The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 13, 2022
Filed:
Feb. 12, 2021
Applicant:
Doosan Infracore Co., Ltd., Incheon, KR;
Inventors:
Assignee:
DOOSAN INFRACORE CO., LTD., Incheon, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E02F 9/22 (2006.01); E02F 3/43 (2006.01); F04B 17/05 (2006.01); F04B 49/20 (2006.01);
U.S. Cl.
CPC ...
E02F 9/2246 (2013.01); E02F 3/435 (2013.01); E02F 9/2235 (2013.01); E02F 9/2296 (2013.01); F04B 17/05 (2013.01); F04B 49/20 (2013.01);
Abstract
In a control method for construction machinery, an operation performed by the construction machinery is divided into a plurality of subordinate works. A current subordinate work currently performed by the construction machinery is determined. A maximum absorbing torque of a hydraulic pump is adjusted according to the determined subordinate work. An engine speed change map is adjusted according to the determined subordinate work.