A track pad of an articulating track system for a machine is disclosed. The track pad includes a ground engaging portion and a body portion. The ground engaging portion includes a ground engaging surface that engages the ground during operation of the machine. The body portion extends from the groun
A track pad of an articulating track system for a machine is disclosed. The track pad includes a ground engaging portion and a body portion. The ground engaging portion includes a ground engaging surface that engages the ground during operation of the machine. The body portion extends from the ground engaging portion in a direction opposite the ground engaging surface. The body portion includes a roller engaging surface distal to the ground engaging surface. The roller engaging surface is a convex surface that matches the curvature of a roller surface for a roller of the machine.
대표청구항▼
1. A track pad of an articulating track system for a machine, the track pad comprising: a ground engaging portion including a ground engaging surface that engages the ground during operation of the machine;a body portion extending from the ground engaging portion in a direction opposite the ground e
1. A track pad of an articulating track system for a machine, the track pad comprising: a ground engaging portion including a ground engaging surface that engages the ground during operation of the machine;a body portion extending from the ground engaging portion in a direction opposite the ground engaging surface, the body portion including a first end,a second end opposite the first end, anda roller engaging surface distal to the ground engaging surface, the roller engaging surface being a convex surface;a first side rail extending from the ground engaging portion in the same direction as the body portion, the first side rail being spaced apart from the body portion forming a first roller edge gap there between; anda second side rail extending from the ground engaging portion in the same direction as the body portion, the second side rail being located opposite the first side rail and spaced apart from the body portion forming a second roller edge gap there between. 2. The track pad of claim 1, wherein the roller engaging surface includes curvature of a right circular cylinder, the right circular cylinder having an axis oriented in a first direction extending from the first end to the second end. 3. The track pad of claim 1, wherein the first end includes a first body flange and the second end includes a second body flange. 4. The track pad of claim 3, wherein the first end further includes a body interlocking recess that receives the second body flange of an adjacent track pad within the articulating track system. 5. The track pad of claim 3, wherein the first side rail and the second side rail each include: a first rail end including a first rail flange, the first rail flange of the first side rail and the second side rail aligning with the first body flange; anda second rail end including a second rail flange, the second rail flange of the first side rail and the second side rail aligning with the second body flange. 6. The track pad of claim 5, wherein the first rail end of the first side rail and the second side rail includes a rail interlocking recess adjoining the first rail flange, the rail interlocking recess that receives the second rail flange of the adjacent track pad within the articulating track system. 7. The track pad of claim 1, wherein the first end and the second end include a sprocket engaging recess. 8. An articulating track system for a machine, the articulating track system comprising: a plurality of rollers, each roller of the plurality of rollers including a first roller side,a second roller side spaced apart from the first roller side defining a roller width, anda roller surface extending between the first roller side and the second roller side, the roller surface being a concave surface of revolution; anda track chain assembly including a plurality of track pads, each track pad of the plurality of track pads including a ground engaging portion including a ground engaging surface that engages the ground during operation of the machine;a body portion extending from the ground engaging portion in a direction opposite the ground engaging surface, the body portion including a first end,a second end opposite the first end,a roller engaging surface distal to the ground engaging surface, the roller engaging surface being a convex surface including curvature of a right circular cylinder with its axis oriented in a first direction extending from the first end to the second end, anda body width narrower than the roller width, the body width being a chord length of the roller engaging surface, anda plurality of track pins where each track pin of the plurality of track pins secures a track pad of the plurality of track pads to an adjacent track pad. 9. The articulating track system of claim 8, wherein the roller surface is formed by revolving a circular arc about an axis with a concavity of the arc facing a direction opposite the axis. 10. The articulating track system of claim 8, wherein the roller engaging surface is configured to have 100% contact with the roller surface and is configured to maintain that contact for at least 10 degrees of articulation between the track pad and the roller while the roller engaging surface is in contact with the roller surface. 11. The articulating track system of claim 8, wherein each track pad of the plurality of track pads further includes: a first side rail extending from the ground engaging portion in the same direction as the body portion, the first side rail being spaced apart from the body portion forming a first roller edge gap there between; anda second side rail extending from the ground engaging portion in the same direction as the body portion, the second side rail being located opposite the first side rail and spaced apart from the body portion forming a second roller edge gap there between. 12. The articulating track system of claim 11, wherein each roller of the plurality of rollers further includes: a first edge formed at a first intersection of the roller surface and the first roller side; anda second edge formed at a second intersection of the roller surface and the second roller side;wherein the first edge is located within the first roller edge gap and the second edge is located within the second roller edge gap while the roller engaging surface is in contact with the roller surface. 13. The articulating track system of claim 11, wherein: the first end includes a first body flange;the second end includes a second body flange; andthe first side rail and the second side rail each include a first rail end including a first rail flange, anda second rail end including a second rail flange;wherein the track pin extends through the first body flange and at least partially through the first rail flange of the first side rail and the first rail flange of the second side rail of the track pad; andwherein the track pin also extends through the second body flange, the second rail flange of the first side rail, and the second rail flange of the second side rail of the adjacent track pad without binding. 14. The articulating track system of claim 13, wherein the ground engaging portion includes: a first ground engaging extension extending beyond the first rail; anda second ground engaging extension extending beyond the second rail;wherein the first ground engaging extension and the second ground engaging extension each include a pin recess for insertion and removal of the track pin. 15. The articulating track system of claim 13, the roller engaging surface protrudes into the roller surface to create lateral interference. 16. A track pad of an articulating track system for a machine, the track pad comprising: a ground engaging portion including a ground engaging surface that engages the ground during operation of the machine;a body portion extending from the ground engaging portion in a direction opposite the ground engaging surface and generally having a shape of a cuboid capped with a horizontal cylindrical segment, the body portion including a first end including a first body flange,a second end opposite the first end, the second end including two second body flanges spaced apart and a body interlocking recess located between the second body flanges, anda roller engaging surface distal to the ground engaging surface, the roller engaging surface being a convex surface defining the shape of the horizontal cylindrical segment with its axis oriented in a first direction extending from the first end to the second end;a first side rail extending from the ground engaging portion in the same direction as the body portion, the first side rail being spaced apart from the body portion forming a first roller edge gap there between the first side rail including a first rail end including a first rail flange and a first rail interlocking recess adjoining the first rail flange, anda second rail end distal to the first rail end and including a second rail flange; anda second side rail extending from the ground engaging portion in the same direction as the body portion, the second side rail being located opposite the first side rail and spaced apart from the body portion forming a second roller edge gap there between, the second side rail including a third rail end including a third rail flange and a second rail interlocking recess adjoining the third rail flange, anda fourth rail end distal to the third rail end and including a fourth rail flange. 17. The track pad of claim 16, wherein the first body flange, the first rail flange, and the third rail flange align so as to receive a track pin without binding, and the second body flange, the second rail flange, and the fourth rail flange align so as to receive the track pin without binding. 18. The track pad of claim 16, wherein the roller engaging surface protrudes into a pocket formed by a roller surface of a roller of the machine to create lateral interference during operation of the machine. 19. The track pad of claim 16, wherein a ratio of a segment height of the horizontal cylindrical segment over a radius defining the roller engaging surface is at least 0.05. 20. The track pad of claim 16, wherein the wherein the first end and the second end include a sprocket engaging recess.
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이 특허에 인용된 특허 (6)
Colwell, Joseph J.; Borkowski, Gary R., Crawler shoe with peening pads in roller path.
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