Bird feeder with scale

Details Bird feeder with scale Bird feeder with scale

1987-03-24

1989-03-14

Swiatek, Robert P.

Animal husbandry

Feeding device

Hopper and trough

A01K 3900

Patent

active

048116947

ABSTRACT:
A bird feeder having a movable perch that is coupled to a scale or weight indicator to provide the weight of a bird that rests on the perch adjacent the feeder for permitting the study of bird feeding habits and weight. The scale can be used with different types of weighing mechanisms, but upon lighting on the perch, a signal is provided to sound an alarm, and/or give an indication that a bird has alighted, and then to provide a weight signal that can be on a meter or a chart recorder, or the like.

REFERENCES:
patent: 2230058 (1939-03-01), Hornung
patent: 3041911 (1962-07-01), Marder
patent: 3124103 (1964-03-01), Stainbrook
patent: 3847120 (1974-11-01), Hicks
patent: 3929277 (1975-12-01), Byrne et al.
patent: 4038639 (1977-07-01), Kuebler
patent: 4288856 (1981-09-01), Linseth
patent: 4624215 (1986-11-01), Goldstein

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