Rodent housing rack

Animal husbandry – Confining or housing – For experimental purposes

Reexamination Certificate

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Reexamination Certificate

active

07036457

ABSTRACT:
The invention provides a rodent housing rack that effectively draws the air inside the cages out through exhaust vents.The rodent housing rack comprises: a rack with multiple shelves2in which a plurality of cages3are arranged and stored, and where the shelves2are formed from shelf panels4; cages3that are box-shaped containers having a rectangular-shaped opening that opens up the entire top surface; and an exhaust chamber located on the rear surface of the shelves2and that connects all of the shelves2; and wherein negative pressure occurs inside the shelves2and causes air to flow in one-way from the front of the shelves2toward the rear; and wherein the space between the opening surface on the top of the cage3and the bottom surface of the shelf panel4above it is closed off by hanger partitions5that close off the top on the left and right sides of the cage and a back panel that comes in contact with the rear of the cage, such that only the front side of the space is open; and exhaust vents9are formed in the back panel such that the space above the cage is connected to the exhaust chamber through the vents.

REFERENCES:
patent: 4343261 (1982-08-01), Thomas
patent: 4365590 (1982-12-01), Ruggieri et al.
patent: 4402280 (1983-09-01), Thomas
patent: 4798171 (1989-01-01), Peters et al.
patent: 5000120 (1991-03-01), Coiro et al.
patent: 3057907 (1999-03-01), None
patent: 2002-58373 (2002-02-01), None

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