Pendulum rolling ball clock (EN). Homemade 100% mechanical marble machine clock.

Rolling Ball Clocks by @onlineclock

GROWXTTT on Instagram: "This captivating video showcases a beautiful, mechanical kinetic sculpture known as a rolling ball clock or gravity clock. The device uses a series of intricately designed, large metal gears and a sophisticated escapement mechanism, powered by the rhythmic release and descent of small metal balls. Unlike traditional clocks using pendulums or springs, here the transfer of a ball down the golden rails drives the movement of the large gears, effectively counting out each sec

DIY rolling-ball clock

Tocky Rolling Alarm Clock from ThinkGeek

Marble Clock