gyro caging
1cage/caging — Mechanically locking the gimbals of a gyroscope so that it will not be damaged by rough handling or radical maneuvers. A caging button or knob is provided on some gyro instruments to prevent damage to them. It is also used when a gyro has tumbled …
2Polycarbonate — Repeating chemical structure unit of Polycarbonate made from bisphenol A Ph …
