A free-floating spherical gimbal ("gimbal") that includes a moving portion substantially spherical in shape and partially enclosed within a larger spherical and stationary cavity. The moving portion of the spherical gimbal is maintained in a location without direct mechanical contact with the stationary cavity.
Keywords: navigation, gimbal
International Class: B64G 1/10 20060101 B64G001/10, B64G 3/00 20060101 B64G003/00, F16M 11/18 20060101 F16M011/18, B64G 1/24 20060101 B64G001/24, B64G 1/36 20060101 B64G001/36