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Patent Searching and Data


Title:
RAILROAD VEHICLE BOGIE
Document Type and Number:
WIPO Patent Application WO/2019/131330
Kind Code:
A1
Abstract:
This railroad vehicle bogie is provided with: a bogie frame that has a crossbeam and pressing members provided to both ends of the crossbeam in the vehicle width direction; a plurality of journal boxes that store a plurality of bearings for supporting pairs of wheel axles; leaf springs that extend in the vehicle longitudinal direction, that are each supported by a pair of journal boxes spaced apart from each other in the vehicle longitudinal direction among the journal boxes, and that support the crossbeam in such a manner as to be separably pressed by the pressing members from above; and elastic wall members that are disposed on both sides of the pressing members in the vehicle longitudinal direction and that are held in a compressed state between the bottom surface of the bogie frame and the top surfaces of the leaf springs.

Inventors:
NARITA, Tomohiro
ISOMURA, Kazuo
ONO, Takaya
Application Number:
JP2018/046571
Publication Date:
July 04, 2019
Filing Date:
December 18, 2018
Export Citation:
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Assignee:
KAWASAKI JUKOGYO KABUSHIKI KAISHA (1-1 Higashikawasaki-cho 3-chome, Chuo-ku Kobe-sh, Hyogo 70, 〒6508670, JP)
International Classes:
B61F5/30; B61F5/00; B61F5/52
Attorney, Agent or Firm:
PATENT CORPORATE BODY ARCO PATENT OFFICE (3rd Fl, Bo-eki Bldg. 123-1, Higashimachi, Chuo-ku, Kobe-sh, Hyogo 31, 〒6500031, JP)
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