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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 |
| 7540386 | In-line classifier for powdered products A classifier for classifying particulates entrained in a flowing stream of gas is configured such that a change of direction of gas flow causes particles to impinge upon a target, heavier particles being trapped in a downwardly extending fluidized trap. The classifi... | 06/02/2009 |
| 7367457 | Device for the separation of non-magnetizable metals and ferrous components from a solid mixture and method for operating such device In an arrangement which including a motor-driven system for the separation of non-magnetisable metals, vibrations and resonances which generally are present in such arrangement, are eliminated. This is accomplished by utilizing a drum mounted on and rotating about a... | 05/06/2008 |
| 7355140 | Method of and apparatus for multi-stage sorting of glass cullets A method and system for sorting different colored objects, preferably glass cullets, into separate groups of same colored objects comprising a plurality of sorting devices for receiving an input feed of different colored objects and sorting the different colored obj... | 04/08/2008 |
| 7340957 | Ultrasonic analyte concentration and application in flow cytometry The present invention includes an apparatus and corresponding method for concentrating analytes within a fluid flowing through a tube using acoustic radiation pressure. The apparatus includes a function generator that outputs a radio frequency electrical signal to a... | 03/11/2008 |
| 7267233 | In-line classifier for powdered products A classifier for classifying particulates entrained in a flowing stream of gas is configured such that a change of direction of gas flow causes particles to impinge upon a target, heavier particles being trapped in a downwardly extending fluidized trap. The classifi... | 09/11/2007 |
| 7237680 | Air separator and splitter plate system and method of separating garbage An air separator system for separating shredded trash into relatively light material and relatively heavy material. An air stream is provided at an end of a conveyor. A splitter plate system comprises a rotating cylinder supported by a frame, and a splitter curtain ... | 07/03/2007 |
| 7237679 | Process for sizing particles and producing particles separated into size distributions A process for separating particles of different sizes comprising projecting a stream of particles into a fluid medium; allowing the particles to develop differing trajectories in the fluid medium; providing at least two separate collection areas for different averag... | 07/03/2007 |
| 7157274 | Method and apparatus for sorting particles A method and apparatus for sorting particles moving through a closed channel system of capillary size comprises a bubble valve for selectively generating a pressure pulse to separate a particle having a predetermined characteristic from a stream of particles. The pa... | 01/02/2007 |
| 7128216 | Closed air circulation system The invention relates to a closed air circulation system for an apparatus used for sorting wood chips, containing chips in a variety of sizes and/or fines particles, in a wood chips processing chamber, in separate fractions by means of a gas flow, which is delivered... | 10/31/2006 |
| 7108137 | Method and apparatus for separating particles by size A method and apparatus for separating a mixture of particles of various sizes in a capillary tube into groups by size using multiple forces of controlled amplitude. Ultrasonic radiation at a first selected frequency is applied to set up a standing pressure wave in t... | 09/19/2006 |
| 7104405 | Method and apparatus for sorting particles A method and apparatus for sorting particles moving through a closed channel system of capillary size comprises a bubble valve for selectively generating a pressure pulse to separate a particle having a predetermined characteristic from a stream of particles. The pa... | 09/12/2006 |
| 7059467 | Conveyor belt assembly A conveyor belt assembly includes a conveyor belt to move an item, a drive pulley driven by a motor and a non-drive pulley. The conveyor belt includes a v-belt on the inner surface of the conveyor belt proximate to both of the edges. Each v-belt is received in a gro... | 06/13/2006 |
| 7041926 | Method and system for separating and blending objects A method for separating objects, such as stones, wherein each object is dropped through a predefined path, such as a drop tube. Then, for each object, the time when the object passes through a predefined point in the path is determined, as are selected characteristi... | 05/09/2006 |
| 6976590 | Method and apparatus for sorting particles A method and apparatus for sorting particles moving through a closed channel system of capillary size comprises a bubble valve for selectively generating a pressure pulse to separate a particle having a predetermined characteristic from a stream of particles. The pa... | 12/20/2005 |
| 6957941 | Method and apparatus for buffering a flow of objects A buffer device for buffering a flow of stacks of discrete objects between a stacking machine and a packaging machine is disclosed which buffer includes a plurality of individual trays mounted on carriers which carriers are mounted on a frame and driven about the pe... | 10/25/2005 |
| 6936784 | Illumination source for sorting machine An illumination source for a machine vision viewer for a sorter that provides a flow of articles along a scan line includes an elongated, cylindrical shroud with illumination sources mounted interior of the shroud. The illumination sources are arranged longitudinall... | 08/30/2005 |
| 6902650 | Method of making a stratified paper The present invention provides a method making stratified paper by redistributing the pulp suspension inside the headbox nozzle using acoustic radiation waves. Acoustic radiation forces fractionate fibers based on fiber radius. The acoustic radiation waves separate ... | 06/07/2005 |
