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Felix Hoffmann, a German chemist, was searching for something to relieve his father's arthritis. In doing so, he "rediscovered" acetylsalicylic acid and in 1900, patented a stable process for developing it. Hence, we have aspirin.
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| Number | Title | Issue Date |
| 7228817 | Device for feeding poultry in particular fattening poultry, preferably broilers A device for feeding poultry kept in a barn, comprises at least one food supply tube (1) which is held above the floor of the barn such as to be able to be lowered or raised, with a series of branch openings, each provided with a dish device (2) hangin... | 06/12/2007 |
| 6779486 | Automatic animal feeder An animal feeder system comprises a mobile feeder suspended from an overhead track. The track can conveniently be made from pipe bent into a desired configuration. The mobile feeder has an on-board computer controller and a computer-controlled motor which can drive ... | 08/24/2004 |
| 6263833 | Livestock feed dispenser A portable livestock feed dispenser is mounted on the bed of a flatbed truck, pickup, or other suitable vehicle. The dispenser comprises an elongate box or hopper with a dispenser end positioned adjacent one edge or end of the flatbed, for dispensing live... | 07/24/2001 |
| 6152078 | Feedstuff metering device The feedstuff metering device comprises a body connected at the top to a conveyor pipe, carrying the feedstuff from a centralized system of storage silos and which has an inner cover adjustable in position in order to vary the measured quantity, and also ... | 11/28/2000 |
| 5762021 | Feeder for breeder poultry The present invention provides a poultry feeding apparatus (30) for receiving poultry feed from an auger pipe (60). The apparatus (30) comprises a feeder tube (35) and an interengagement member. The feeder tube (35) extends between the auger pipe (60) and... | 06/09/1998 |
| 5718188 | Animal feed management system A computer controlled hog feed management system which utilizes two or more pre-ground and premixed rations which may be blended into feed and delivered to feed drops according to the animals' specific needs based on gender, weight, and average daily feed... | 02/17/1998 |
| 5275129 | Portable automatic animal feeding system A battery powered portable automatic animal feeding system for dispensing relatively finely divided dry feed material particularly suitable for domesticated animals such as cattle, hogs, or sheep; or for undomesticated animals such as deer. At predetermin... | 01/04/1994 |
| 5062389 | Feed car apparatus A modern feed car apparatus for supplying feed to an arrangement of animal or bird confinement cages which have feed trough means associated therewith. The feed car apparatus includes hopper means for a receiving and maintaining limited amounts of feed, s... | 11/05/1991 |
| 4987859 | Poultry feeder An improved feeder for a poultry house includes a distributor and trough assembly suspended in a manner that permits height adjustment and inversion for convenient cleaning between batches. The assembly is simple in design permitting assembly from a minim... | 01/29/1991 |
| 4953505 | Safety device for chicks in automatic poultry feeders A safety device (6), particularly for chicks in automatic poultry feeders with feed troughs (10), in which a feed chain (5) runs in an endless loop. The safety device is designed for placing in those sections of the poultry feeder where the feed chain (5)... | 09/04/1990 |
| 4811675 | Apparatus for automatic and continuous dispensing of food in feeding troughs for battery-reared poultry The equipment comprises a hopper (1), vertically mobile by means of chain (2) along a column (3), which is in turn guided by means of rollers (5, 7, 8) on rails (4 and 6), so as to supply the feeding-troughs uniformly at the different levels.... | 03/14/1989 |
| 4782790 | Automatic dog feeder An automatic dog feeding machine stores a clean and dry supply of dog food. It dispenses measured amounts into a feeding dish at predetermined intervals. It also provides water. The dispensing mechanism includes a hopper with a gated side aperture and an ... | 11/08/1988 |
| 4739726 | Fixed-quantity feeding apparatus for domestic animals An apparatus for feeding a fixed quantity of dry feed to domestic animals, comprising a pair of dry feed master hoppers, a pair of primary conveyors respectively communicated with the pair of master hoppers, a plurality of first feed box hoppers communica... | 04/26/1988 |
| 4723647 | Belt conveyor and feeder An improved endless belt conveyor apparatus includes a supporting frame in the form of a pair of parallel longitudinal carrier rails that flank the endless belt in a plane below the upper carrying run of the belt. The carrier rails extend continuously fro... | 02/09/1988 |
| 4672916 | Belt feeder apparatus with a rotary diverter assembly A delivery apparatus for livestock feed having an endless belt carrying the feed from a supply source toward feeding positions on either side of the belt. The apparatus further has a carriage framework movable back and forth over the belt, a drive mechani... | 06/16/1987 |
| 4643292 | Grain conveyor A grain conveyor for mounting at the top of a granary. It includes a main conveyor component having an endless belt extending the length of the granary. A plow is utilized for deflecting the grain from the belt laterally into bins in the granary. The plow... | 02/17/1987 |
| 4593651 | Livestock feed conveyor including provision for multiple feeder bunks Disclosed is a feed conveyor for receiving feed and depositing it into a feeder bunk. It includes a hopper for receiving feed and depositing it upon a motor-run belt conveyor. Disposed between the upper or load-carrying flight and the lower or return flig... | 06/10/1986 |
| 4576117 | Livestock feeding apparatus A livestock feeding apparatus which includes an endless belt conveyor. Feed is supplied to the upper run of the belt and is selectively discharged from either side of the conveyor belt by a feed discharge unit. The feed discharge unit includes a frame mou... | 03/18/1986 |
| 4407408 | Feed conveyor A feed conveyor having reciprocating sidewalls to move the feed along and distribute it about a feed bunk. The conveyor has elongated substantially parallel sidewalls arranged lengthwise of and above the feed bunk. The sidewalls move toward one another to... | 10/04/1983 |
| 4381733 | Livestock feed conveyor including cable clamp Apparatus for depositing cattle feed in an elongated bin in an evenly distributed relation. The apparatus includes a conveyor belt positioned above the feed bin and for supporting feed, a hopper for depositing feed on the supporting surface of the conveyo... | 05/03/1983 |
| 4381734 | Livestock feed conveyor including belt retainer Apparatus for depositing cattle feed in an elongated bin in an evenly distributed relation including a conveyor belt having a surface for supporting feed, a hopper for depositing feed on the supporting surface of the belt, and a plow including a plow face... | 05/03/1983 |
| 4320825 | Material conveying apparatus A livestock feeding apparatus having an endless belt supported on an elongated table above a feed bunk by a plurality of stands. The stands are laterally and vertically adjustable to level the apparatus and accommodate different sized bunks. The belt has ... | 03/23/1982 |
| 4154376 | Apparatus for discharging predetermined quantities of material Apparatus for discharging predetermined quantities of food for dairy cows and beef cattle, which apparatus comprises a hopper, an elongate flat-sided housing, a conveyor positioned in a conveyor section of the housing, a plurality of separate collector co... | 05/15/1979 |
| 4119193 | Shuttle type livestock feeder A livestock feeder device having a reciprocating carriage or shuttle adapted to be driven back and forth over a receiver such as a feed bunk having one or more zones. An endless conveyor belt extends around spaced guides on the carriage. A belt drive mech... | 10/10/1978 |
| 4027806 | Reciprocating belt feeder for elongated bins A reciprocating belt feeder for distributing material from a common supply point into a selected one of a plurality of elongated feed bins arranged in parallel rows in end to end relation includes an elongated conveyor frame with a reversible belt support... | 06/07/1977 |
