Sow chute and hoist

Details Sow chute and hoist Sow chute and hoist

2008-01-17

2011-11-08

Nguyen, T. (Department: 3644)

Animal husbandry

Animal controlling or handling

Suspending

C119S749000

Reexamination Certificate

active

08051807

ABSTRACT:
A vertically moveable immobilizing sow chute to allow hoisting and holding horizontally of a sow for foot treatment is described. The unit avoids the use of slings, can be operated electrically, and has numerous fail safe features as well as mobility and stability.

REFERENCES:
patent: 877947 (1908-02-01), Pendleton
patent: 1234733 (1917-07-01), Corington
patent: 1375189 (1921-04-01), Tucker
patent: 3299856 (1967-01-01), Fogle
patent: 3370835 (1968-02-01), Crowson
patent: 3621819 (1971-11-01), Hooper
patent: 4432306 (1984-02-01), Rossa
patent: 4829937 (1989-05-01), Weelink
patent: 5441016 (1995-08-01), Ricketts
patent: 2008/0223309 (2008-09-01), Winders

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