What is Clockwork Spring?
A constant force spring is a specially designed flat spiral spring that delivers near-constant force during extension. With force variation within ±5%, it's widely used in seat belts, medical devices and roller shades.Helical,clockwork,Stainless Steel Constant F···
Helical,clockwork,Stainless Steel Constant Force Spring
Spiral,Pipe suspension,Stainless Steel Const···
Spiral,Pipe suspension,Stainless Steel Constant
A coiled spring delivering near-constant tension, used in tape measures and counterbalances.
<±5% variation vs ±15-20% in conventional springs.
Delivers up to 30m linear travel per spring.
12mm min coiled diameter saves 90% space.
Special lubrication keeps noise <30dB.
Stainless steel + self-lubricating design.
Precision cutting to ±0.02mm width tolerance.
Laser deburring for Ra<0.4μm smoothness.
Special rollers impart initial curvature.
350℃ vacuum annealing relieves stress.
Nickel/Teflon coatings reduce friction.
100% force curve and fatigue life verification.