Patent classifications
E01B3/40
BALLASTLESS TRACK SECTION FOR A RAIL VEHICLE
The invention relates to a ballastless track section for a rail vehicle, said section being fastened to a platform (10) and comprising: a prefabricated concrete track slab (20, 120) comprising two stringers (21, 22); a rounded bearing surface (21c, 22c) borne by an underside of each stringer at each longitudinal end and having a curvature, the center of curvature of which is the top of a rail (21b, 22b) borne by the stringer; a prefabricated support pad (30, 130) for supporting each longitudinal end of the slab (20, 120) and comprising at least two support bases (33, 34) for the two stringers of this longitudinal end of the slab, each base (33, 34) comprising at least one shim (33a, 34a) of predetermined thickness supporting said rounded bearing surface (21c, 22c) of the stringer of said slab facing this base.
FORMWORK FOR THE CONSTRUCTION OF RAILWAY PLATFORMS
Formwork (1) for the construction of railway platforms, comprising: a container (2) in which building material to be shaped and subjected to hardening for the construction of a railway platform can be compacted; at least one fixed crossbeam (3) located at the bottom del container (2); at least one movable crossbeam (4) provided with at least one pair of fastening imprints (5) arranged symmetrically and configured to model the material to form a pair of fastening seats apt to position the rails on the railway platform; placed side by side with the fixed crossbeam (3) and defining therewith an impression surface on which said material can be molded for the construction of said railway platform; said movable crossbeam (4) being rotatable and/or translatable with respect to said fixed crossbeam (3), the configuration being such that different rotations and/or translations correspond to different positions in the container (2) of the fastening imprints (5) and different impression surfaces.
FORMWORK FOR THE CONSTRUCTION OF RAILWAY PLATFORMS
Formwork (1) for the construction of railway platforms, comprising: a container (2) in which building material to be shaped and subjected to hardening for the construction of a railway platform can be compacted; at least one fixed crossbeam (3) located at the bottom del container (2); at least one movable crossbeam (4) provided with at least one pair of fastening imprints (5) arranged symmetrically and configured to model the material to form a pair of fastening seats apt to position the rails on the railway platform; placed side by side with the fixed crossbeam (3) and defining therewith an impression surface on which said material can be molded for the construction of said railway platform; said movable crossbeam (4) being rotatable and/or translatable with respect to said fixed crossbeam (3), the configuration being such that different rotations and/or translations correspond to different positions in the container (2) of the fastening imprints (5) and different impression surfaces.
TURNOUT ARRANGEMENT WITH ELASTICALLY SUPPORTED TURNOUT BASES
A turnout arrangement of a slab track with a ballastless superstructure for forming a main track (1) and a branch track (2) which branches off from the main track for railway traffic has a plurality of prefabricated turnout bases (3) of untensioned reinforced concrete, a casting compound (5), which is cast and hardened between the aligned turnout bases and the ground (4), a plurality of fastening areas (6) which are rail support points (7) provided on the turnout bases for the rail fastening of the main track, the branch track, and further turnout components. The turnout bases of the turnout arrangement are elastically supported, and each turnout base is provided with a positive-locking arrangement for positively holding the turnout base horizontally with respect to the casting compound. An elastic layer (8) is provided between a projection (13) of an element of the positive-locking arrangement and the turnout base.
TURNOUT ARRANGEMENT WITH ELASTICALLY SUPPORTED TURNOUT BASES
A turnout arrangement of a slab track with a ballastless superstructure for forming a main track (1) and a branch track (2) which branches off from the main track for railway traffic has a plurality of prefabricated turnout bases (3) of untensioned reinforced concrete, a casting compound (5), which is cast and hardened between the aligned turnout bases and the ground (4), a plurality of fastening areas (6) which are rail support points (7) provided on the turnout bases for the rail fastening of the main track, the branch track, and further turnout components. The turnout bases of the turnout arrangement are elastically supported, and each turnout base is provided with a positive-locking arrangement for positively holding the turnout base horizontally with respect to the casting compound. An elastic layer (8) is provided between a projection (13) of an element of the positive-locking arrangement and the turnout base.
Sleeper
The invention is a sleeper having a sleeper body (10), and the sleeper body (10) has a top side (15) and a bottom side opposite the top side (15), and intended rail laying band regions are on the top side (15), and at least two intended seating regions, each being applicable for a respective rail fastening (18), corresponding to and overlapping with each of the intended rail laying band regions. In the sleeper body (10) a through-opening (14) arranged between adjacent intended seating regions corresponding to the same rail laying band region, extending farther in both lateral directions than one or more intended rail laying band regions, encompassed by the sleeper body (10), and interconnecting the top side (15) and the bottom side of the sleeper body (10) is formed in the sleeper body (10).
Sleeper
The invention is a sleeper having a sleeper body (10), and the sleeper body (10) has a top side (15) and a bottom side opposite the top side (15), and intended rail laying band regions are on the top side (15), and at least two intended seating regions, each being applicable for a respective rail fastening (18), corresponding to and overlapping with each of the intended rail laying band regions. In the sleeper body (10) a through-opening (14) arranged between adjacent intended seating regions corresponding to the same rail laying band region, extending farther in both lateral directions than one or more intended rail laying band regions, encompassed by the sleeper body (10), and interconnecting the top side (15) and the bottom side of the sleeper body (10) is formed in the sleeper body (10).
CONCRETE CROSSTIE
A monoblock concrete crosstie for railway tracks that achieves a high performance in operation includes a steel structure that is formed from ultra-resistant high strength steel plates embedded in a concrete element and having pre-stressed cold rolled wires with ends that form button head knots which are anchored to the steel plates. The crosstie includes rail seats with a convex channeled formation that is mateable with an extending member of a faceplate wherein the railseat has a width less than the width of the faceplate, and a center of the face plate has a first distance from a center of the concrete element and a center of the rails seat has a second distance from the center of the concrete element, the first distance greater than the second distance.
CONCRETE CROSSTIE
A monoblock concrete crosstie for railway tracks that achieves a high performance in operation includes a steel structure that is formed from ultra-resistant high strength steel plates embedded in a concrete element and having pre-stressed cold rolled wires with ends that form button head knots which are anchored to the steel plates. The crosstie includes rail seats with a convex channeled formation that is mateable with an extending member of a faceplate wherein the railseat has a width less than the width of the faceplate, and a center of the face plate has a first distance from a center of the concrete element and a center of the rails seat has a second distance from the center of the concrete element, the first distance greater than the second distance.
DIRECT FIXATION FASTENER ASSEMBLY FOR TRACK RAIL HAVING MOLDED SUPPORT BLOCK AND METHOD OF MAKING SAME
A fastening system for track rail includes a molded support block, and a direct fixation fastener positioned upon an upper side of the molded support block. The direct fixation fastener includes a metallic frame and a non-metallic overmolded jacket. Clamping fasteners of the fastening system are structured to engage with retention elements integrally molded in a concrete matrix material of the molded support block to clamp the direct fixation fastener to the upper side within a range of lateral positions.