Henein, SimonRubbert, LennartVardi, Ilan2019-12-052019-12-052019-12-052019https://infoscience.epfl.ch/handle/20.500.14299/163618A mechanical isotropic harmonic oscillator including a frame, a mass configured to oscillate, and three flexure rods, each flexure rod connecting the mass to the frame.General 2 degree of freedom isotropic harmonic oscillator and associated time base without escapement or with simplified escapementpatentUS201922749367298585