Title:
WORKING DEVICE FOR USE IN WATER CHAMBER
Document Type and Number:
WIPO Patent Application WO/2011/148730
Kind Code:
A1
Abstract:
Disclosed is a working device (1) for use in a water chamber. The working device (1) can achieve a given work in the interior of a water chamber (131) in a steam generator (130), and comprises: a support shaft (2) which is formed in an extensible manner; rotating means (3) which are provided at both ends of the support shaft (2) and are so adapted as to be rotated about the vertical shaft center of the support shaft (2) while contacting with the inner wall surface (131a) of the water vessel (131) by the extension of the support shaft (2); and a moving body (4) which is so adapted as to move along the support shaft (2).
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Inventors:
HOSOE, Fumihiro (())
Application Number:
JP2011/059275
Publication Date:
December 01, 2011
Filing Date:
April 14, 2011
Export Citation:
Assignee:
MITSUBISHI HEAVY INDUSTRIES, LTD. (16-5, Konan 2-chome Minato-k, Tokyo 15, 〒1088215, JP)
三菱重工業株式会社 (〒15 東京都港区港南二丁目１６番５号 Tokyo, 〒1088215, JP)
三菱重工業株式会社 (〒15 東京都港区港南二丁目１６番５号 Tokyo, 〒1088215, JP)
International Classes:
G21C17/003; F22B37/02; G21C19/02
Attorney, Agent or Firm:
SAKAI, Hiroaki et al. (Sakai International Patent Office, Kasumigaseki Building 2-5, Kasumigaseki 3-chome, Chiyoda-k, Tokyo 20, 〒1006020, JP)
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Claims: