Title:
DEVICE FOR INSPECTING PTP SEAL
Document Type and Number:
Japanese Patent JP2006242959
Kind Code:
A
Abstract:
To provide a device for inspecting PTP seal which is not affected by a printed matter, without the influence from an illumination change, detecting irregular and fine fold defects like wrinkles.
The device comprises a light source 14 irradiating a light on a PTP sheet, having a printed part on its surface, cameras 11 and 12 which selectively image infrared light in a reflected light from the PTP sheet, a seal defect deciding program 22 which the seal defect of the PTP sheet is detected, by calculating a photographed data taking by the cameras 11 and 12.
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Inventors:
HAYASHI JUNICHI
Application Number:
JP2006065005A
Publication Date:
September 14, 2006
Filing Date:
March 10, 2006
Export Citation:
Assignee:
CKD CORP
International Classes:
G01B11/30; B65B57/02; G01N21/88
Domestic Patent References:
| JPH0618957U | 1994-03-11 | |||
| JPH09169392A | 1997-06-30 | |||
| JPH03176654A | 1991-07-31 | |||
| JPH03255946A | 1991-11-14 |
Attorney, Agent or Firm:
Patent Business Corporation Cosmos Patent Office