INSIDE TUBE WALL INSPECTION APPARATUS AND INSIDE TUBE WALL INSPECTION METHOD

PROBLEM TO BE SOLVED: To provide an inside tube wall inspection apparatus and an inside tube wall inspection method capable of inspecting an inside tube wall independently of states and dimensions of the inside tube wall.SOLUTION: The inside tube wall inspection apparatus includes: projection means...

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Bibliographische Detailangaben
Hauptverfasser:	KUME NAOTO, KOMAI MASAFUMI
Format:	Patent
Sprache:	eng
Schlagworte:	INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES MEASURING MEASURING ANGLES MEASURING AREAS MEASURING IRREGULARITIES OF SURFACES OR CONTOURS MEASURING LENGTH, THICKNESS OR SIMILAR LINEARDIMENSIONS PHYSICS TESTING
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Beschreibung
Zusammenfassung:	PROBLEM TO BE SOLVED: To provide an inside tube wall inspection apparatus and an inside tube wall inspection method capable of inspecting an inside tube wall independently of states and dimensions of the inside tube wall.SOLUTION: The inside tube wall inspection apparatus includes: projection means 11 for projecting pattern light P1 having a pattern to an inspection portion in the inside of a tube 2 over a peripheral direction of the inside of the tube 2; indication means 12 for projecting the pattern light projected and reflected to/from the inspection portion as reflected pattern light P2; and observation means 13 for observing a shape of the reflected pattern light P2.