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Patent Searching and Data


Title:
PIPE INSPECTION DEVICE AND PIPE INSPECTION METHOD
Document Type and Number:
WIPO Patent Application WO/2019/069846
Kind Code:
A1
Abstract:
This pipe inspection device comprises: at least one first roller; a first frame for rotatably supporting the at least one first roller; at least one second roller disposed facing the at least one first roller; a second frame for rotatably supporting the at least one second roller, the second frame being removably linked to the first frame; and at least one biasing member provided between the at least one second roller and the second frame, the at least one biasing member being configured so as to urge the at least one second roller toward the first roller.

Inventors:
KAMIBAYASHI MASAKAZU (JP)
ASANO SHIN (JP)
ITO MOTOFUMI (JP)
NAKAGAWA MINEHIRO (JP)
NAKAMURA NOBUYA (JP)
SAGARA KENSHIROU (JP)
OGATA HIROKI (JP)
TOMITAKA TATEYUKI (JP)
Application Number:
PCT/JP2018/036669
Publication Date:
April 11, 2019
Filing Date:
October 01, 2018
Export Citation:
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Assignee:
MITSUBISHI HEAVY IND ENG LTD (JP)
International Classes:
G01B21/00; G01B11/08; G01B17/02; G01M13/00; G01N29/265
Domestic Patent References:
WO2014098068A12014-06-26
Foreign References:
JPS51123076U1976-10-05
JPS61182895A1986-08-15
JPS6025451A1985-02-08
US20140156067A12014-06-05
Attorney, Agent or Firm:
SEISHIN IP PATENT FIRM, P. C. (JP)
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