EP 3597823 A1 20200122 - DEVICE FOR SECURING A SLEEPER
Title (en)
DEVICE FOR SECURING A SLEEPER
Title (de)
VORRICHTUNG ZUM BEFESTIGEN EINER SCHWELLE
Title (fr)
DISPOSITIF DE FIXATION DE TRAVERSE
Publication
Application
Priority
ES 2017070140 W 20170313
Abstract (en)
The invention relates to a system for securing sleepers in a ballastless track formed by a base plate, sleepers and an interposed elastic intermediate plate, wherein the sleeper body (13) comprises at least one through-hole (12), and the base plate comprises the corresponding blind holes (16) in which a securing pin (17) is embedded, to which a guide rod (22) that can be inserted in the through-hole (12) is joined, via which the sleeper is secured to the base plate in such away that no additional pretensioning is added to that caused by the positioning of the sleeper thereon, and only a certain amount of vertical movement is permitted, forming a disassemblable assembly of the securing elements and the sleepers.
IPC 8 full level
CPC (source: EP US)
E01B 1/007 (2013.01 - EP US); E01B 3/40 (2013.01 - US)
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA ME
DOCDB simple family (publication)
EP 3597823 A1 20200122; EP 3597823 A4 20201111; EP 3597823 B1 20220817; AU 2017408413 A1 20191024; BR 112019019025 A2 20240116; CA 3056511 A1 20181011; ES 2930399 T3 20221212; PL 3597823 T3 20221212; PT 3597823 T 20221116; US 2020131711 A1 20200430; WO 2018185350 A1 20181011
DOCDB simple family (application)
EP 17904915 A 20170313; AU 2017408413 A 20170313; BR 112019019025 A 20170313; CA 3056511 A 20170313; ES 17904915 T 20170313; ES 2017070140 W 20170313; PL 17904915 T 20170313; PT 17904915 T 20170313; US 201716494068 A 20170313