EP0264562A3 - Device for detecting by densitometry a measuring strip in printing machines - Google Patents
Device for detecting by densitometry a measuring strip in printing machines Download PDFInfo
- Publication number
- EP0264562A3 EP0264562A3 EP87111628A EP87111628A EP0264562A3 EP 0264562 A3 EP0264562 A3 EP 0264562A3 EP 87111628 A EP87111628 A EP 87111628A EP 87111628 A EP87111628 A EP 87111628A EP 0264562 A3 EP0264562 A3 EP 0264562A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- density
- receivers
- test strip
- measuring head
- densitometry
- 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F33/00—Indicating, counting, warning, control or safety devices
- B41F33/0036—Devices for scanning or checking the printed matter for quality control
Landscapes
- Engineering & Computer Science (AREA)
- Quality & Reliability (AREA)
- Accessory Devices And Overall Control Thereof (AREA)
- Inking, Control Or Cleaning Of Printing Machines (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
Abstract
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT87111628T ATE63858T1 (en) | 1986-09-13 | 1987-08-11 | DEVICE ON PRINTING MACHINES FOR DENSITOMETRIC DETECTION OF A MEASURING STRIP. |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3631204 | 1986-09-13 | ||
DE3631204A DE3631204C2 (en) | 1986-09-13 | 1986-09-13 | Device on printing press for densitometric detection of a measuring field strip |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0264562A2 EP0264562A2 (en) | 1988-04-27 |
EP0264562A3 true EP0264562A3 (en) | 1988-12-21 |
EP0264562B1 EP0264562B1 (en) | 1991-05-29 |
Family
ID=6309523
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP87111628A Expired - Lifetime EP0264562B1 (en) | 1986-09-13 | 1987-08-11 | Device for detecting by densitometry a measuring strip in printing machines |
Country Status (5)
Country | Link |
---|---|
US (1) | US4806002A (en) |
EP (1) | EP0264562B1 (en) |
JP (1) | JPH0627704B2 (en) |
AT (1) | ATE63858T1 (en) |
DE (2) | DE3631204C2 (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3738850A1 (en) * | 1987-11-16 | 1989-05-24 | Roland Man Druckmasch | METHOD FOR THE AUTOMATIC POSITION DETECTION OF PRINT CONTROL STRIPS FOR AUTOMATICALLY MEASURING COLOR DENSITY MEASUREMENT SYSTEMS |
US5078497A (en) * | 1989-08-25 | 1992-01-07 | Xerox Corporation | Densitometer for a liquid developer material |
US5119132A (en) * | 1990-10-24 | 1992-06-02 | Xerox Corporation | Densitometer and circuitry with improved measuring capabilities of marking particle density on a photoreceptor |
DE29721199U1 (en) * | 1997-11-29 | 1998-01-29 | Roland Man Druckmasch | Measuring system |
DE19844500A1 (en) | 1998-09-29 | 2000-03-30 | Roche Diagnostics Gmbh | Process for the photometric evaluation of test elements |
US6847451B2 (en) * | 2002-05-01 | 2005-01-25 | Lifescan, Inc. | Apparatuses and methods for analyte concentration determination |
US7636163B2 (en) | 2007-07-23 | 2009-12-22 | X-Rite, Inc. | Color measurement device with error detection |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4237616A (en) * | 1978-10-13 | 1980-12-09 | Tobias Philip E | Scanning path alignment arrangement |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3567923A (en) * | 1968-04-03 | 1971-03-02 | Hurlectron Inc | System for monitoring and controlling the color density of ink during printing |
US3756725A (en) * | 1970-10-12 | 1973-09-04 | Harris Intertype Corp | Measurement and control of ink density |
JPS498312A (en) * | 1972-05-13 | 1974-01-24 | ||
US3995958A (en) * | 1975-07-21 | 1976-12-07 | Hallmark Cards, Incorporated | Automatic densitometer and method of color control in multi-color printing |
DD158758A1 (en) * | 1981-05-04 | 1983-02-02 | Eva Luebbe | DEVICE FOR DETECTING AND EVALUATING THE ZONAL COLOR DENSITY OF PRINTING MATERIALS |
US4512662A (en) * | 1981-07-06 | 1985-04-23 | Tobias Philip E | Plate scanner for printing plates |
ATE26674T1 (en) * | 1983-01-29 | 1987-05-15 | Roland Man Druckmasch | DEVICE FOR DETERMINING AND EVALUATING COLOR MEASUREMENT FIELDS ON A PRINTING SHEET. |
US4665496A (en) * | 1983-11-04 | 1987-05-12 | Gretag Aktiengesellschaft | Process and apparatus for the evaluation of the printing quality of a printed product by an offset printing machine |
DE3483606D1 (en) * | 1983-12-19 | 1990-12-20 | Gretag Ag | METHOD, DEVICE AND COLOR MEASUREMENT STRIP FOR PRINT QUALITY ASSESSMENT. |
-
1986
- 1986-09-13 DE DE3631204A patent/DE3631204C2/en not_active Expired - Fee Related
-
1987
- 1987-08-11 DE DE8787111628T patent/DE3770403D1/en not_active Expired - Lifetime
- 1987-08-11 AT AT87111628T patent/ATE63858T1/en not_active IP Right Cessation
- 1987-08-11 EP EP87111628A patent/EP0264562B1/en not_active Expired - Lifetime
- 1987-09-11 JP JP62226757A patent/JPH0627704B2/en not_active Expired - Lifetime
- 1987-09-14 US US07/096,859 patent/US4806002A/en not_active Expired - Fee Related
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4237616A (en) * | 1978-10-13 | 1980-12-09 | Tobias Philip E | Scanning path alignment arrangement |
Also Published As
Publication number | Publication date |
---|---|
US4806002A (en) | 1989-02-21 |
EP0264562A2 (en) | 1988-04-27 |
EP0264562B1 (en) | 1991-05-29 |
JPH0627704B2 (en) | 1994-04-13 |
JPS6371638A (en) | 1988-04-01 |
DE3631204C2 (en) | 1993-11-25 |
DE3631204A1 (en) | 1988-03-24 |
ATE63858T1 (en) | 1991-06-15 |
DE3770403D1 (en) | 1991-07-04 |
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