Title:
WEIGHT ESTIMATION SYSTEM
Document Type and Number:
WIPO Patent Application WO/2020/203253
Kind Code:
A1
Abstract:
Provided is a weight estimation system (S) comprising: a change amount calculation device (2) which acquires the height of a loading platform (N) before loading vehicles and the height of the loading platform (N) after loading vehicles, and calculates an amount of change in the height of the loading platform (N) between before and after loading; and a loaded weight estimation device (4) which on the basis of a correlation between the amount of change and a loaded weight stored in advance, estimates the loaded weight.
Inventors:
KATSUKI YOSHIO (JP)
Application Number:
PCT/JP2020/011680
Publication Date:
October 08, 2020
Filing Date:
March 17, 2020
Export Citation:
Assignee:
IHI CORP (JP)
International Classes:
G01G19/12
Domestic Patent References:
| WO2011030412A1 | 2011-03-17 |
Foreign References:
| JPH11304576A | 1999-11-05 | |||
| JPH06323894A | 1994-11-25 | |||
| JPS6363924A | 1988-03-22 | |||
| JPH1054751A | 1998-02-24 | |||
| US20150323376A1 | 2015-11-12 | |||
| JP2019071473A | 2019-05-09 | |||
| JP2013125350A | 2013-06-24 |
Other References:
See also references of EP 3951332A4
Attorney, Agent or Firm:
NISHIZAWA Kazuyoshi et al. (JP)
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