A segmented track made of a plurality of elastomeric track segments is provided. Each track segment is made of reinforced elastomeric material and is provided, at each end thereof, with a joint element adapted to be connected to the joint element of adjacent track segments. Each track segment compri
A segmented track made of a plurality of elastomeric track segments is provided. Each track segment is made of reinforced elastomeric material and is provided, at each end thereof, with a joint element adapted to be connected to the joint element of adjacent track segments. Each track segment comprises longitudinally extending reinforcing elements which are embedded into the elastomeric material and which are extending between and coupled to both joint elements.
대표청구항▼
1. A track segment comprising a segment body made of reinforced elastomeric material and having an outer ground-engaging surface, an inner wheel-engaging surface, a first lateral edge, a second lateral edge, a first extremity and a second extremity, said segment body comprising a plurality of longit
1. A track segment comprising a segment body made of reinforced elastomeric material and having an outer ground-engaging surface, an inner wheel-engaging surface, a first lateral edge, a second lateral edge, a first extremity and a second extremity, said segment body comprising a plurality of longitudinally extending sections, each of said sections having a pitch length, each of said sections comprising, on said inner wheel-engaging surface, laterally spaced apart guide lugs and/or drive lugs, and, on said outer ground-engaging surface, at least one traction lug, each of said sections being attached to at least one adjoining section by a flexible portion devoid of said drive lugs, guide lugs and traction lugs, said segment body comprising: a) a first extreme section located at said first extremity and comprising a first joint element,b) a second extreme section located at said second extremity and comprising a second joint element, andc) other sections located between said first and second extreme sections,wherein said first extreme section has a first length, said second extreme section has a second length, said other sections each has a third length, and said flexible portions each has a fourth length wherein the first extreme section and the second extreme section have an extreme pitch length longer than the pitch length of the regular sections. 2. A track segment as claimed in claim 1, wherein said fourth length is substantially shorter than said third length. 3. A track segment as claimed in claim 2, wherein said first length and said second length are longer than said third length. 4. A track segment as claimed in claim 1, wherein said first length and said second length are longer than said third length. 5. A track segment as claimed in claim 1, wherein said first joint element and said second joint element have a combined length which is larger than said third length. 6. A track segment as claimed in claim 1, wherein said first joint element comprises a first hinge portion and a first anchoring portion, wherein said second joint element comprises a second hinge portion and a second anchoring portion, and wherein said track segment comprises longitudinally extending reinforcing elements mounted to and extending between said first and second anchoring portions. 7. A track segment as claimed in claim 6, wherein each of said longitudinally extending reinforcing elements comprises a first extremity and a second extremity, wherein said first extremities are provided with at least one first retaining element, and wherein said second extremities are provided with at least one second retaining element, said at least one first retaining element being configured to engage said first anchoring portion, and said at least one second retaining element being configured to engage said second anchoring portion. 8. A track segment as claimed in claim 7, wherein said first anchoring portion comprises a first laterally extending channel and said second anchoring portion comprises a second laterally extending channel, and wherein said at least one first retaining element is received into said first laterally extending channel and said at least one second retaining element is received into said second laterally extending channel. 9. A track segment as claimed in claim 8, wherein said at least one first retaining element is slidingly received into said first laterally extending channel and said at least one second retaining element is slidingly received into said second laterally extending channel. 10. A track segment as claimed in claim 6, wherein each of said reinforcing elements comprises a first extremity and a second extremity, wherein said first extremity of each of said reinforcing elements is provided with a first retaining element, and wherein said second extremity of each of said reinforcing elements is provided with a second retaining element. 11. A track segment as claimed in claim 10, wherein said first anchoring portion comprises a first laterally extending channel and said second anchoring portion comprises a second laterally extending channel, and wherein said first retaining elements are received into said first laterally extending channel and said second retaining elements are received into said second laterally extending channel. 