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Method of compensating for abrupt load changes in an anti-pinch window control system

  • US 20020190680A1
  • Filed: 06/18/2001
  • Published: 12/19/2002
  • Est. Priority Date: 06/18/2001
  • Status: Active Grant
First Claim
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1. A method of compensating for abrupt load changes in an anti-pinch window control system comprising:

  • measuring an instantaneous torque value during operation of a window lift mechanism;

    calculating a pinch factor based on the instantaneous torque value and a stored torque value; and

    adjusting a pinch threshold based on the pinch factor to define a modified pinch threshold.

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