Title:
作業機械
Document Type and Number:
Japanese Patent JP7379866
Kind Code:
B2
Abstract:
The present invention provides a work machine in which load shaking of a crane in emergency can be prevented. In the work machine, a turning body is disposed to be turnable relative to a base body. The work machine includes a drive control unit which controls a turning operation of the turning body, and a detection unit which detects an obstacle present around the turning body. The drive control unit does not start turning of the turning body in a case where the obstacle is detected by the detection unit while the turning of the turning body is stopped, and maintains the turning of the turning body for at least a predetermined period in a case where the obstacle is detected by the detection unit during the turning of the turning body.
Inventors:
Yoshio Sasaoka
Okada Koji
Okada Koji
Application Number:
JP2019095261A
Publication Date:
November 15, 2023
Filing Date:
May 21, 2019
Export Citation:
Assignee:
Kobelco Construction Machinery Co., Ltd.
International Classes:
B66C23/88; B66C13/00
Domestic Patent References:
| JP2018095359A | ||||
| JP2018167982A | ||||
| JP2011037566A | ||||
| JP2018020898A | ||||
| JP7215678A | ||||
| JP2018199989A |
Foreign References:
| WO2018084146A1 | ||||
| WO2018155567A1 |
Attorney, Agent or Firm:
Deloitte Tohmatsu Patent Attorneys Corporation
Previous Patent: Composite container and its manufacturing method
Next Patent: Image forming apparatus and image forming method
Next Patent: Image forming apparatus and image forming method