초록

A long life rubber grousered track shoe for track-type machines is disclosed. The track shoe has a steel shoe portion and a rubber grouser portion that is molded in situ to the steel shoe portion between a pair of steel grouser bars to protect the rubber grouser from undue shear loads.

대표청구항 ▼

A rubber grousered track shoe for track-type machines, comprising: an elongated steel shoe portion having a ground engaging side with at least two upstanding, laterally spaced apart steel grouser bars extending outwardly from said ground engaging side in a lengthwise orientation across said shoe, a

A rubber grousered track shoe for track-type machines, comprising: an elongated steel shoe portion having a ground engaging side with at least two upstanding, laterally spaced apart steel grouser bars extending outwardly from said ground engaging side in a lengthwise orientation across said shoe, a planar surface, disposed between a first one of said steel grouser bars and a second one of said steel grouser bars and a protective channel formed by said first and second grouser bars and said planar surface, said first steel grouser bar having a side facing an opposing side of said second steel grouser bar and each steel grouser bar having a tip at its distal end; and a rubber grouser portion molded in situ on said track shoe between said first and second steel grouser bars, said rubber grouser portion having an inner portion and an outer portion, said inner portion being located within said protective channel and having a first side, a bottom and a second side each contiguous along and bonded to said side of said first steel grouser bar, said planar surface and said side of said second steel grouser bar, respectively, and said outer portion extending above said protective channel and having a first side face, a second side face and a planar ground engaging top face, said top face being oriented parallel to said planar surface of said shoe portion and said side faces extending from said top face toward said inner portion of said rubber grouser portion, each of said side faces being joined to a respective one of said sides of said inner portion at a juncture located below the tip of its adjacent steel grouser bar.