|
| US4014581 | 14 Oct 1975 | 29 Mar 1977 | Caterpillar Tractor Co. | Shoe assembly |
| US4098543 | 15 Apr 1977 | 4 Jul 1978 | Caterpillar Tractor Co. | Adapter pad for track link and track shoe |
| US6120405 | 6 Jan 1998 | 19 Sep 2000 | Caterpillar Inc. | Drive sprocket which has rotating members which are engaged by drive lugs of a track |
| US6220378 | 6 Jan 1998 | 24 Apr 2001 | Caterpillar Inc. | Drive mechanism for a track type work machine having enhanced durability |
| US6322473 | 7 Aug 2000 | 27 Nov 2001 | Caterpillar Inc. | Drive sprocket which has rotating members which are engaged by drive lugs of a track |