H - Electricity – 04 – N
Patent
H - Electricity
04
N
354/25, 350/32,
H04N 7/18 (2006.01)
Patent
CA 1310106
ABSTRACT OF THE DISCLOSURE A system for inspecting whether or not a pipeline is eccentric comprises the steps of directing a beam from one end of the pipeline to the other end, disposing detecting means, which is provided with a light receiving body having a light receiving surface for receiving the beam and a television camera for taking a picture of the light receiving body, in the pipeline to be moved axially of the pipeline, processing an output signal of the television camera while maintaining the position of the light receiving body to have a predetermined relationship to the inner surface of the pipeline and inspecting whether or not the pipeline is eccentric on the basis of the result of processing.
574994
Kabushiki Kaisha Iseki Kaihatsu Koki
Moffat & Co.
Nobunaga Hiroshi
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