.~ With guide means for interfitting with sprocket wheel or roller {3}
194
.~.~ Track wheel wear protection (e.g., track element protection)
DEFINITION
Classification: 305/194
Track wheel wear protection (e.g., track element protection):
(under subclass 193) Apparatus including usually a guard ring to serve as a guard for the track tire against contact with the guide lugs and to protect against the deterioration due to frictional contact.
SEE OR SEARCH CLASS
474, Endless Belt Power Transmission Systems or Components,
190+, for a friction drive pulley or guide roll including a nonmetallic belt-engaging surface portion. [figure] [caption]A, B - Wheel rim; C - Tire; D, E, F - Wear protective rings; G - Guiding tooth; H - Track chain
