Retro mechanical alarm clock

Working principle of mechanical alarm clock
Retro alarm clock

Do you know how a mechanical alarm clock works?

Working: Removing the winding knobs and the back-case of your clock reveals the inside of the clock.             By removing the stand, hands, face and mounting ring, you end up with the clock mechansim itself.              You will see the main spring.The basic idea behind the spring is to act as an energy storage device so […]

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