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Title:
POSITION ADJUSTMENT DEVICE
Document Type and Number:
Japanese Patent JP2016175723
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a position adjustment device capable of accurately adjusting the position of a structure suspended by a crane device even in an area inaccessible to a person.SOLUTION: A position adjustment device comprises: a plurality of guide rollers 11 provided so as to surround a structure accommodation hole 4; a plurality of moving mechanisms 12 for moving the plurality of guide rollers 11 between an initial position and a push-in position; a push-in amount detection sensor 14 for detecting the push-in amount of the guide rollers 11 by the moving mechanisms 12; and a control unit 15 for controlling the moving mechanisms 12 on the basis of detection results of the push-in amount detection sensor 14. When a suspended structure 2 moves to immediately above the structure accommodation hole 4 and moves to a position facing the plurality of guide rollers 11, the control unit 15 controls the moving mechanisms 12 to move the plurality of guide rollers 11 from the initial position to the push-in position.SELECTED DRAWING: Figure 1

Inventors:
TANAKA JUNYA
SAKAO RYUTA
MATSUNAGA NAOKO
TAKEI AKINORI
TATSUNO TAKAHIRO
Application Number:
JP2015056096A
Publication Date:
October 06, 2016
Filing Date:
March 19, 2015
Export Citation:
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Assignee:
MITSUBISHI HEAVY IND LTD
International Classes:
B66C13/08; B66C13/22
Domestic Patent References:
JPH06107396A1994-04-19
JP2000169077A2000-06-20
JPS5267488A1977-06-03
JPH0761766A1995-03-07
JPS62261914A1987-11-14
JPH01181609A1989-07-19
JPS57189791A1982-11-22
JP2013227102A2013-11-07
Foreign References:
KR20110043891A2011-04-28
Attorney, Agent or Firm:
Hiroaki Sakai
Jun Takamura



 
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