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METHOD AND APPARATUS FOR CONTROLLING AN ANIMAL

  • US 3,753,421 A
  • Filed: 12/20/1971
  • Issued: 08/21/1973
  • Est. Priority Date: 12/20/1971
  • Status: Expired due to Term
First Claim
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1. A system for controlling the movement of an animal relative to an area, the system comprising in combination, means associated with said area for producing a signal, and an electronic receiver means to be placed on and carried by an animal, said receiver means including an alarm means for producing a physical effect annoying to the animal for controlling the movement of the animal relative to said area and means for receiving the signal from said signal means for initiating operation of said alarm means, said receiver means further including means for causing the intensity of the physical effect to be increased as the animal moves closer to said signal means.

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