Title:
MARK INSPECTION DEVICE
Document Type and Number:
Japanese Patent JP3008683
Kind Code:
B2
Abstract:
PURPOSE: To automatically inspect whether the color and size of a mark which is coated on a pulley is proper or not.
CONSTITUTION: A pulley 1 where a plurality of marks with different colors are coated is shot by a color camera 23 of a shooting device 20. The color camera outputs three types of color signals R, G, and B. An image processing device 32 of a control panel 30 processes the color signals R, G, and B individually to judge the color and size of the marks. Further, the position and spacing pitch of an instrumentation area formed in a screen obtained by the image processing device 32 are compensated.
Inventors:
Joetsu Takahashi
Kiyohide Abe
Satoru Nomura
Kiyohide Abe
Satoru Nomura
Application Number:
JP20206092A
Publication Date:
February 14, 2000
Filing Date:
July 29, 1992
Export Citation:
Assignee:
KABUSHIKI KAISHA MEIDENSHA
International Classes:
G01B11/24; G01N21/84; G06T1/00; G06T7/00; G06T7/60; (IPC1-7): G01B11/24; G01N21/84; G06T7/00; G06T7/60
Domestic Patent References:
| JP4308979A | ||||
| JP61149834A | ||||
| JP495174A | ||||
| JP2251714A | ||||
| JP6468892A | ||||
| JP259449U |
Attorney, Agent or Firm:
Toshiro Mitsuishi (1 person outside)