen
IL98453A (en) * 1991-06-11 1996-06-18 Scitex Corp Ltd Method and device for creating a control bar

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2969016A (en) * 1955-03-18 1961-01-24 Crosfield J F Ltd Colour printing
FR1333539A (fr) * 1961-11-16 1963-07-26 American Can Co Perfectionnements apportés aux procédés d'impression par simili-gravure
US3367230A (en) * 1963-12-04 1968-02-06 Welch Scient Company Light density scanning device
DE2023467A1 (de) * 1970-05-13 1971-11-25 Forschungsges F Druck U Reprod Vorrichtung zur Messung der Farbdichte
US3756725A (en) * 1970-10-12 1973-09-04 Harris Intertype Corp Measurement and control of ink density
US3970393A (en) * 1974-07-23 1976-07-20 Harris Corporation Automatic compensation for densitometer imbalance
US3995958A (en) * 1975-07-21 1976-12-07 Hallmark Cards, Incorporated Automatic densitometer and method of color control in multi-color printing
US4003660A (en) * 1975-12-03 1977-01-18 Hunter Associates Laboratory, Inc. Sensing head assembly for multi-color printing press on-line densitometer

Also Published As

Publication number Publication date
IT1159726B (it) 1987-03-04
DE2727227A1 (de) 1978-12-21
JPS548008A (en) 1979-01-22
DK150406B (da) 1987-02-23
US4448533A (en) 1984-05-15
AU512437B2 (en) 1980-10-09
FR2394837A1 (fr) 1979-01-12
GB1587392A (en) 1981-04-01
BE868220A (fr) 1978-10-16
DK268178A (da) 1978-12-17
FR2394837B1 (fr) 1985-10-11
DK150406C (da) 1988-01-18
MX147005A (es) 1982-09-22
NO149729C (no) 1984-06-13
AR219524A1 (es) 1980-08-29
AU3359078A (en) 1979-08-30
ZA78431B (en) 1979-01-31
CH632852A5 (de) 1982-10-29
AT374138B (de) 1984-03-26
SE7803267L (sv) 1978-12-17
NL7806465A (nl) 1978-12-19
NO149729B (no) 1984-03-05
NO782088L (no) 1978-12-19
SE438381B (sv) 1985-04-15
IT7868394A0 (it) 1978-06-15
BR7802663A (pt) 1979-05-08
ATA92178A (de) 1983-08-15
CA1105731A (en) 1981-07-28
ES470556A1 (es) 1979-02-01

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