Title:
CORRUGATED BELLOW MAIN BODY, CORRUGATED BELLOW ASSEMBLY, AND OPEN GANGWAY OF TRAIN
Document Type and Number:
WIPO Patent Application WO/2018/120648
Kind Code:
A1
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.
Inventors:
LI WEIWEI (CN)
CHEN YANHUA (CN)
DU HAONAN (CN)
CHEN YANHUA (CN)
DU HAONAN (CN)
Application Number:
PCT/CN2017/086707
Publication Date:
July 05, 2018
Filing Date:
May 31, 2017
Export Citation:
Assignee:
BYD CO LTD (CN)
International Classes:
B61D17/22; B61D17/20
Foreign References:
| CN102180177A | 2011-09-14 | |||
| CN103921803A | 2014-07-16 | |||
| CN101323308A | 2008-12-17 | |||
| EP1810852A1 | 2007-07-25 | |||
| JP2006176011A | 2006-07-06 |
Attorney, Agent or Firm:
TSINGYIHUA INTELLECTUAL PROPERTY LLC (CN)
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