Title:
DRIVE STATE NOTIFICATION DEVICE OF WORK MACHINE
Document Type and Number:
Japanese Patent JP2014187761
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a drive state notification device of work machine capable of transmitting a drive state of work machine to operators working in the circumference.SOLUTION: A state of a crane device 20 is displayed on a state display part 25a capable of being viewed from outside of a movable crane. Thereby, without generating engine sound, operators working in the circumference can work while knowing a timing of drive starting of the crane device 20, so silence property can be improved and work efficiency can be improved.
Inventors:
UTSUGIBAYASHI MIKIO
Application Number:
JP2013059717A
Publication Date:
October 02, 2014
Filing Date:
March 22, 2013
Export Citation:
Assignee:
TADANO LTD
International Classes:
B60L3/00; B60L1/00; B60Q1/50; B60Q5/00; B66C15/00
Domestic Patent References:
| JPS5746665U | 1982-03-15 | |||
| JPH0748090A | 1995-02-21 | |||
| JP2007052719A | 2007-03-01 | |||
| JPH05112975A | 1993-05-07 | |||
| JPH0524688U | 1993-03-30 |
Attorney, Agent or Firm:
Patent business corporation エビス international patent firm