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Automatic fluid flow control apparatus

  • US 5,915,417 A
  • Filed: 09/15/1997
  • Issued: 06/29/1999
  • Est. Priority Date: 09/15/1997
  • Status: Expired due to Fees
First Claim
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1. A water faucet assembly, said assembly comprising:

  • a faucet operatively connected to a water source;

    an energy storage element;

    a valve in operative communication with said faucet and said water source to selectively permit water flow from said water source to said faucet;

    a light detector mechanism configured to detect ambient light; and

    a control mechanism powered by said energy storage element and in operative communication with said light detector mechanism and said valve, said control mechanism configured to activate said valve to permit water flow from said water source to said faucet responsively to whether the level of ambient light detected by said light detector mechanism differs from a stored prior ambient light level by more than a threshold amount.

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