TAMPING PICK WITH ACTIVE BLADE Russian patent published in 2008 - IPC E01B27/16 E01B27/12 

FIELD: transport.

SUBSTANCE: invention relates to railroad machinery and represents a tamping pick for tie tamping machines used for consolidation of ballast bed under the ties in laying new and repairing used tracks. The tie tamping machine pick incorporates a casing with a blade made up of lateral and intermediate load-bearing props made of a hard-alloyed material. The blade incorporates also, at least, one shaft furnished with the said elements representing hollow rollers and/or washers rotating on the said shaft.

EFFECT: higher efficiency of tamping pick incorporated with tie tamping machine.

2 cl, 1 dwg