IPC 2013 : E01B 33/08 : Boom track-slewing machines.

IPC2013 > E > E01 > E01B > E01B 33/00 > E01B 33/08[2] > Boom track-slewing machines.
Notes[t] E01 - E06: BUILDING
Notes[g] E01B 27/00 - E01B 37/00: Making, maintaining, renewing, or taking-up the ballastway or the track; Tools or machines specially designed therefor
E SECTION E — FIXED CONSTRUCTIONS.
E01 CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES.
E01B PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS (derailing or rerailing blocks on track, track brakes or retarders B61K; removal of foreign matter from the permanent way, vegetation control, applying liquids E01H).
E01B 33/00 Machines or devices for shifting tracks, with or without lifting, e.g. for aligning track, for shifting excavator track (combined with sleeper packing machines E01B 27/17).
E01B 33/08 · · Boom track-slewing machines.