Title:
OPERATION SUPPORT DEVICE OF GRAB BUCKET TYPE UNLOADER
Document Type and Number:
Japanese Patent JP2016060598
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide an operation support device of a grab bucket type unloader capable of performing winding-down operation of a grab bucket smoothly while avoiding collision with a deck, and improving unloading efficiency.SOLUTION: During winding-down operation of a grab bucket 8, if a current position of the grab bucket 8 detected by a bucket current position detector 26 is positioned above a deck position, which is detected by a deck position detector 25, other than an upper opening, and a vertical interval between the current position of the grab bucket 8 and the deck position is equal to or less than a set interval, a winding-down stop signal 28a is output from a control device 30 to an inverter 28 of a motor 27 of a winch drum.SELECTED DRAWING: Figure 3
Inventors:
TERAO KAZUAKI
Application Number:
JP2014190640A
Publication Date:
April 25, 2016
Filing Date:
September 19, 2014
Export Citation:
Assignee:
IHI TRANSPORT MACHINERY CO LTD
International Classes:
B65G67/60; B66C13/22; B66C13/32; B66C15/00; B66C19/00
Domestic Patent References:
| JP2000313528A | 2000-11-14 | |||
| JP2005239411A | 2005-09-08 | |||
| JPH0812277A | 1996-01-16 | |||
| JPH08258987A | 1996-10-08 | |||
| JPH0914920A | 1997-01-17 | |||
| JPH1159918A | 1999-03-02 | |||
| JPH11208895A | 1999-08-03 |
Attorney, Agent or Firm:
Yamada Patent Office
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