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Automated litter device and method

  • US 8,757,094 B2
  • Filed: 03/14/2013
  • Issued: 06/24/2014
  • Est. Priority Date: 06/18/2012
  • Status: Active Grant
First Claim
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1. A device comprising:

  • a. a support base;

    b. a chamber, located on the support base, wherein the chamber includes;

    i. an entry opening so that an animal can enter and exit the chamber,ii. a shield located within and attached to the chamber;

    wherein the shield is movably attached to the chamber so that the chamber at least partially rotates around the shield and after rotation of the chamber an internal surface of the chamber is covered, wherein the shield is fixedly attached to a retainer which can rotate within a holder that is immovably nested in a slot of the support base, with the retainer held static by a preloaded biasing member located between the retainer and holder until a tab on the chamber comes into contact with a tab on the retainer thus moving the shield and retainer with the chamber and further loading the biasing member.

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