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"Flight by machines heavier than air is unpractical and insignificant, if not utterly impossible."
Simon Newcomb, astronomer ; Said in 1902, less than two years before the first flight at Kitty Hawk
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| Number | Title | Issue Date |
| 6763925 | Self propelled backfilling apparatus A self propelled vehicle for transport and placement of an onboard supply of fill material in an onboard hopper. The hopper is connected to said vehicle at a point operatively positioned to discharge fill material placed therein on a conveyor belt mounted to a suppo... | 07/20/2004 |
| 6302257 | Self propelled backfilling apparatus with controllable steering of material stream A self propelled vehicle for transport and placement of an onboard supply of fill material in an onboard hopper. The hopper is connected to said vehicle at a point operatively positioned to discharge fill material placed therein on a conveyor belt mounted... | 10/16/2001 |
| 5782605 | Impeller for separating a conveyed stream of material An impeller is for separating a conveyed stream of material. The impeller has a central rotatable hub with a plurality of blades extending radially therefrom. The hub and blades form a number of generally wedge-shaped material receiving spaces within the ... | 07/21/1998 |
| 5553968 | Method and apparatus for conveying and desegregating aggregate An apparatus and method for desegregating and conveying aggregate. A drag slat conveyor has a notch in the floor of its discharge end which causes larger aggregate at the lateral edges of the conveyor to drop out of the conveyor after smaller aggregate lo... | 09/10/1996 |
| 5109956 | Food preparation and delivery apparatus and method The disclosure is directed to a food service facility for drive-up and walk-up patronage, to a method for food preparation, to a retractable menu, and to a drink dispenser and service module. The food service facility comprises base level and second level... | 05/05/1992 |
| 4925002 | Conveyorized sortation system A conveyorized sorting and distribution system for the handling of packages of documents or other items includes an infeed conveyor in tandem with an inclined conveyor and a plurality of vertically adjustable conveyor divider plates positioned above the i... | 05/15/1990 |
| 4875569 | Concrete delivery system An apparatus for delivering concrete to two spaced deposition points having a funnel-shaped hopper with a pair of outlets in the bottom which deposit concrete on conveyors. An inclined chute feeds concrete to the inner conical wall of the hopper as the ch... | 10/24/1989 |
| 4784081 | Mixing device for cross-blending of developer mix in developing stations of electrophotographic printer devices In a developing station functioning on the principle of cross-blending in an electrophotographic printing device, two mixing screws running in opposite directions are arranged at a distance from one another. The first mixing screw is situated in a mixing ... | 11/15/1988 |
| 4744459 | Method and apparatus for accumulating stockpiles of flowable solid material An elongated stockpile of flowable solid material with two halves disposed at the opposite sides of a longitudinal vertical symmetry plane is accumulated by transporting the material feeding portion of an elongated conveyor in the interior and lengthwise ... | 05/17/1988 |
| 4646910 | Generalized high speed belt to belt transfer chute A high speed belt to belt transfer chute useful in handling, without modification or adjustments, material ranging from sticky clay and fine dust to large rocks. The generalized chute is designed either to bend the material flow to the vertical after it h... | 03/03/1987 |
| 4643294 | Grain conveyor-total enclosed An endless belt conveyor having a pulley at the tail end with slats forming slots therebetween leading to an interior space, the latter leading axially outwardly, and the pulley having end plates with radial vanes leading radially beyond the slats. The co... | 02/17/1987 |
| 4576713 | Feed stream splitter for multiple deck screening machine A multiple deck screening machine wherein the feed material is divided into separate equal fractions on a rubble screen deck and scalp screen decks. Each deck includes downwardly slanting distribution panels having serrated lower edges. Particulate flow o... | 03/18/1986 |
| 4552726 | Plant consisting of modular elements for degrading organic wastes by means of earth worms A plant consisting of modular elements for reducing organic wastes by degrading them by means of earth worms, comprising a tank for organic wastes, arranged outside the plant assembly, an inclined main screw feeder for lifting the materials onto work stat... | 11/12/1985 |
| 4377230 | Process and a device for the distribution of a conveyed flow This invention relates to a process and a device for the distribution of a conveyed flow, such as particles for the preparation of chipboard, fiberboard, or the like, by means of a separation of the conveyed flow into two partial flows. The distribution i... | 03/22/1983 |
| 4351374 | Pouch filling machine A horizontal filler comprising a rotating turret supporting open-top containers and mounting a turntable for receiving a falling stream of particulate material is provided with tiltable trays on said turntable disposed to collect individual divided amount... | 09/28/1982 |
| 4181171 | Molding sand feeding device A molding sand feeding device including a first molding sand distribution mechanism constructed of a plurality of partition and bottom or end plates so as to define a plurality of molding sand distribution passages which are in parallel with each other an... | 01/01/1980 |
| 4135615 | Tobacco feeding system A tobacco feeding system for feeding tobacco from a source thereof to a plurality of individual cigarette-making machines includes a tobacco distribution system for the distribution of source tobacco sequentially to a plurality of tobacco reservoirs and a... | 01/23/1979 |
| 4133098 | Apparatus for sorting successive articles moving along a path Apparatus for use in sorting a succession of articles which are moving along a path, the apparatus comprising: a plurality of receiving devices arrangeable to move adjacent to the succession of articles travelling along the path, so that over at least a p... | 01/09/1979 |
| 4037712 | Method and apparatus for supplying tobacco to tobacco cutting machines The moving parts of a tobacco cutting machine and the conveyor or conveyors which transfer tobacco to the cutting machine are driven by a variable speed motor whose speed is regulated in dependency on the volume of tobacco in a duct from which the conveyo... | 07/26/1977 |
| 4026425 | Article collection apparatus An apparatus for collection of articles at the discharge ends of article sorting machines, particularly a plurality of sorting machines that are arranged one above the other in elevation, and where it is desired to collect articles discharged by the multi... | 05/31/1977 |
| 3991866 | Discharge chute structure A lateral discharge chute is located to receive various sized parcels from a tilt tray conveyor with sidewalls which direct the parcels onto a runout conveyor. The discharge chute includes an inclined base wall with the upper edge located immediately adja... | 11/16/1976 |
| 3944090 | Method for loading grain cars A system is described for loading grain from an elevator into the multiple compartments of a railway grain tank car. It includes a substantially horizontally extending cylindrical auger tube with power driven auger positioned above the compartments of the... | 03/16/1976 |
