Title:
METHOD FOR CONTROLLING HYDRAULIC PUMP IN EXCAVATOR
Document Type and Number:
WIPO Patent Application WO/2012/087048
Kind Code:
A2
Abstract:
The present invention relates to a method for controlling a hydraulic pump in an excavator, and more particularly, to a method for controlling a hydraulic pump in an excavator for actuating an engine at the best engine revolution speed so as to achieve optimum fuel economy when the hydraulic pump discharges a set flow that is predetermined using an instrument panel by an operator, when carrying out optional operations, such as using the breaker or the crusher of the excavator, thereby enabling optimum control of the engine and the pump.
Inventors:
BANG JAI SEOK (KR)
Application Number:
PCT/KR2011/009995
Publication Date:
June 28, 2012
Filing Date:
December 22, 2011
Export Citation:
Assignee:
DOOSAN INFRACORE CO LTD (KR)
BANG JAI SEOK (KR)
BANG JAI SEOK (KR)
International Classes:
F15B9/08; E02F9/22
Foreign References:
| KR950008533B1 | 1995-07-31 | |||
| JPH1089305A | 1998-04-07 | |||
| JPH0742199A | 1995-02-10 | |||
| JP2007051781A | 2007-03-01 |
Other References:
None
See also references of EP 2657534A4
See also references of EP 2657534A4
Attorney, Agent or Firm:
KIM, Kee-Hyo (KR)
김기효 (KR)
김기효 (KR)
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Claims: