Patent application number | Description | Published |
20140083782 | GROUND-ENGAGING TRACK SYSTEM, LINK FOR A TRACK CHAIN, AND METHOD - A ground-engaging track system for a machine includes a track extending about a rotatable track engaging element, and having a track chain with a plurality of elongate links each including an upper rail surface formed of a sacrificial wear material and having a convex longitudinal profile configured to delay scallop formation therein. A link for a track chain and related methodology are also disclosed. | 03-27-2014 |
20150061369 | TRACK JOINT ASSEMBLIES AND THRUST RINGS FOR SAME - Disclosed are various exemplary embodiments of a thrust ring for a track joint assembly. In one exemplary embodiment, the thrust ring may include a generally cylindrical outer surface. The thrust ring may also include a generally cylindrical inner surface including at least one protrusion extending toward a central axis of the thrust ring. | 03-05-2015 |
20150061370 | TRACK JOINT ASSEMBLIES - Disclosed are various exemplary embodiments of a track joint assembly. In one exemplary embodiment, the track joint assembly may include a first link having a first bore. The track joint assembly may also include a second link having a second bore. Additionally, the track joint assembly may include a pin positioned at least partially within the first bore. The track joint assembly may also include an inner bushing positioned coaxially around the pin, and at least partially within the second bore. In addition, the track joint assembly may include an outer bushing positioned coaxially around the inner bushing. The track joint assembly may also include a seal assembly positioned between the first link and the second link to form a hermetic seal between the first link and the second link. | 03-05-2015 |
20150061371 | TRACK JOINT ASSEMBLIES - Disclosed are various exemplary embodiments of a track joint assembly. In one exemplary embodiment, the track joint assembly may include a first link having a first bore. The track joint assembly may also include a second link having a second bore including first and second portions. The first and second portions may have different diameters. In addition, the track joint assembly may include a solid pin positioned at least partially within the first bore. The track joint may also include a bushing positioned coaxially around the pin. The bushing may include an axial end portion disposed in and contacting the first portion of the second bore. The bushing may also include an axial end-adjacent portion disposed in and contacting the second portion of the second bore. An outer diameter of the end-adjacent portion may be larger than an outer diameter of the end portion. | 03-05-2015 |
20150061372 | TRACK JOINT ASSEMBLIES - Disclosed are various exemplary embodiments of a track joint assembly. In one exemplary embodiment, the track joint assembly may include a first link having a first bore. Additionally, the track joint assembly may include a second link having a second bore. The track joint assembly may also include a bushing. The bushing may include a first axial end portion disposed in the first bore. In addition, the bushing may include a second axial end portion disposed in the second bore. The track joint assembly may also include a seal assembly positioned at an axial end of the first axial end portion. The seal assembly may contact the first link at a seal-link interface. | 03-05-2015 |
20150061373 | JOINT BUSHINGS FOR TRACK JOINT ASSEMBLIES - Disclosed are various exemplary embodiments of a joint bushing for a track joint assembly. In one exemplary embodiment, the joint bushing may include a generally cylindrical outer surface. The joint bushing may also include a generally cylindrical inner bearing surface defining a bore. The inner bearing surface may include a plurality of valley-shaped recesses. | 03-05-2015 |
20150061374 | TRACK JOINT ASSEMBLIES - Disclosed are various exemplary embodiments of a track joint assembly. In one exemplary embodiment, the track joint assembly may include a first link having a first bore. The track joint assembly may also include a second link having a second bore. In addition, the track joint assembly may include a solid pin positioned at least partially within the first bore. The track joint assembly may also include a bushing positioned coaxially around the pin. The bushing may include an axial end portion disposed in the second bore. The second link may include a sealing portion surrounding an axial end of the axial end portion. The sealing portion may include material having a different wear resistance than material of another portion of the second link. | 03-05-2015 |