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:
Aug. 04, 2020
Filed:
Oct. 20, 2016
Kawasaki Jukogyo Kabushiki Kaisha, Kobe-shi, Hyogo, JP;
Takehiro Nishimura, Kobe, JP;
Yoshi Sato, Sanda, JP;
Yukitaka Taga, Kobe, JP;
Yousuke Tsumura, Kobe, JP;
Keiichiro Kamura, Kobe, JP;
Fumikazu Kounoike, Kakogawa, JP;
Koichi Murata, Kobe, JP;
Francois Olivier Uchida, Kobe, JP;
Yuta Yoshimatsu, Kobe, JP;
KAWASAKI JUKOGYO KABUSHIKI KAISHA, Kobe, JP;
Abstract
A railcar steering bogie includes: a bogie frame supporting a bolster such that the bolster is swingable relative to bogie frame about a vertical axis; two wheelsets; axle box suspensions including respective axle beams coupling corresponding axle boxes to bogie frame, the axle boxes accommodating respective bearings supporting corresponding axles; and a steering mechanism steering at least one of the two wheelsets in accordance with the bolster's swinging relative to the bogie frame. The steering mechanism includes: a steering lever configured to turn relative to the bogie frame about fulcrum axis; a coupling link coupling the bolster and steering lever and configured to operate in conjunction with the bolster's swinging relative to the bogie frame; and at least one steering link coupling steering lever and axle beam and configured to steer the corresponding wheelset by displacing corresponding axle box through the corresponding axle beam in conjunction with steering lever's turning.