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Method for controlling and system for charging a battery power supply unit

  • US 9,469,202 B2
  • Filed: 12/28/2015
  • Issued: 10/18/2016
  • Est. Priority Date: 07/04/2006
  • Status: Active Grant
First Claim
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1. A method for controlling the charging of a rechargeable battery power supply unit for a bicycle electronic device, comprising the steps of:

  • providing a rechargeable battery power supply unit having a closed operating temperature range between a low operating temperature and a high operating temperature;

    providing a battery charging unit;

    providing a sensor for detecting at least one temperature of the power supply unit;

    defining a closed charging temperature range having predetermined low temperature and high temperature thresholds;

    providing a power supply unit heating element;

    comparing the detected temperature against the low temperature and high temperature thresholds; and

    activating the power supply unit heating element whenever the detected temperature is lower than or equal to the low temperature threshold.

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