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• Key Features:

  Variable force spring that does not restricted to Hook's Law for compression springs that the load increases proportionally with stroke.

  Variable Force Springs are formed from constant force spring and power spring; therefore, it can unfold negative gradient, positive gradient and multi-gradient compounded in a spring.
  

• Key Applications:

  1. Automotive seat belt
  2. Point of purchase display

   

• Relations between Load and Stroke :

  Here are some relations between load and stroke that can be used on specific occasion.

  med_files/product-variable-1(2).png

  med_files/product-variable-2.png

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