ðə wˈɜːkɪŋ pɹˈɪnsɪpəl ɪz sˈɪmɪlɚ tə kɹˈæŋkʃæft, skˈɑːtʃ jˈoʊk, ɔːɹ wˈɑːbəl slˈæʃ nuːtˈeɪɾɚ slˈæʃ zˈiːkɹˈæŋk dɹˈaɪvz, ɪn ˈɛndʒɪn dɪzˈaɪnz.
The working principle is similar to crankshaft, Scotch yoke, or wobble/nutator/Z-crank drives, in engine designs.