Conical pendulum

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See Pendulum.
a weight connected by a rod with a fixed point; and revolving in a horizontal circle about the vertical from that point.

See also: Conic, Pendulum

Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in periodicals archive ?
I became interested in them when I was visiting the Institute of Materials, Minerals and Mining, IOM3, where it has the 'Bessemer Clock' in its foyer, which has a conical pendulum. As with several other historic versions, it consists of a figure holding up a support for the pendulum controlling a clock mechanism in the base.
In 1788, Watt developed a conical pendulum governor that used a set of revolving steel balls attached to a vertical spindle by link arms.
``Based on experiments with a conical pendulum, Horrocks devised a model of planetary motion that was deeply contradictory to traditional understanding of these matters.