LINK MOTION n.
A valve gear, consisting of two eccentrics with their rods, giving motion to a slide valve by an adjustable connecting bar, called the link, in such a way that the motion of the engine can be reversed, or the cut-off varied, at will; -- used very generally in locomotives and marine engines.
SPHERE n.
In ancient astronomy, one of the concentric and eccentric revolving spherical transparent shells in which the stars, sun, planets, and moon were supposed to be set, and by which they were carried, in such a manner as to produce their apparent motions.
THROW n.
The extreme movement given to a sliding or vibrating reciprocating piece by a cam, crank, eccentric, or the like; travel; stroke; as, the throw of a slide valve. Also, frequently, the length of the radius of a crank, or the eccentricity of an eccentric; as, the throw of the crank of a steam engine is equal to half the…
TURKEY-TROT n.
An eccentric ragtime dance, danced with the feet well apart and with a characteristic rise on the ball of the foot, followed by a drop upon the heel. The original form, owning to the positions assumed by the dancers, is offensively suggestive. Similar dances are the bunny hug and grizzly bear, so called in allusion to…