Title:
CAB ROOF STRUCTURE, CAB AND RAILWAY TRAIN
Document Type and Number:
WIPO Patent Application WO/2020/211269
Kind Code:
A1
Abstract:
Provided are a cab roof structure, a cab and a railway train. The cab roof structure comprises: a roof bending beam (1); at least one roof connecting beam (2), which is arranged on the roof bending beam (1); and at least two aluminum honeycomb panels (3). One roof connecting beam (2) is arranged between every two aluminum honeycomb panels (3), each aluminum honeycomb panel (3) is fixedly connected with the left side or the right side of the roof connecting beam (2) respectively. The cab roof structure has the advantages of high structural strength, light weight, little welding quantity and good manufacturability.
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Inventors:
ZHANG YE (CN)
SHANG KEMING (CN)
TIAN HONGLEI (CN)
JIANG XIN (CN)
DONG XIAO (CN)
SHANG KEMING (CN)
TIAN HONGLEI (CN)
JIANG XIN (CN)
DONG XIAO (CN)
Application Number:
PCT/CN2019/105039
Publication Date:
October 22, 2020
Filing Date:
September 10, 2019
Export Citation:
Assignee:
CRRC QINGDAO SIFANG CO LTD (CN)
International Classes:
B61D17/12
Foreign References:
| CN110027578A | 2019-07-19 | |||
| CN110027577A | 2019-07-19 | |||
| CN109050552A | 2018-12-21 | |||
| CN205292646U | 2016-06-08 | |||
| JPH09122911A | 1997-05-13 | |||
| CN208585241U | 2019-03-08 | |||
| CN104475997A | 2015-04-01 | |||
| CN107499323A | 2017-12-22 |
Other References:
See also references of EP 3800104A4
Attorney, Agent or Firm:
CN-KNOWHOW INTELLECTUAL PROPERTY AGENT LIMITED (CN)
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