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Tomonari Yamamoto

3 accepted papers

2020

Pneumatic Duplex-Chambered Inchworm Mechanism for Narrow Pipes Driven by Only Two Air Supply Lines

RA-L 2020

Small in-pipe robots are key to improving pipe inspection procedures, especially for narrow diameters. However, robotic locomotion in such spaces, namely achieving a high locomotion performance with a narrow and flexible mechanism, is difficult. The novel in-pipe locomotion mechanism proposed in thi

Cited by 36SourceScholar
2017

A self-locking-type expansion mechanism to achieve high holding force and pipe-passing capability for a pneumatic in-pipe robot

ICRA 2017poster

This study proposes a self-locking-type expansion mechanism for in-pipe robots. Previously, we proposed a highspeed locomotion mechanism using pneumatic hollow-shaft actuators; however, this mechanism lacked holding force and could not pass through a bent pipe. The proposed mechanism generates a lar…

Cited by 6SourceScholar
2015

A high-speed locomotion mechanism using pneumatic hollow-shaft actuators for in-pipe robots

IROS 2015poster

This study proposes a high-speed locomotion mechanism for a pipe-inspection robot. As a result of the narrow and complex structures of pipeline networks, it is difficult for robots to move quickly within the pipes. The new pneumatic mechanism proposed here realizes high-speed locomotion along with a…

Cited by 27SourceScholar