(19)
(11)
EP 0 596 902 A1
(12)
(43)
Date of publication:
18.05.1994
Bulletin 1994/20
(21)
Application number:
92914051.0
(22)
Date of filing:
06.07.1992
(51)
International Patent Classification (IPC):
E01B
27/
18
( . )
(86)
International application number:
PCT/GB1992/001219
(87)
International publication number:
WO 1993/003225
(
18.02.1993
Gazette 1993/05)
(84)
Designated Contracting States:
GB
(30)
Priority:
02.08.1991
GB 19910016769
(71)
Applicant:
NORTHERN ENGINEERING INDUSTRIES PLC
Derby DE24 8BJ (GB)
(72)
Inventors:
FARMER, Geoffrey
Carlisle CA2 4DH (GB)
TAYLOR, Richard
Carlisle CA2 7XB (GB)
(74)
Representative:
Gunn, Michael Alan, et al
Rolls Royce plc P.O. Box 31
Derby DE24 8BJ
Derby DE24 8BJ (GB)
(54)
IMPROVEMENTS IN RAILWAY TRACK MAINTENANCE MACHINERY