ELECTRIC DUAL-MODE WIPER SYSTEM FOR RAILWAY VEHICLE

Title:

ELECTRIC DUAL-MODE WIPER SYSTEM FOR RAILWAY VEHICLE

Document Type and Number:

WIPO Patent Application WO/2021/251517

Kind Code:

A1

Abstract:

The present invention provides an electric dual-mode wiper system for a railway vehicle. The electric dual-mode wiper system for a railway vehicle according to an embodiment of the present invention comprises: a first wiper driving unit including a first wiper, a first driving motor for driving the first wiper, a first linkage structure for connecting the first driving motor to the first wiper, and a first encoder for sensing the operating state of the first linkage structure; and a second wiper driving unit including a second wiper spaced apart from the first wiper, a second driving motor for driving the second wiper, a second linkage structure for connecting the second driving motor to the second wiper, and a second encoder for sensing the operating state of the second linkage structure, wherein the electric dual-mode wiper system controls a synchronization operation of the first and second driving motors on the basis of information about the operating states of the first and second linkage structures respectively transmitted from the first and second encoders.

Inventors:

KIM YEON SU (KR)
PARK SUNG HYUK (KR)

Application Number:

PCT/KR2020/007493

Publication Date:

December 16, 2021

Filing Date:

June 10, 2020

Export Citation:

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Assignee:

KOREA RAILROAD RES INSTITUTE (KR)

International Classes:

B60S1/08; B60S1/48; B60S1/50; B61D25/00

Foreign References:

KR102096987B1	2020-04-03
KR102096994B1	2020-04-03
KR101527683B1	2015-06-17
CN102616209A	2012-08-01
JPH0751408Y2	1995-11-22
KR101527683B1	2015-06-17

Other References: