CPC B62D 55/202 (2013.01) [B62D 55/21 (2013.01); B62D 55/14 (2013.01); B62D 55/20 (2013.01); B62D 55/26 (2013.01)] | 20 Claims |
1. A track chain member comprising:
a shoe member defining a track chain traveling direction and a lateral direction perpendicular to the track chain traveling direction; and
a track pad member, extending from the shoe member, including:
a first lug member extending from the shoe member in a first direction parallel to the track chain traveling direction, and
a second lug member and a third lug member both extending from the shoe member in a second direction opposite of the first direction,
wherein the first lug member and the third lug member define a Z-shaped configuration,
wherein the first lug member defines a first lug width along the lateral direction,
wherein the track pad member defines a roller support surface defining a roller support surface width along the lateral direction,
wherein the first lug width ranges from 40-60% of the roller support surface width,
wherein the second lug member includes a projection extending from the second lug member in the second direction,
wherein a first side of the projection is aligned with a first side of a section of the second lug member, and
wherein a second side of the projection is offset from a second side of the section.
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