12. A track segment as claimed in claim 11, wherein said first and second laterally extending channels are substantially cylindrical, wherein said first and second retaining elements are substantially cylindrical, and wherein said first retaining elements are slidingly received into said first laterally extending channel and said second retaining elements are slidingly received into said second laterally extending channel. 13. A track segment as claimed in claim 6, wherein said first hinge portion comprises a plurality of laterally extending and spaced apart first hinge sections, and wherein said second hinge portion comprises a plurality of laterally extending and spaced apart second hinge sections. 14. A track segment as claimed in claim 13, wherein said first hinge sections and said second hinge sections are complementary and are configured to receive a hinge pin. 15. A track segment as claimed in claim 13, wherein said first hinge sections and said second hinge sections are substantially laterally aligned, and wherein said first hinge sections are configured to receive a first hinge pin and said second hinge sections are configured to receive a second hinge pin. 16. A track segment as claimed in claim 1, wherein said first joint element comprises guide lug and/or drive lugs reinforcements respectively extending into said guide lugs and/or drive lugs. 17. A track segment as claimed in claim 1, wherein said first joint element comprises first guide lug and/or drive lugs reinforcements respectively extending into said guide lugs and/or drive lugs located on said inner wheel-engaging surface of said first extreme section. 18. A track segment as claimed in claim 17, wherein said second joint element comprises second guide lug and/or drive lugs reinforcements respectively extending into said guide lugs and/or drive lugs located on said inner wheel-engaging surface of said second extreme section. 19. A track segment as claimed in claim 18, wherein said first joint element comprises first grooves extending laterally between said first guide lug and/or drive lugs reinforcements, and wherein said second joint element comprises second grooves extending laterally between said second guide lug and/or drive lugs reinforcements. 20. A track segment as claimed in claim 17, wherein said first joint element comprises first grooves extending laterally between said first guide lug and/or drive lugs reinforcements. 21. A track segment as claimed in claim 1, wherein each of said sections comprises a first drive lug adjacent said first lateral edge, a second drive lug adjacent said second lateral edge, and a guide lug substantially centrally located with respect to said first and second lateral edges. 22. A track segment as claimed in claim 21, wherein said guide lug located on said first extreme section has a first lateral flexibility, wherein said guide lug located on said second extreme section has a second lateral flexibility, wherein said guide lugs located on said other sections have a third lateral flexibility, and wherein said first, second and third laterally flexibilities are substantially equal. 23. A track segment as claimed in claim 21, wherein said first and second drive lugs located on said first extreme section have a first longitudinal flexibility, wherein said first and second drive lugs located on said second extreme section have a second longitudinal flexibility, wherein said first and second drive lugs located on said other sections have a third longitudinal flexibility, and wherein said first, second and third longitudinal flexibilities are substantially equal. 24. A segmented track comprising a plurality of track segments as claimed in claim 1, connected end-to-end. 25. A segmented track comprising a plurality of interconnected track segments, wherein each of said track segments comprises a segment body made of reinforced elastomeric material and having an outer ground-engaging surface, an inner wheel-engaging surface, a first extremity and a second extremity, said segment body comprising a plurality of longitudinally extending sections, each of said sections being attached to at least one adjoining section by a flexible portion, said segment comprising a first extreme section located at said first extremity and comprising a first joint element, a second extreme section located at said second extremity and comprising a second joint element, and regular sections therebetween, said first joint element comprising a first hinge portion and a first anchoring portion, said second joint element comprising a second hinge portion and a second anchoring portion, said track segment comprising longitudinally extending reinforcing elements mounted to and extending between said first and second anchoring portions, said first hinge portion comprising a first hinge pin and said second hinge portion comprising a second hinge pin wherein the first extreme section and the second extreme section have an extreme pitch length longer than a pitch length of the regular sections; andwherein said first hinge pins are respectively connected to adjacent second hinge pins with clamp connectors.
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이 특허에 인용된 특허 (6)
Deland,Andr챕; Delisle,Marc, Angled traction lugs for endless band.
Wiesner Hagen H. (Solingen DEX) Spies Klaus (Remscheid DEX) Oertgen Ekkehard (Radevormwald DEX), Belt-type caterpillar for track-laying vehicles and snowmobiles.
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