SEALING-PACKING TOOL FOR RAIL TRACK BALLAST Russian patent published in 2010 - IPC E01B27/16 

FIELD: construction.

SUBSTANCE: sealing-packing tool for rail track ballast comprises the following components interacting with vibration mechanism (1), lower end of which is arranged in the form of sealing shovel (2) and ramming plate (3) installed with the possibility of displacement over sealing shovel (2). Range of ramming plate (3) motion is additionally increased so that ramming plate has the possibility of displacement below level of shovel elements (2) most protruding forward. Ramming plate (3) may be arranged in the form of hollow element, which is convex upwards, top of which forms central part of ramming plate (3), and peripheral sections - side parts of ramming plate (3). Lower working surface of ramming plate (3) and/or its side faces may be equipped with ledges. Surface of shovel (2) may also be equipped with ledges (5). Ledges (5) may be arranged in the form of pins or cogs. Ramming plate (3) may be fixed on rod (1) by means of elastic element (4), installed with the possibility of swinging in plane transverse relative to plane of sealing shovel (2) for displacement of ramming plate (3) to the side in process of contact with sleeper.

EFFECT: improved operational characteristics.

7 cl, 4 dwg