Caterpillar Inc.

Harry M Yousefnia

Peter William Anderton

Michael H Haselkorn

Daniel L Mikrut

Jerry A Metz

William A Holt

Kenneth R Watts

A track seal assembly (174) adapted to seal a track joint (172) includes a track link and a ceramic seal member (186). The track seal further includes an elastomeric member (176) positioned between the track link and the ceramic seal member (186). The track seal (174) further includes a bushing (184) having a ceramic end face (187). The end face (87) of the bushing defines a ceramic bushing face (187) that interfaces with the ceramic seal member (186) so as to form a seal interface.

Track joint sealing assembly for sealing a track joint in a track chain

A track seal assembly adapted to seal a track joint includes a track link and a first ceramic seal member. The track seal further includes a first elastomeric member positioned between the track link and the first ceramic seal member. The track seal further includes a bushing having an end face. The track seal also includes a second ceramic seal member secured to the end face of the bushing, wherein (1) the first ceramic seal member contacts the second ceramic seal member so as to form a seal interface, (2) the end face of the bushing has a counter bore defined therein, and (3) the second ceramic seal member is positioned within the counter bore of the bushing.

Track joint sealing assembly for sealing a track joint having ceramic

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Peoria, IL, United States of America

Harry M Yousefnia