Login| Sign Up| Help| Contact|

Patent Searching and Data


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 (1 Bowon Apt, 692 Pungdeokcheon-dong Suji-gu, Yongin-si, Gyeonggi-do 448-170, 448-170, KR)
Application Number:
KR2011/009995
Publication Date:
June 28, 2012
Filing Date:
December 22, 2011
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
DOOSAN INFRACORE CO., LTD. (7-11, Hwasu-dong Dong-gu, Incheon 401-020, 401-020, KR)
두산인프라코어 주식회사 (인천광역시 동구 화수동 7-11번지, 401-020 Incheon, 401-020, KR)
International Classes:
F15B9/08; E02F9/22
Foreign References:
KR950008533B11995-07-31
JPH1089305A1998-04-07
JPH0742199A1995-02-10
JP2007051781A2007-03-01
Other References:
None
Attorney, Agent or Firm:
KIM, Kee-Hyo (14F, Kukdong Building 60-1,Chungmuro3-ka, Chung-ku, Seoul 100-705, 100-705, KR)
Download PDF:
Claims: