1 |
Yang Su Kim, Hae Chul Yu, "Electric Railway Engineering" dongil, pp.431-443, 2012
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2 |
Yong Han Yun, Nak Gyeong Kim, Tae Su Kim, "The Affection on Spring Type Tensioning Device Due to Spring Breakage of Spring Type Tensioning Device", Conference of Korean Society for Railway, pp 490-493, 2014
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3 |
Korea Railway Standards KRS PW 0012-08(R) Spring Type Automatic Tensioning Device
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4 |
Korea Railway Standards KRS PW 0010-13(R) Spring Type Automatic Tensioning Device
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5 |
NHK SPRING CO., LTD Material specification
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