Measuring and testing – Inspecting
Patent
1991-05-31
1993-03-16
Raevis, Robert
Measuring and testing
Inspecting
G01M 1900
Patent
active
051934051
ABSTRACT:
A underwater mobile type inspection system is disclosed wherein said system comprises a multi-articulated manipulator with a probe attached at its tip end thereof. A pivot base supports the proximal end of the manipulator for free rotation and is provided with a propulsion device. An anchoring base is attached to the bottom of said pivot base via a pivot driving mechanism. An adhesion device and a mobile vehicle device are provided, both of which are mounted on the outer periphery of said anchoring base. The inspection system may be applicable to a defect finding operation, other inspecting procedures, cleaning and recovery operations of foreign materials in large-sized vessels, such as nuclear reactor pressure vessels, water pools and storage tanks etc.
REFERENCES:
patent: 3780571 (1973-12-01), Wiesener
patent: 4345658 (1982-08-01), Danel et al.
patent: 4502407 (1985-03-01), Stevens
patent: 4964059 (1990-10-01), Sugaya et al.
Aizawa Kyoichi
Aoyama Tomio
Hukagawa Yukio
Ideo Mitsushi
Nakayama Junji
Mitsubishi Jukogyo Kabushiki Kaisha
Raevis Robert
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