Apparatus for preventing shoats from being crushed to death in h

Details Apparatus for preventing shoats from being crushed to death in h Apparatus for preventing shoats from being crushed to death in h

1985-06-17

1987-03-24

Chamblee, Hugh R.

Animal husbandry

Bed or rest

119 28, A01K 102

Patent

active

046516778

ABSTRACT:
Apparatus for preventing shoats from being crushed to death in hog breeding operations with at least one microphone associated with a farrowing pen accommodating the dam and the shoat, a noise detector which is connected to the microphone and which releases an electrical pulse based upon a stored acoustic signal serving as a comparison signal, and with a warning unit adapted to be actuated by the pulse released by the said noise detector. This apparatus may be used as a device for indicating the onset of the dam's birthing procedure.

REFERENCES:
patent: 3533095 (1970-10-01), Collins
patent: 4264900 (1981-04-01), Charlier
patent: 4417235 (1983-11-01), Del Grande

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