Global Patent Index - EP 1275781 A2

EP 1275781 A2 20030115 - Apparatus and method for ballast replacement

Title (en)

Apparatus and method for ballast replacement

Title (de)

Maschine und Verfahren zur Erneuerung von Schotter

Title (fr)

Machine et méthode pour replacer le ballast

Publication

EP 1275781 A2 20030115 (EN)

Application

EP 02254787 A 20020709

Priority

GB 0116889 A 20010711

Abstract (en)

The present invention provides apparatus for the continuous replacement of ballast material beneath a railway track comprising rails (10A, 10B), mounted on sleepers (11A, 11B). The apparatus comprises: (a) means to cut an elongate trench (12) adjacent one rail (10B) of the track and extending in a direction substantially parallel to said rail; (b) means (13) to remove ballast material from beneath one or more of the sleepers (11B) and to convey said ballast material to a collector means (14) located in said trench; (c) collector means (14) to collect said removed ballast material and to deposit it on a conveying means (15); (d) means (15) to convey the deposited collected ballast material to a disposal means; and (e) means to replace the removed ballast with fresh ballast; wherein at least said means (b) and (c) are in operative association with each other. <IMAGE>

IPC 1-7

E01B 27/10

IPC 8 full level

E01B 27/10 (2006.01)

CPC (source: EP)

E01B 27/10 (2013.01)

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR IE IT LI LU MC NL PT SE SK TR

DOCDB simple family (publication)

EP 1275781 A2 20030115; EP 1275781 A3 20040128; GB 0116889 D0 20010905; GB 2377468 A 20030115; GB 2377468 B 20050119

DOCDB simple family (application)

EP 02254787 A 20020709; GB 0116889 A 20010711