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Patent Searching and Data


Title:
LOADING WEIGHT MEASUREMENT METHOD OF CONSTRUCTION MACHINE
Document Type and Number:
WIPO Patent Application WO/2021/045435
Kind Code:
A1
Abstract:
A loading weight measurement method of a construction machine may comprise: measuring the weight of a load loaded in a bucket while performing construction work using a work apparatus of the construction machine; determining whether or not a bucket unloading condition is satisfied at a certain point in time during the construction work; if the bucket unloading condition is satisfied, calculating a link parameter by using output values collected from sensors attached to the construction machine; and comparing the difference between the calculated link parameter (hereinafter referred to as a new link parameter) and a link parameter that has been used to measure the weight of the load (hereinafter referred to as a previous link parameter), to update the previous link parameter with the new link parameter.

Inventors:
AHN HYEONSIK (KR)
Application Number:
PCT/KR2020/011390
Publication Date:
March 11, 2021
Filing Date:
August 26, 2020
Export Citation:
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Assignee:
DOOSAN INFRACORE CO LTD (KR)
International Classes:
G01G19/08; E02F9/20; G01G23/18
Foreign References:
KR19990032896A1999-05-15
JP2000131126A2000-05-12
KR20170053909A2017-05-17
JP2010243305A2010-10-28
Other References:
SON, WONSEOK; KANG, TAEGON: "Development of Multi-Body Dynamics Model for Verification of Excavator HILS Model", SPRING AND FALL CONFERENCE OF THE KOREAN SOCIETY OF MECHANICAL ENGINEERS, 1 December 2018 (2018-12-01), pages 1443 - 1447, XP009526526
Attorney, Agent or Firm:
PARK, Pil-jin et al. (KR)
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