The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 07, 2023
Filed:
Sep. 10, 2019
Applicant:
Crrc Qingdao Sifang Co., Ltd., Shandong, CN;
Inventors:
Ye Zhang, Shandong, CN;
Keming Shang, Shandong, CN;
Honglei Tian, Shandong, CN;
Xin Jiang, Shandong, CN;
Xiao Dong, Shandong, CN;
Assignee:
CRRC Qingdao Sifang Co., Ltd., Shandong, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B61D 17/12 (2006.01); B61D 7/12 (2006.01);
U.S. Cl.
CPC ...
B61D 7/12 (2013.01);
Abstract
A cab roof structure, a cab and a rail train are described. The cab roof structure comprises: at least one roof connecting beam disposed on a roof carline; and at least two aluminum honeycomb panels, one roof connecting beam is disposed between every two aluminum honeycomb panels, and each aluminum honeycomb panel is fixedly connected to a left or right side of the roof connecting beam. The cab roof structure has the advantages of high structural strength, light weight, less welding and good manufacturability.