Title:
原動機制御装置を具備する作業機械
Document Type and Number:
Japanese Patent JP4386890
Kind Code:
B2
Abstract:
A work machine with an engine control device is provided, which is capable of ensuring fine controllability and providing further improved fine controllability with a simple construction. To this end, the work machine includes: an engine control device for controlling the output of an engine in accordance with each of a plurality of operation modes which are set according to the contents of operations; and operation mode selector switches for selecting any one of the plurality of operation modes. If the operation mode selector switches select, from the plurality of operation modes, an operation mode for setting a set revolution speed for the engine to a relatively low value, the engine control device performs isochronous control for maintaining the revolution speed of the engine to a constant value irrespective of load fluctuations.
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Inventors:
Sawada Hiroshi
Application Number:
JP2005505970A
Publication Date:
December 16, 2009
Filing Date:
April 09, 2004
Export Citation:
Assignee:
KOMATSU LTD.
International Classes:
F02D29/04; E02F9/22; F02D29/00; F02D31/00; F02D41/04; F02D41/14; F02D41/40
Domestic Patent References:
| JP11107322A | ||||
| JP7127493A | ||||
| JP10273919A |
Attorney, Agent or Firm:
Tsutomu Inoue