发明名称 Apparatus for removing ballast from beneath a railroad track
摘要 A method and apparatus for removing ballast from beneath railroad tracks utilizes a horizontal undercutter disposed beneath the track to remove the ballast therefrom into a trench excavated by a cooperatively mounted trencher wheel. A horizontally disposed conveyor is located in the trench rearwardly of and adjacent the trench wheel to receive the ballast from the undercutter and to transport the ballast to the trencher wheel for removal thereby.
申请公布号 US4563826(A) 申请公布日期 1986.01.14
申请号 US19840664256 申请日期 1984.10.24
申请人 KERSHAW MANUFACTURING COMPANY, INC. 发明人 WHITAKER, JR., JOHN B.
分类号 E01B27/04;E02F3/18;E02F5/02;(IPC1-7):E02F5/08;E02F5/22 主分类号 E01B27/04
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