Manoeuvrable traction track

1. An endless track belt having an endless elongated body with a ground contacting outer surface and an inner surface,

wherein the ground-engaging surface comprises longitudinally alternating first and second regions, said first regions being rigid, and said second regions having a bellows structure such that they are able to expand and refract longitudinally between said first regions, and

wherein lateral edges of the track belt are bent.

2. The endless track belt according to claim 1 , wherein said first regions bear spaced traction lug members.

3. The endless track belt according to claim 2 , wherein each of said traction lug members have the same height.

4. The endless track belt according to claim 1 , wherein said first regions bear traction lug members, wherein each of said traction lug members have the same height.

5. The endless track belt according to claim 1 , comprising a reinforced core.

6. The endless track belt according to claim 1 , made of a resilient material.

7. The endless track belt according to claim 1 , molded as a one piece made of a resilient material.

8. The endless track belt of claim 1 , used on one of a recreational vehicle and an industrial vehicle.

9. An endless track belt for a tracked vehicle, the endless track belt having an endless elongated body with a ground engaging outer surface and an inner surface, lateral edges thereof being bent, and the ground engaging surface comprising corrugated regions that expand and retract longitudinally according to a movement of the tracked vehicle and to a corresponding inclination of the track longitudinally alternating with rigid regions.

10. The endless track belt of claim 9 , used on one of a recreational vehicle and an industrial vehicle.