EP 1531200 A1 20050518 - Railway sleeper
Title (en)
Railway sleeper
Title (de)
Eisenbahnschwelle
Title (fr)
Traverse de voie ferrée
Publication
Application
Priority
EP 03425734 A 20031114
Abstract (en)
Railway sleeper comprising a main structure (2) having a main direction of development, an upper surface (3) able to be associated to a railway track, and a lower base (4) able to be set down onto a railway ballast. The sleeper (1) further comprises at least a compensating element (5) associated to the main structure (2) in correspondence with the lower base (4), defining with the lower base (4) a lower bearing surface (6) of the sleeper (1), and movable relative to said lower base (4) at least between two operative positions, to each of which corresponds a different conformation of said lower bearing surface (6) to compensate for collapses and settling of said ballast. <IMAGE>
IPC 1-7
IPC 8 full level
E01B 3/20 (2006.01)
CPC (source: EP)
E01B 3/20 (2013.01)
Citation (search report)
- [XA] US 1357180 A 19201026 - WILLIAM NELSON
- [X] US 1148051 A 19150727 - RHINESMITH WILLIAM ALONZO [US]
- [A] GB 363782 A 19311231 - PAUL TRACY
- [A] US 1016806 A 19120206 - WHEATON VICTOR B [US]
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR
DOCDB simple family (publication)
EP 1531200 A1 20050518; EP 1531200 B1 20060104; AT E315129 T1 20060215; DE 60303114 D1 20060330
DOCDB simple family (application)
EP 03425734 A 20031114; AT 03425734 T 20031114; DE 60303114 T 20031114