Squirrel resistant bird feeder

Details Squirrel resistant bird feeder Squirrel resistant bird feeder

1993-08-27

1994-11-08

Mancene, Gene

Animal husbandry

Feeding device

Hopper and trough

A01K 39014

Patent

active

053617231

ABSTRACT:
The present invention is for bird feeders which are resistent to invasion by squirrels, pigeons and other large birds. The feeder has a hopper with a sloped sidewall to which a feed tray attaches. The angle .phi. between the sidewall and the feed tray is greater than about 60.degree. and less than 70.degree.. The separation of the perches on which the birds rest from the sidewall of the hopper is between about 3/4" and 13/4". The feeder has a roof which covers the hopper and preferably forms a convex cover.

REFERENCES:
patent: D245349 (1988-08-01), Fisher
patent: D289211 (1989-04-01), Riha
patent: D329509 (1992-09-01), Burleigh
patent: 985201 (1911-02-01), Owens
patent: 1005071 (1911-10-01), Kandall
patent: 1222389 (1917-04-01), Goelzer
patent: 2884899 (1959-05-01), Jackes et al.
patent: 3316884 (1967-05-01), Viggars
patent: 3977363 (1976-08-01), Fisher
patent: 4259927 (1981-04-01), Clarke
patent: 4389975 (1983-06-01), Fisher, Jr.
patent: 4838205 (1989-06-01), Larson
patent: 4896628 (1990-01-01), Kadunce
Hyde Bird Feeder Co., catalog Fall-Winter 1993-1994.

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