DE3037771C2 - - Google Patents

Info

Publication number
DE3037771C2
DE3037771C2 DE3037771A DE3037771A DE3037771C2 DE 3037771 C2 DE3037771 C2 DE 3037771C2 DE 3037771 A DE3037771 A DE 3037771A DE 3037771 A DE3037771 A DE 3037771A DE 3037771 C2 DE3037771 C2 DE 3037771C2
Authority
DE
Germany
Prior art keywords
color sensor
light
generates
signal
zero adjustment
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 - Fee Related
Application number
DE3037771A
Other languages
German (de)
English (en)
Other versions
DE3037771A1 (de
Inventor
Yoshida Tokio/Tokyo Jp Hajime
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.)
HAJIME INDUSTRIES Ltd TOKIO/TOKYO JP
Original Assignee
HAJIME INDUSTRIES Ltd TOKIO/TOKYO JP
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 HAJIME INDUSTRIES Ltd TOKIO/TOKYO JP filed Critical HAJIME INDUSTRIES Ltd TOKIO/TOKYO JP
Publication of DE3037771A1 publication Critical patent/DE3037771A1/de
Application granted granted Critical
Publication of DE3037771C2 publication Critical patent/DE3037771C2/de
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
    • B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
    • B07C5/34—Sorting according to other particular properties
    • B07C5/342—Sorting according to other particular properties according to optical properties, e.g. colour

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Spectrometry And Color Measurement (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Geophysics And Detection Of Objects (AREA)
DE19803037771 1979-10-18 1980-10-06 Untersuchungsvorrichtung Granted DE3037771A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13450279A JPS5658676A (en) 1979-10-18 1979-10-18 Inspection device

Publications (2)

Publication Number Publication Date
DE3037771A1 DE3037771A1 (de) 1981-04-30
DE3037771C2 true DE3037771C2 (US06826419-20041130-M00005.png) 1990-01-11

Family

ID=15129817

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19803037771 Granted DE3037771A1 (de) 1979-10-18 1980-10-06 Untersuchungsvorrichtung

Country Status (6)

Country Link
US (1) US4379636A (US06826419-20041130-M00005.png)
JP (1) JPS5658676A (US06826419-20041130-M00005.png)
CA (1) CA1141985A (US06826419-20041130-M00005.png)
DE (1) DE3037771A1 (US06826419-20041130-M00005.png)
FR (1) FR2468118B1 (US06826419-20041130-M00005.png)
GB (1) GB2061494B (US06826419-20041130-M00005.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10059170A1 (de) * 2000-11-29 2002-06-13 Siemens Ag Verfahren zum Betreiben eines Differenzverstärkers sowie Schaltungsanordnung mit einem Differenzverstärker

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58121668A (ja) * 1982-01-13 1983-07-20 Fuji Xerox Co Ltd 多色イメ−ジ・センサ
USRE33357E (en) * 1983-05-27 1990-09-25 Key Technology, Inc. Optical inspection apparatus for moving articles
JPH0660845B2 (ja) * 1985-09-06 1994-08-10 ミノルタカメラ株式会社 色判別方法
FR2606573B1 (fr) * 1986-11-06 1993-08-06 Cemagref Procede et dispositif de preselection spectrale analogique en temps reel, par exemple pour systeme de vision artificielle
US4987083A (en) * 1986-12-29 1991-01-22 Apple Glenn D Photometric analyzer and controller for beverages
JPS6481510A (en) * 1987-09-24 1989-03-27 Hamamatsu Photonics Kk Semiconductor integrated circuit
US4783591A (en) * 1987-11-09 1988-11-08 Honeywell Inc. Color mark sensor
US5085325A (en) * 1988-03-08 1992-02-04 Simco/Ramic Corporation Color sorting system and method
US4878582A (en) * 1988-03-22 1989-11-07 Delta Technology Corporation Multi-channel bichromatic product sorter
JPH0676926B2 (ja) * 1989-06-13 1994-09-28 三菱電機株式会社 カラーフィルタ装置
US5204884A (en) * 1991-03-18 1993-04-20 University Of Rochester System for high-speed measurement and sorting of particles
CA2032792A1 (en) * 1990-12-20 1992-06-21 Andre Morin Machine for sorting plastic bottles as a function of their plastic composition in order to recycle the same

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3210552A (en) * 1960-12-02 1965-10-05 Outlook Engineering Corp Apparatus for indicating presence of predetermined color in sample
US4011016A (en) * 1974-04-30 1977-03-08 Martin Marietta Corporation Semiconductor radiation wavelength detector
CA1034914A (en) * 1975-04-16 1978-07-18 Xeltron S.A. Two parameter light sensing integrating and differencing logic system operating a sorting apparatus
US3980181A (en) * 1975-06-19 1976-09-14 Geosource Inc. Color sorting apparatus
US3987298A (en) * 1975-07-09 1976-10-19 Honeywell Inc. Photodetector system for determination of the wavelength of incident radiation
DE2533873C3 (de) * 1975-07-29 1979-01-25 Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch Vorrichtung zum Erkennen von Flaschenfarben
US4105123A (en) * 1976-07-22 1978-08-08 Fmc Corporation Fruit sorting circuitry
JPS547184U (US06826419-20041130-M00005.png) * 1977-06-20 1979-01-18
US4205752A (en) * 1977-07-13 1980-06-03 Tri/Valley Growers Color sorting of produce
GB1600400A (en) * 1977-10-13 1981-10-14 Ti Fords Ltd Bottle inspection apparatus

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10059170A1 (de) * 2000-11-29 2002-06-13 Siemens Ag Verfahren zum Betreiben eines Differenzverstärkers sowie Schaltungsanordnung mit einem Differenzverstärker
DE10059170C2 (de) * 2000-11-29 2003-04-10 Siemens Ag Verfahren zum Betreiben eines Differenzverstärkers sowie Schaltungsanordnung mit einem Differenzverstärker

Also Published As

Publication number Publication date
DE3037771A1 (de) 1981-04-30
GB2061494A (en) 1981-05-13
FR2468118B1 (fr) 1985-06-14
US4379636A (en) 1983-04-12
FR2468118A1 (fr) 1981-04-30
CA1141985A (en) 1983-03-01
JPS5658676A (en) 1981-05-21
GB2061494B (en) 1984-03-21

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee