{"version":"1.0","type":"link","title":"Balance spring - Newikis","description":"A balance spring, or hairspring, is a spring attached to the balance wheel in mechanical timepieces. It causes the balance wheel to oscillate with a resonant frequency when the timepiece is running, which controls the speed at which the wheels of the timepiece turn, thus the rate of movement of the…","provider_name":"Newikis","provider_url":"https://newikis.com","cache_age":86400,"thumbnail_url":"https://thumb.wikimedia.org/wikipedia/commons/thumb/2/2e/Alarm_Clock_Balance_Wheel.jpg/1280px-Alarm_Clock_Balance_Wheel.jpg","thumbnail_width":1280,"thumbnail_height":963}