Title:
ABNORMAL SHAPE INSPECTION APPARATUS OF METAL SURFACE
Document Type and Number:
Japanese Patent JPS53122448
Kind Code:
A
Abstract:
PURPOSE: To perform rapid and accurate inspection by processing the distance detection signals of plural sets of arrayed distance detection elements with specified combinations in an apparatus of detecting the abnormal shapes, such as swelling, etc. of surfaces of steel plates, etc. being continuously produced, through the utilization of eddy current.
Inventors:
NAKAOKA EIICHI
OKAMOTO TAKASHI
KAWAMURA SHIYOUJI
WATANABE SEIICHI
OKAMOTO TAKASHI
KAWAMURA SHIYOUJI
WATANABE SEIICHI
Application Number:
JP3714577A
Publication Date:
October 25, 1978
Filing Date:
March 31, 1977
Export Citation:
Assignee:
SHIMADZU CORP
NIPPON STEEL CORP
NIPPON STEEL CORP
International Classes:
G01N27/82; B21B38/00; G01B7/00; G01B7/14; G01B7/34; (IPC1-7): G01B7/14; G01B7/28; G01N27/86