| 摘要 |
<p>A cartridge assembly (14) for a track chain assembly (10) is provided. The cartridge assembly (14) includes a bushing (32) rotatably positioned about a track pin (30). Bearing members (34,36) are positioned about the track pin (30) adjacent the bushing (32). Collars (38,40) are positioned about the track pin (30) adjacent the bearing members (34,36). Seal arrangements (70,90) are positioned between the collars (38,40) and the bearing members (34,36) and between the bearing members (34,36) and the track bushing (32) sealably excluding contaminants and the retention of a lubricating fluid from a passage (56) in the bushing (32) and a bore (44) within the track pin (30). <IMAGE></p> |
