Linked Tooth Digging Chain

摘要

A digging chain for a trencher with a repeated pattern of single-piece toothed links, The single-piece teeth are pivotally connected on each side to an adjacent link. The single-piece teeth comprise a repeating pattern with the first and second teeth having different shapes on the same side of the digging chain, and the third and fourth teeth are on an opposite side of the digging chain.

主权项

1. An endless digging chain formed from a plurality of pivotally interconnected links arranged in laterally spaced first and second flights, in which the plurality of links include:
a first tooth positioned in the first flight and formed as a single-piece tooth having a first shape; a second tooth positioned in the first flight and formed as a single-piece tooth having a second shape different than the first shape; and a third tooth positioned in the second flight and formed as a single piece tooth.