Title:
RADIO COMMUNICATION SYSTEM FOR WORK MACHINE
Document Type and Number:
Japanese Patent JP2017061382
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a radio communication system for a work machine that can stably communicate between a lower travelling body and an upper rotation body.SOLUTION: A radio transmitter 41 and a radio receiver 42 are respectively arranged in the vicinity of a rotation center of the upper rotation body that rotates relative to the lower travelling body. Thus, the radio transmitter 41 and the radio receiver 42 are arranged in a space surrounded by the lower travelling body, the upper rotation body and a rotation circle, whereby the radio transmitter 41 and the radio receiver 42 can communicate to each other in an environment that is hardly subject to an impact of disturbance.SELECTED DRAWING: Figure 3
Inventors:
ISHIKAWA IWAO
Application Number:
JP2015188865A
Publication Date:
March 30, 2017
Filing Date:
September 25, 2015
Export Citation:
Assignee:
TADANO LTD
International Classes:
B66C13/40; B60R16/023; B66C13/00
Domestic Patent References:
| JPH07158108A | 1995-06-20 | |||
| JP2000247572A | 2000-09-12 | |||
| JP2006222493A | 2006-08-24 | |||
| JP2004056516A | 2004-02-19 | |||
| JPS54166001U | 1979-11-21 |
Foreign References:
| US20040093142A1 | 2004-05-13 |
Attorney, Agent or Firm:
Ebisu International Patent Office