METHOD OF MEASURING BORE DISTRIBUTION OF PIPE

Title:

METHOD OF MEASURING BORE DISTRIBUTION OF PIPE

Document Type and Number:

Japanese Patent JPS5237464

Kind Code:

A

Abstract:

PURPOSE: A bore detecting section disposed with four pieces of distance detecting sections at an equal interval on the same circumference is rotatably, liftably and laterally movably disposed to a track and is revolved within the pipe to be measured, whereby pipe bore distribution is nondestructively measured.

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Inventors:

YAMADA TAKEO
ANDOU SEIGO
WATANABE KATSUJIROU

Application Number:

JP11313775A

Publication Date:

March 23, 1977

Filing Date:

September 20, 1975

Export Citation:

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Assignee:

NIPPON KOKAN KK

International Classes:

G01B21/14; G01B5/08; G01B21/20; (IPC1-7): G01B5/08

Domestic Patent References:

JPS49134358A	1974-12-24
JPS4713486A

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