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. 29, 2020
Filed:
Jan. 23, 2018
Kawasaki Jukogyo Kabushiki Kaisha, Kobe, JP;
Fumikazu Kounoike, Kakogawa, JP;
Yukitaka Taga, Kobe, JP;
Takaya Ono, Kobe, JP;
Yoshihiro Tamura, Kobe, JP;
Kazuo Isomura, Kobe, JP;
KAWASAKI JUKOGYO KABUSHIKI KAISHA, Kobe, JP;
Abstract
A railcar bogie includes a plate spring supported by a pair of axle boxes arranged away from each other in a car longitudinal direction, the plate spring supporting a cross beam while being pressed by a pressing member of a bogie frame from above such that the pressing member is separable from the plate spring, at least a lower surface of the plate spring containing resin. The lower surface of the plate spring includes an inclined surface inclined with respect to a horizontal direction when viewed from a car width direction. The bogie frame includes at least one lifting supporting portion, the at least one lifting supporting portion including a supporting surface, the supporting surface being opposed to the inclined surface of the plate spring from below with a gap and inclined along the inclined surface of the plate spring.