Distance measuring device for planter

  • US 7,337,733 B2
  • Filed: 06/09/2005
  • Issued: 03/04/2008
  • Est. Priority Date: 06/09/2005
  • Status: Expired due to Fees
First Claim
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1. A distance measuring device for a planter, comprising:

  • a cable extending between a first pulley and a second pulley and having at least one target;

    a sensor adjacent the first pulley and connected to a controller that sends a signal to said controller when the sensor detects a target; and

    an encoder adjacent the second pulley that sends a signal to the controller based on the rotation of the second pulley;

    wherein the controller activates a planter when the controller receives a signal from the sensor.

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