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Motion detector device with rotatable focusing views and a method of selecting a specific focusing view

  • US 7,635,846 B2
  • Filed: 12/09/2008
  • Issued: 12/22/2009
  • Est. Priority Date: 05/25/2005
  • Status: Expired due to Fees
First Claim
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1. An infrared radiation motion detector device, comprising:

  • a lamp assembly;

    a junction box assembly with a cylindrically shaped holding arm;

    a rotation assembly incorporating a sensor seat;

    a pyro-sensor and circuitry; and

    a lens assemblywherein the lens assembly has a semi-spherical shape integrally formed by a plurality of multifaceted lenses with pre-determined focuses constituting pre-determined focusing views defined for range and angle of detection and the lens assembly is rotatable to select a specific focusing view,whereby the sensor seat is disposed at the focus of the selected focusing view to receive infrared radiation rays.

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