harmonic engine

A machine in which the energy of an electric current is used, by means of two small electromagnets, to keep up the vibrations of a large and heavily-weighted tuning fork whose arms are connected to two pistons working a miniature pump.

Noun

  1. A machine in which the energy of an electric current is used, by means of two small electromagnets, to keep up the vibrations of a large and heavily-weighted tuning fork whose arms are connected to two pistons working a miniature pump.

Forms

harmonic engines