×

Water Timer and Method

  • US 20070221744A1
  • Filed: 05/23/2007
  • Published: 09/27/2007
  • Est. Priority Date: 03/23/2005
  • Status: Abandoned Application
First Claim
Patent Images

1. A water timer of the type comprising a user interface, a controller coupled to the user interface and programmed to provide control signals for controlling a plurality of flow control devices, each flow control device capable of controlling the passage of water from a water source to a watering zone, the improvement comprising:

  • an ambient temperature sensor operably coupled to the controller to sense an ambient temperature and provide an ambient temperature signal to the controller;

    an ambient humidity sensor operably coupled to the controller to sense an ambient humidity and provide an ambient humidity signal to the controller; and

    the controller programmed to;

    store a base temperature and a base humidity;

    calculate an increase or a decrease in a watering amount according to any differences between the base and ambient temperatures and humidities; and

    modify the control signals, thereby modifying the amount of water supplied, according to said calculated differences.

View all claims
  • 0 Assignments
Timeline View
Assignment View
    ×
    ×