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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 ...

John Evans’ Sons is the international leader in design and manufacturing of constant force springs, constant force spring assemblies and pusher springs (variable force). Our vibration isolators are ...

Spring-loaded plungers use a spring and a plunger (or ball tip) to exert a precise and repeatable force. They are a better option than having engineers cobble together an assembly that uses a simple, ...