Title:
DREDGING CONSTRUCTION METHOD AND GRAB BUCKET
Document Type and Number:
Japanese Patent JP2011168364
Kind Code:
A
Abstract:
To replace two kinds of different dredging units on a dredger, by using an A type frame in common.
This dredging construction method uses a grab bucket obtained by installing the dredging units U and U1 integrated with shells 12L and 12R and a center block 13 in the A-type frame 11, using four fixing pins 17L, 17L, 17R and 17R. The two kinds of dredging units U and U1 and the one A-type frame 11 in common to these are mounted on the dredger. Dredging work is performed by replacing the dredging units U and U1 installed in the A-type frame 11 in response to a dredging thickness, using a crane of the dredger.
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Inventors:
YORIGAMI SHIGEYUKI
ENNA TAKESHI
ENNA TAKESHI
Application Number:
JP2010033092A
Publication Date:
September 01, 2011
Filing Date:
February 18, 2010
Export Citation:
Assignee:
YORIGAMI MARITIME CONSTRUCTION CO LTD
International Classes:
B66C3/02; E02F3/47
Attorney, Agent or Firm:
Minoru Torinosu
Shinichi Nakajima
Shinichi Nakajima
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