URBAN RAIL TRAIN AND TRAIN HARD-WIRED SIGNAL TRANSMISSION CIRCUIT THEREFOR, AND TAIL CLOSED LOOP CIRCUIT FOR USE IN TRAIN HARD-WIRED SIGNAL SCENARIO

WIPO Patent Application WO/2021/135710

A1

An urban rail train and a train hard-wired signal transmission circuit therefor, and a tail closed loop circuit for use in a train hard-wired signal scenario. The train hard-wired signal transmission circuit comprises: a first storage battery (10); a first connector (20); a second connector (30); N key signal switching units; a first electrical signal receiving component (40); and a second electrical signal receiving component (50). A first end of the first connector (20) is connected to the first storage battery (10), and a second end and the first end of the first connector (20) are connected to each other. The N key signal switching units are connected in series between the second end of the first connector (20) and a second end of the second connector (30), where N is a positive integer. A third end of the second connector (30) is respectively connected to the first electrical signal receiving component (40) and the second electrical signal receiving component (50). The second end and the third end of the second connector (30) are connected to each other.

JPS5284622	SNOW REMOVING APPARATUS
JP6669307	Propulsion control device

JING YUHANG (CN)
ZHOU LI (CN)
SI SHANGZHUO (CN)
WU PINGJING (CN)
LIN YE (CN)

PCT/CN2020/130304

July 08, 2021

November 20, 2020

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CRRC ZHUZHOU LOCOMOTIVE CO LTD (CN)

B61C17/00; B61L15/00

CN111098868A	2020-05-05
CN111055887A	2020-04-24
CN109849696A	2019-06-07
CN108082199A	2018-05-29
CN203391776U	2014-01-15
EP3300982A1	2018-04-04

UNITALEN ATTORNEYS AT LAW (CN)

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