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Process for replacing a cage in a rodentcontainment system for animal husbandry

  • US 10,448,612 B2
  • Filed: 08/24/2012
  • Issued: 10/22/2019
  • Est. Priority Date: 12/13/2004
  • Status: Active Grant
First Claim
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1. A method for manufacturing a rodent containment cage:

  • which cage consists of a base and a cover,which base and cover are constructed from a polymer,which base comprises walls, a bottom integrated with the walls, and support members in association with the walls,which cover is defined by walls of substantially uniform thickness of about 0.01 to about 0.08 inches and comprises an integrated water supply receptacle comprising a plurality of corners, edges or corners and edges in the interior of the cage accessible to a rodent contained in the cage with surfaces having an angle α

    greater than 180 degrees and less than 360 degrees, comprising;

    calculating a minimum radius Φ

    , wherein the minimum radius Φ

    is defined by the relationship Φ

    =0.25/(tan((π

    /360)(360−

    α

    ))) inches; and

    selecting a radius for each of the plurality of corners, edges or corners, and edges that confers resistance to gnawing damage by a rodent contained in the cage, the radius being at least the minimum radius Φ

    .

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