So that the mechanical working area of a delta robot is not round but elongated, and that the elbows of the delta robot do not protrude laterally beyond this mechanical working area when viewed from above in any of its functional positions, 2 of the 3 main arm axes make a very small angle to each other , the climatic center is away from the middle of the work area and one of the upper arms is shorter than the other two upper arms.
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