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Wheel interference monitor

  • US 4,087,783 A
  • Filed: 10/18/1976
  • Issued: 05/02/1978
  • Est. Priority Date: 10/18/1976
  • Status: Expired due to Term
First Claim
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1. A wheel interference monitor apparatus for use with a tractor and a farm implement connected thereto and being pulled thereby, comprising sensor means connected to said tractor and to said implement for detecting an angle of turn of said implement with respect to said tractor and providing a signal proportional thereto, alarm means, circuit means connected to said sensor means including selector means for adjusting a preset turning angle at which the alarm means is to be activated and providing a signal corresponding thereto, means connected to said sensor means and to said selector means for receiving and comparing said sensor signal and said selector signal and providing an output signal in response thereto, and means connected to said receiving and comparing means and to said alarm means for activating said alarm means in response to said output signal whenever said angle of turn meets or exceeds said preset turning angle.

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