A constant force spring is engineered to exert a consistent force over its range of motion. This is in contrast to typical springs and elastic materials, which produce a force proportional to their ...

Peer into any wind-up toy you had as a child or, later on, that cursed mechanical alarm clock and you’ll find a power spring. The spirally wound hardened metal strip that makes up a power spring is ...

1. Constant Force Spring 2. Constant Torque Spring 3. Constant Force Spring for Carbon Brush 4. Power Spring and Prestressed Power Spring 5. Variable Force Spring 6. Spring-Strip Tube 7. Assembly and ...