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Title:
DOUBLE-LAYER RAIL VEHICLE AND UNDERFRAME THEREOF
Document Type and Number:
WIPO Patent Application WO/2020/134001
Kind Code:
A1
Abstract:
A double-layer rail vehicle and an underframe thereof. The underframe (1) comprises a lower underframe (11), end underframes (12, 13), side underframes (14, 15), reinforcing middle beams (16, 17), and sealing plates (18, 19). The first reinforcing middle beam (16) is used for fixing the first end underframe (12) to one end of an underframe middle beam (111); the second reinforcing middle beam (13) is used for fixing the second end underframe (13) to the other end of the underframe middle beam (111); the first sealing plate (18) is fixedly connected between the first end underframe (12) and the lower underframe (11) to seal a gap between the first end underframe (12) and the lower underframe (11); the second sealing plate (19) is fixedly connected between the second end underframe (13) and the lower underframe (11) to seal a gap between the second end underframe (13) and the lower underframe (11).

Inventors:
LIU JUANJUAN (CN)
REN GANG (CN)
MA JIJUN (CN)
HOU JIANYING (CN)
LI XINWEI (CN)
WANG LIJUAN (CN)
GUO BIN (CN)
JIA PENG (CN)
Application Number:
PCT/CN2019/094214
Publication Date:
July 02, 2020
Filing Date:
July 01, 2019
Export Citation:
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Assignee:
CRRC TANGSHAN CO LTD (CN)
International Classes:
B61F1/08
Domestic Patent References:
WO2012135897A12012-10-11
Foreign References:
CN106585654A2017-04-26
CN108928358A2018-12-04
CN202687199U2013-01-23
CN104787072A2015-07-22
CN108928359A2018-12-04
CN203623669U2014-06-04
CN106428053A2017-02-22
DE102016007415B32017-09-07
JP2001080512A2001-03-27
Attorney, Agent or Firm:
IPFUTURE INTELLECTUAL PROPERTY LAW OFFICE (CN)
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