Squirrel proof bird feeder

Animal husbandry – Feeding device – Hopper and trough

Patent

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Details

119 579, A01K 3901

Patent

active

056900562

ABSTRACT:
A squirrel proof bird feeder having a cable for suspending the bird feeder from a tree, an open circular upper platform, an annular feeder suspended from the platform and a trap above a free lower end portion of the cable between the platform and the feeder. The open circular platform and cable passing through the platform mislead squirrels into believing that they can descend on the cable through the platform onto the trap and descend from the trap to reach the feeder. When a squirrel contacts the trap, one or more of the resiliently mounted segments rotates to eject the squirrel either off of the periphery or through the center of the trap. The feeder has an annular portion for storing birdseed and a lower open tray portion for feeding a portion of the birdseed to birds. The lower tray is automatically replenished by birdseed which is stored in the annular portion of the feeder.

REFERENCES:
patent: 2987041 (1961-06-01), Bard
patent: 3083687 (1963-04-01), Slaven
patent: 4019462 (1977-04-01), Palfalvy
patent: 4246869 (1981-01-01), Tobin, Jr.
patent: 5195459 (1993-03-01), Ancketill
patent: 5289796 (1994-03-01), Armstrong
patent: 5291855 (1994-03-01), Laverty

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