Title:
CRANE DEVICE
Document Type and Number:
Japanese Patent JP2017088298
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a crane device in which use of the same in a state in which an overwinding sensor is not attached thereto is regulated.SOLUTION: A crane device executes regulation processing (S13/S17) for permitting lifting of a hook and regulating extension, shrinkage and corrugation of a boom, according to a fact that a selection signal corresponding to a boom operation mode in which a hook is suspended from the boom, or a jib operation mode in which the hook is suspended from the jib, is output from a selection part (S11:No), and release processing (S16) for releasing regulation of extension, shrinkage, and corrugation of the boom according to a fact that, an overwinding signal is output from an overwinding sensor after the regulation processing (S15:YES/S19:YES).SELECTED DRAWING: Figure 4
Inventors:
MIYOSHI MASATO
ONISHI KAZUHISA
IKUYAMA TAKEO
YAMAUCHI KOJI
ONISHI KAZUHISA
IKUYAMA TAKEO
YAMAUCHI KOJI
Application Number:
JP2015219269A
Publication Date:
May 25, 2017
Filing Date:
November 09, 2015
Export Citation:
Assignee:
TADANO LTD
International Classes:
B66C23/88; B66D1/54
Domestic Patent References:
| JPH0826673A | 1996-01-30 | |||
| JPS5128946A | 1976-03-11 | |||
| JPS59162591U | 1984-10-31 |
Attorney, Agent or Firm:
Tomohiro Matsuda
Nobuo Nishiki
Daisuke Tanaka
Nobuo Nishiki
Daisuke Tanaka
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