Title:
DOUBLE HOISTING CONTROL DEVICE FOR HOISTING MACHINE AND LIFTING DEVICE FOR HOISTING MACHINE
Document Type and Number:
WIPO Patent Application WO/2018/135285
Kind Code:
A1
Abstract:
The present invention has: a correction means for correcting an error in the mechanical positions of a first hoisting machine and a second hoisting machine in the up-down direction; and a positioning means for positioning the first hoisting machine and the second hoisting machine relative to each other. The correction means corrects the mechanical position error before positioning is performed using the positioning means.
Inventors:
OIKAWA YUGO (JP)
Application Number:
PCT/JP2017/047126
Publication Date:
July 26, 2018
Filing Date:
December 27, 2017
Export Citation:
Assignee:
HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD (JP)
International Classes:
B66D1/40
Foreign References:
| JP2005350223A | 2005-12-22 | |||
| JP2000053382A | 2000-02-22 | |||
| JP2014525381A | 2014-09-29 |
Attorney, Agent or Firm:
SEIRYO I.P.C. (JP)
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