isochronism

Effects produced when the isochronism of the shocks is not perfect.

From Scientific American Supplement, No. 401, September 8, 1883 by Various

Again the suspension spring is measured for isochronism, and an alloy of steel prepared for it which does not alter its elasticity with change of temperature.

From Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 5 "Clervaux" to "Cockade" by Various

Thus, in 1720, Julien Leroy occupied himself working out the proper shapes for the inclines to produce this desired isochronism.

From Watch and Clock Escapements A Complete Study in Theory and Practice of the Lever, Cylinder and Chronometer Escapements, Together with a Brief Account of the Origin and Evolution of the Escapement in Horology by Anonymous

The isochronism of the vibrations of the pendulum inferred from this observation was not published or put to practical application in clocks for nearly sixty years afterward.

From Inventions in the Century by William Henry Doolittle

The angular velocity is regulated by a Watt's governor, which secures an isochronism of the motion independently of the charge.

From Scientific American Supplement, No. 799, April 25, 1891 by Various