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.:

US 8985522 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 24, 2015

Filed:

Aug. 09, 2011
Applicants:

Wei Bai, Shanghai, CN;

Jing Bai, Shanghai, CN;

Qing Bai, Shanghai, CN;

Baolong Feng, Shanghai, CN;

Inventors:

Wei Bai, Shanghai, CN;

Jing Bai, Shanghai, CN;

Qing Bai, Shanghai, CN;

Baolong Feng, Shanghai, CN;

Assignee:

Other;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B61L 21/00 (2006.01); B61L 23/26 (2006.01); B61L 21/10 (2006.01); B61L 23/14 (2006.01); B61L 23/18 (2006.01);
U.S. Cl.
CPC ...
B61L 23/26 (2013.01); B61L 21/10 (2013.01); B61L 23/14 (2013.01); B61L 23/18 (2013.01);
Abstract

The present invention provides a method for improving operation density of rail vehicles and for preventing head-on collision and rear-ending collision. Said method divides a rail line into equidistant electronic zones, the length of a zone being greater than the shortest safe distance between two running vehicles. Said method installs a locomotive passing detection alarm device in each zone, when a locomotive travels at high speed on the rail, the locomotive passing detection alarm device corresponding to the zone occupied by the locomotive itself will simultaneously access adjacent front and back zones, and determine whether the two adjacent zones are simultaneously occupied by locomotives. If the two adjacent. zones are simultaneously occupied by locomotives, the locomotive passing alarm device will send an alarm signal to the locomotives to warn or otherwise take measures. The aforesaid method can avoid locomotive head-on collision and rear-end collision and increase transportation density according to the vehicle speed and distance at the same time, thus improving the transportation efficiency.


Find Patent Forward Citations

Bai, Wei. (2015). Method for improving operation density of rail vehicles and preventing head-on collision and rear-ending collision (U.S. Patent No. 8985522). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8985522

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