Did You Know...
...that in 1800 ether was first used by partyers as a fun diversion? Sniffing the gas led to hilarious and raucous laughter as people watched each other become more and more intoxicated and silly. Several doctors independently realized the value ether would have to anesthetize surgery patients. Of those who claimed rights to the "discovery," none had a happy ending. One had a seizure and died defending his rights. Another spent his life in an asylum because he had been denied acclaim. A third became addicted to chloroform and, in a New York City jail, he soaked a cloth in the drug, severed an artery and bled to death.
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| Number | Title | Issue Date |
| 7311013 | Complex pendulum biomass sensor A complex pendulum system biomass sensor having a plurality of pendulums. The plurality of pendulums allow the system to detect a biomass height and density. Each pendulum has an angular deflection sensor and a deflector at a unique height. The pendulums are passed ... | 12/25/2007 |
| 7228404 | Managing instruction side-effects A computer. When an instruction calling for an architecturally-visible side-effect in an architecturally-visible storage location is recognized, a value is stored representative of an architecturally-visible representation of the side-effect, a format of the represe... | 06/05/2007 |
| 7104338 | Sweeper chain support system A sweeper chain support system for allowing efficient removal of debris between a sweeper chain and a digger chain. The sweeper chain support system includes a rear roller supporting a rear portion of a sweeper chain, a pair of rear arms attached to the rear roller ... | 09/12/2006 |
| 6935166 | Measurement of moisture of potting soil The invention relates to a method and apparatus for determining the moisture content of bulk material, in particular potting soil, wherein the volume of a quantity of bulk material is determined, the weight of the quantity of bulk material is determined, the specifi... | 08/30/2005 |
| 6901731 | Automatically adjusting shaker head harvester with steering correction and improved shaker head mounting A harvester incorporating at least one force balanced shaker vibratory brush as the harvesting apparatus uses a sensing system connected to spring feelers to generate a signal responsive to the location, shape and position of a tree. ... | 06/07/2005 |
| 6068059 | Ground-crop harvester control system A ground-crop harvester for potatoes and the like has two unique control features that enhance the productivity of the device and the quality of the harvested ground-crop (e.g., less bruising). The harvester preferably includes an excavator arranged to sc... | 05/30/2000 |
| 5528890 | Sprig harvester with pivoting elevator A sprig harvester apparatus for harvesting sprigs of grass, such as Bermuda grass, from a ground surface and conveying the grass sprigs to an awaiting receptacle. The apparatus includes a harvesting portion mounted on a rolling chassis. The harvesting por... | 06/25/1996 |
| 5197211 | Vehicle for beach cleaning The vehicle is intended as a self-propelled utility model for beach cleaning. It has a vehicle frame which comprises at least one front and rear axle. A garbage pickup is disposed therebetween. The vehicle is to be a multi-purpose vehicle. The vehicle fra... | 03/30/1993 |
| 5189243 | Minefield clearing apparatus A minefield clearing apparatus for attachment to a vehicle and having: an interface assembly for raising and shunting aside mines and other objects buried below the ground surface including: an articulated rake having a pluraity of plow teeth which, in op... | 02/23/1993 |
| 5069292 | Method for soil clod/root crop separation A method and related apparatus is provided for size reduction and separation of soil clods mixed with a root crop. The method includes the steps of feeding the mixture along an enclosed operative path, manipulating the mixture so as to change the shape of... | 12/03/1991 |
| 5031703 | Root crop harvester A root crop harvester comprising a soil-separating primary web arranged to discharge material on to a crop-conveying second web which passes about two rollers adapted to define in the load-bearing run of the second web an overhanging step section.... | 07/16/1991 |
| 4967847 | Method and apparatus for cleaning ballast An articulated ballast cleaning system utilizes a pair of ballast cleaners each dedicated to cleaning only a portion of the ballast bed of a railroad track, such that one cleans the peripheral ballast while the other cleans the center ballast. Spoil or wa... | 11/06/1990 |
| 4842076 | Potato harvester A potato harvester comprises a screening conveyor belt following a lifting device, an elevator disposed after the screening conveyor belt, a haulm separating device and a stone separating device. The elevator is formed from a double conveyor having an int... | 06/27/1989 |
| 4560008 | Root crop harvester A root crop harvester includes an endless soil-separating conveyor-sieve and agitator means for agitating the conveyor-sieve so as to move to and fro the crop-bearing upper run of the conveyor-sieve substantially in the plane of said upper run.... | 12/24/1985 |
| 4482019 | Earth surface cleaning machine The earth surface cleaning machine is utilized for cleaning on or just beneath the earth surface on land or in water. The machine is connected to, operated from, and pulled by a vehicle, such as a tractor. The elements of the machine include a rotatable t... | 11/13/1984 |
| 4448257 | Soil-separating assemblies A potato harvester comprises a double disc share feeding potatoes to a vibrating upwardly-moving conveyor sieve 1 (FIG. 1), the operational area of which is determined by the relative positions of rollers 2 and 4. This area can be changed to deal with dif... | 05/15/1984 |
| 4033099 | Tomato harvesting employing electronic sorting A known and commercially available electronic sorter is positioned between the sorting conveyor of a tomato harvester and the front cross-conveyor thereof. This sorter includes a rejector mechanism for rejecting tomatoes of colors other than those corresp... | 07/05/1977 |
