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1. (WO2018120648) CORRUGATED BELLOW MAIN BODY, CORRUGATED BELLOW ASSEMBLY, AND OPEN GANGWAY OF TRAIN

Pub. No.:    WO/2018/120648    International Application No.:    PCT/CN2017/086707
Publication Date: Fri Jul 06 01:59:59 CEST 2018 International Filing Date: Thu Jun 01 01:59:59 CEST 2017
IPC: B61D 17/22
B61D 17/20
Applicants: BYD COMPANY LIMITED
比亚迪股份有限公司
Inventors: LI, Weiwei
李伟伟
CHEN, Yanhua
陈燕华
DU, Haonan
杜豪楠
Title: CORRUGATED BELLOW MAIN BODY, CORRUGATED BELLOW ASSEMBLY, AND OPEN GANGWAY OF TRAIN
Abstract:
A corrugated bellow main body (11) for an open gangway (100) of a train. The main body (11) is vertically arranged, extends forward and backward, and comprises an outward corrugation member (111) and an inward corrugation member (112). The inward corrugation member (112) is formed by at least two inner fabric members (1121) curved inwardly in a U-shape and connected in the forward-backward direction. The outward corrugation member (111) is formed by at least two outer fabric members (1121) curved outwardly in a U-shape and connected in the forward-backward direction. End portions of two adjacent inner fabric members (1121) and end portions of two adjacent outer fabric members (111) are held by a U-shaped component (113) and riveted. The corrugation bellow main body (11) for an open gangway (100) of a train is easy to assemble, enables high assembly and installation efficiency, and has superior structural strength. Also provided is a corrugation bellow assembly (1) and an open gangway (100) of a train.