Animal husbandry – Feeding device – Hopper and trough
Patent
1997-08-29
1999-03-30
Swiatek, Robert P.
Animal husbandry
Feeding device
Hopper and trough
119 562, 119 574, A01K 502
Patent
active
058875433
ABSTRACT:
An opening and closing apparatus for feed drops in a feed conveying system has a plurality of containers are disposed for receiving feed from a conveyor system, each of the containers having an opening in the bottom thereof. A respective valve member is disposed adjacent each one of the openings and each respective valve member has a closed position for preventing feed from falling out of each respective opening, and an open position permitting the feed to fall out of each respective container through each respective opening therein. A somewhat rigid transverse member is provided adjacent to each one of the containers and this transverse member is biased to a first position and is movable to a second position. A respective elongated member is operatively attached at one end thereof to the transverse member and is operatively attached to a respective one of the valve members at the other end thereof.
REFERENCES:
patent: 4031857 (1977-06-01), Jones
patent: 4185587 (1980-01-01), Kallin
patent: 4235200 (1980-11-01), Shay
Millard M. Williams, Larry J. Van Zee, and Gary A. Hall; "Sworn Statement Regarding Experimental Use"; Feb. 11, 1998; Four (4) pages.
Hall Gary A.
Van Zee Larry J.
Williams Millard M.
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