CRAWLER LINK

摘要

A crawler belt link including a link body having an upper surface, and a l ug extending upwardly from the upper surface to a lug top. The lug has a first face which is engageable with a drive tumbler. A first surface defining a first portion of the face extends at an angle from the lug top to a first surface edge. A second surfa ce defining a second portion of the face extends toward the body upper surface from the first surface edge at an angle different from the first surface angle. In one aspe ct of the invention, the crawler belt link lug has a second face facing away from said first face. In another aspect of the invention the crawler belt link first surface provides a mechanical advantage which is greater than 1.0.