초록 ▼

The present invention relates to a roller ski or board, said ski or board providing in-line central rollers, centrally provided on the ski or board body, and two pairs of additional rollers, respectively a front pair and a rear pair, said pair of rollers being raised with respect to the ground on wh

The present invention relates to a roller ski or board, said ski or board providing in-line central rollers, centrally provided on the ski or board body, and two pairs of additional rollers, respectively a front pair and a rear pair, said pair of rollers being raised with respect to the ground on which ski or board rests when the same ski or board is substantially parallel with respect to the ground, and contacting the same ground when ski or board is inclined, each one of the additional rollers is coupled with the ski or board by a support system comprising a fork, having one end coupled with the roller and the other one faced toward the ski or board, between the end of the fork faced toward the ski or board and the same ski or board being provided with a resilient element.

대표청구항 ▼

1. A roller ski or board, said ski or board providing in-line central rollers that each rotate about an axis that is substantially co-planar with a roller ski or board body, and two pairs of additional rollers, respectively a front pair and a rear pair, said pairs of additional rollers being raised

1. A roller ski or board, said ski or board providing in-line central rollers that each rotate about an axis that is substantially co-planar with a roller ski or board body, and two pairs of additional rollers, respectively a front pair and a rear pair, said pairs of additional rollers being raised with respect to the ground on which said ski or board rests when the same ski or board is substantially parallel with respect to the ground, and contacting the same ground when ski or board is inclined, said ski or board being characterized in that each one of the additional rollers is coupled with the ski or board by a support system comprising a fork, having one end coupled with the roller and the other one coupled to the ski or board as an extension of the ski or board in a direction of a longitudinal axis of the ski or board, and wherein between the end of the fork faced toward the ski or board and the same ski or board being provided a resilient element. 2. The roller ski or board according to claim 1, wherein said system further includes a sheets system for fixing said resilient element on the ski or board. 3. Roller ski or board according to claim 1, characterized in that ski or board and forks are realized integrally in a single piece, said resilient element being comprised of a specific material provided in the joining portion between ski or board and forks. 4. The roller ski or board according to claim 1, wherein said resilient element is comprised of a rubber element, of an elastomeric element, or of a spring. 5. The roller ski or board according to claim 1, wherein said resilient element is coupled to the ski or board via a shaped sheet so as to operate as a joint between the flat surface of the roller ski or board and a coupling angle of the fork. 6. The roller ski or board according to claim 1, wherein each said additional roller is pivotable about an axis that is substantially transverse to the direction of the longitudinal axis of the roller ski or board. 7. The roller ski or board according to claim 2, wherein said sheets system extends in a longitudinal direction that is parallel with the longitudinal axis of the roller ski or board. 8. The roller ski or board as claimed in claim 1, wherein said in-line central rollers are positioned between the two pairs of additional rollers.