gimbal freedom

The maximum angular displacement about a gyro output axis expressed in degrees.

Aviation dictionary. 2014.

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  • gimbal — [gim′bəl, jim′bəl] n. 〚altered < ME gemelles, twins < L gemellus, dim. of geminus, twin〛 [often pl.] a device consisting of a pivoted ring or rings capable of swinging freely while mounted to a fixed frame, used as to hold a ship s gyroscope… …   Universalium

  • gimbal — i. A device with two mutually perpendicular and intersecting axes of rotation, thus giving free angular movement in two directions. ii. In a gyro, a support that provides the spin axis with a degree of rotational freedom. Gyros can be mounted in… …   Aviation dictionary

  • gimbal lock — A situation in which two gimbals coincide in the same plane. This results in the restriction on the freedom of movement of a gyroscope, robbing it of its useful properties. Inner and outer gimbals are in the same plane …   Aviation dictionary

  • Degrees of freedom (mechanics) — In mechanics, degrees of freedom (DOF) are the set of independent displacements and/or rotations that specify completely the displaced or deformed position and orientation of the body or system. This is a fundamental concept relating to systems… …   Wikipedia

  • axis of freedom — Of a gyro; an axis about which a gimbal provides a degree of freedom of movement …   Aviation dictionary

  • Gyroscope — A gyroscope is a device for measuring or maintaining orientation, based on the principles of angular momentum [ [ Gyroscope] by Sándor Kabai, The Wolfram Demonstrations Project.] [… …   Wikipedia

  • Quaternions and spatial rotation — Unit quaternions provide a convenient mathematical notation for representing orientations and rotations of objects in three dimensions. Compared to Euler angles they are simpler to compose and avoid the problem of gimbal lock. Compared to… …   Wikipedia

  • Control moment gyroscope — A control momentum gyroscope (CMG) is an attitude control device generally used in spacecraft attitude control systems. A CMG consists of a spinning rotor and one or more motorized gimbals that tilt the rotor’s angular momentum. As the rotor… …   Wikipedia

  • International Space Station — ISS redirects here. For other uses, see ISS (disambiguation). International Space Station …   Wikipedia

  • Saturn V Instrument Unit — The Saturn V Instrument Unit is a ring shaped structure fitted to the top of the Saturn V rocket s third stage (S IVB) and the Saturn IB s second stage (S IVB). It was immediately below the SLA (Spacecraft/Lunar Module Adapter) panels that… …   Wikipedia

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