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Link 1 is connected by turning pair A to the fixed link and by turning pair B to cross-shaped link 2. Link 2 is connected by turning pair C to link 3 which, in turn, is connected by screw pair D to slider 4. Slider 4 moves in fixed guides. The axes of turning pairs A, B, and C, and of screw pair D should intersect at a single point O. Rotation of link 1 about axis Ox is converted into sliding motiā€¦