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:
Apr. 29, 2025
Filed:
Sep. 05, 2019
Applicant:
Mitsubishi Heavy Industries, Ltd., Tokyo, JP;
Inventors:
Akihisa Kawauchi, Tokyo, JP;
Hiroyuki Kono, Tokyo, JP;
Koji Uchida, Tokyo, JP;
Teruo Yamashita, Yokohama, JP;
Assignee:
MITSUBISHI HEAVY INDUSTRIES, LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01M 17/10 (2005.12); B61F 99/00 (2005.12); B61K 9/02 (2005.12); B61L 25/02 (2005.12); G01G 19/08 (2005.12); G01P 15/00 (2005.12);
U.S. Cl.
CPC ...
G01M 17/10 (2012.12); B61F 99/00 (2012.12); B61K 9/02 (2012.12); B61L 25/021 (2012.12); G01G 19/08 (2012.12); G01P 15/00 (2012.12);
Abstract
A load estimation apparatus includes: an acceleration sensor attached to at least one of a bogie body supporting wheels or a vehicle body attached to the bogie body and configured to measure a first acceleration; and a control unit configured to estimate a load which is applied to the bogie body on the basis of load information which is acquired in advance and in which an acceleration and a load are correlated and the first acceleration.