21. Michiyo Koniki, a police spokesman in neighboring Tottori state, said the quake caused a slow rocking motion that lasted around 15-20 seconds. 22. Because of this, chronometers were normally mounted on gimbals, in order to isolate them from the rocking motions of a ship at sea. 23. The rocking motion of this drive is converted to a rotary motion by a series of driving pawls contained in a clutch box. 24. "Between puking up sea water I ingested on the hoisting operation and the rocking motion of the boat, I wasn't feeling very well ." 25. Michiyo Koniki, a police spokesman in neighboring Tottori prefecture, said the quake caused a slow rocking motion that lasted about 15 to 20 seconds. 26. The motion can be compensated for with a gun stabilizer . The rocking motion can also cause crew fatigue on long marches over rough terrain. 27. These snakes are capable of " sinking " quickly down into loose sand, using their keeled, angled and serrated lateral scales in a rocking motion . 28. Now, using the same gentle rocking motion , work the prongs downward until the base of the Ah-So is flush with the top of the bottle. 29. A : The knife is probably a " rocker knife, " which allows an individual to cut with a rocking motion rather than a sawing motion. 30. They have a handle on the back, and the stamp itself is slightly curved, so that the dye can be put on with a rocking motion .