Patent ID: 9526232
Filing Date: 2016-12-27
CPC Classification: A01K

Claim Text:
1. A squirrel proof bird feeder comprising: a seed container; a seed tray located below said seed container so as to receive seeds from said seed container; a shroud extending about said seed tray; a cover attached to said shroud; an upper ring housing secured to an upper end of said seed container, said upper ring housing having a central portion located within said seed container, a rod located within said central portion, said rod having a first end secured to said central portion, a second end of said rod extending through said cover for hanging said bird feeder; and a compression spring extending about said rod, said compression spring having a lower end biased against a lower stopper and an upper end biased against an upper stopper, the arrangement being such that a predetermined weight on said shroud will compress said spring and said shroud will move downwardly.