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Title:
ESCAPE LADDER AND RAIL TRANSIT SYSTEM HAVING SAME
Document Type and Number:
WIPO Patent Application WO/2019/120268
Kind Code:
A1
Abstract:
An escape ladder (100) and a rail transit system (200) having the same; the escape ladder (100) comprises: a base (1), and the base (1) has formed thereon a plurality of cooperating grooves (11) that are circumferentially provided at intervals; and an escape ladder main body (2), wherein one end of the escape ladder main body (2) is provided with at least one cooperating projection (21), the cooperating projection (21) being suitable for cooperating with the inside of one from among the plurality of cooperating grooves (11); when the cooperating projection (21) cooperates with different cooperating grooves (11), the installation direction of the escape ladder main body (2) that is relative to the base (1) changes.

Inventors:
FENG, Ru (No. 3009, BYD Road Pingsha, Shenzhen Guangdong 8, 518118, CN)
TANG, Jinghua (No. 3009, BYD Road Pingsha, Shenzhen Guangdong 8, 518118, CN)
YUAN, Qunsheng (No. 3009, BYD Road Pingsha, Shenzhen Guangdong 8, 518118, CN)
HE, Shengyan (No. 3009, BYD Road Pingsha, Shenzhen Guangdong 8, 518118, CN)
DONG, Kaikai (No. 3009, BYD Road Pingsha, Shenzhen Guangdong 8, 518118, CN)
Application Number:
CN2018/122527
Publication Date:
June 27, 2019
Filing Date:
December 21, 2018
Export Citation:
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Assignee:
BYD COMPANY LIMITED (No. 3009, BYD Road Pingsha, Shenzhen Guangdong 8, 518118, CN)
International Classes:
B61D23/02; B61D23/00; B61D19/00; B61D19/02
Foreign References:
CN205905984U2017-01-25
CN1914079A2007-02-14
KR100785593B12007-12-13
JP2012171402A2012-09-10
Attorney, Agent or Firm:
TSINGYIHUA INTELLECTUAL PROPERTY LLC (Room 301 Trade Building, Zhaolanyuan Tsinghua University, Qinghuayuan, Haidian District, Beijing 4, 100084, CN)
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