RAM OF SLEEPER PACKING MACHINE (VERSIONS) Russian patent published in 2015 - IPC E01B27/16 E01B27/12 

FIELD: construction.

SUBSTANCE: ram comprises a rod (1) with the lower end in the form of a blade (2) and is equipped with inserts (3) from hard-alloy material. Inserts (3) are rigidly fixed relative to the ram. The side surface of the inserts (3) is raised above the surface, and/or arranged aflush with the surface, and/or submerged into the material of the blade (2) for the depth of not more than 5 mm. Inserts (3) are installed through the body of the blade (2). A head (5) of the inserts (3) is located at the side of the front surface of the blade (2), and the base (6) of the insert - at the side of the rear surface of the insert. The head (5) and/or the base (6) of the insert (3) is raised above the surface, and/or arranged aflush with the surface, and/or submerged into the material of the blade (2) for the depth of not more than 5 mm.

EFFECT: increased extent of usage of protective properties of a hard-alloy material of inserts due to increased area of insert surface, which directly interacts with compacted abrasive medium.

16 cl, 11 dwg