| 6884956 | Color-based sorting apparatus A color-based sorting apparatus comprising, a material supplying device provided so as to discharge and supply the grains stored therein, a color detecting device detecting a color of each of the grains passing through a setting region, a sorting processing section ... | 04/26/2005 |
| 6817474 | Color sorting apparatus for granular objects with function to sorting out foreign magnetic metal matters A magnetic metal removing device for color sorting apparatus includes a hollow feeding roll. Within a hollow portion of the feeding roll, a magnet is arranged such that it closely opposes to a part of an inner surface of the hollow feeding roll to form a magnetic fo... | 11/16/2004 |
| 6497324 | Sorting system with multi-plexer A system for sorting articles includes a feed conveyor for launching the articles across an airspace toward a first destination. A light source shines light energy on the articles in the airspace. A collector collects light energy reflected from the artic... | 12/24/2002 |
| 6435191 | Tobacco separator Apparatus for separating particles contained in threshed leaf tobacco includes a plurality of separating chambers, each including a separation chamber and having a fan system for establishing a generally upward air flow. A covered, high speed conveyor of ... | 08/20/2002 |
| 6225587 | Electrostatic separation of chaff from grain A method and device for the electrostatic separation of chaff from grain. An nonconductive continuous belt moves a mixture of grain and chaff past an ionizing electrode, which imparts an electrical charge to the grain particles and the particles of chaff ... | 05/01/2001 |
| 6100488 | Granular material color sorting apparatus utilizing fluid jets with an injection delay control unit A granular material sorting apparatus comprises a transfer device for causing material grains to fall down, optical detector units mounted along the falling-down locus of the material grains, an injection nozzle device for injecting air to the material gr... | 08/08/2000 |
| 6003681 | Off-belt stabilizing system for light-weight articles A stabilizing system stabilizes light-weight articles carried on conveyors for automated bulk processing equipment. In a preferred embodiment, the light-weight articles, such as, for example, tobacco leaf products or wood chips, are moved and stabilized a... | 12/21/1999 |
| 5979664 | Methods and apparatus for acoustic fiber fractionation Methods and apparatus for acoustic fiber fractionation using a plane ultrasonic wave field interacting with water suspended fibers circulating in a channel flow using acoustic radiation forces to separate fibers into two or more fractions based on fiber r... | 11/09/1999 |
| 5803270 | Methods and apparatus for acoustic fiber fractionation Methods and apparatus for acoustic fiber fractionation using a plane ultrasonic wave field interacting with water suspended fibers circulating in a channel flow using acoustic radiation forces to separate fibers into two or more fractions based on fiber r... | 09/08/1998 |
| 5700692 | Flow sorter with video-regulated droplet spacing A droplet-deflection flow sorter images a series of droplets, analyzes the image to determine droplet spacing, and alters flow velocity to achieve a desired spacing. Cells in a suspension are forced by gas pressure into a narrow conduit to serialize them ... | 12/23/1997 |
| 5509537 | Sorting machine ejection system A sorting machine for separating substandard items from a continuous stream of products is disclosed wherein the ejector that removes the detected substandard items includes an ejector finger and an actuator. The ejector finger includes a flexible elongat... | 04/23/1996 |
| 5476109 | Apparatus for separating threshed leaf tobacco Apparatus for separating lighter particles such as lamina containing little or no stem from tobacco particles contained in threshed leaf tobacco which comprises a plurality of tobacco particle separating units, each including a separation chamber each a f... | 12/19/1995 |
| 5431289 | Product conveyor A conveyor system for transporting and aligning articles to be sorted in an automated bulk processing system is disclosed. The conveyor comprises one or more product-carrying lanes, each lane comprising two side belts separated by a central product-carryi... | 07/11/1995 |
| 5411147 | Dynamic landfill recycling system A dynamic landfill recycling system has wheels attachable to a plurality of refuse processing sections in one or more semi-trailer or other vehicular units. A refuse receiving section has a dump bed or one or more vehicular refuse bins to accept new refus... | 05/02/1995 |
| 5106487 | Parts separator device for separating heavy materials from chips and lubricants A separator device for separating out heavy materials from metal chips and lubricant, in which the separaton may be viewed by an operator while the separation process is in operation at a drop-out opening in the separator. The invention further permits he... | 04/21/1992 |
| 5080235 | Small particle separator Apparatus for the separation of a mixture of discrete particulate solid materials of disparate composition and a system utilizing such apparatus is described in which the material to be processed is caused to slide under the influence of gravity along a s... | 01/14/1992 |
| 5014858 | Refuse separator A trash separator that sorts bottles and cans from other, non-recyclable refuse. This separator consists of a slide 4 with an inlet 1 for all refuse at the top and an outlet 3 for the refuse at the bottom. The refuse is separated because the size and weig... | 05/14/1991 |
| 5000324 | Ejector nozzle with pressure differential A sorting machine for separating substandard items from a continuous flow of fungible items is disclosed wherein the ejector means for removing the detected substandard items includes an air blast nozzle having a built-in end means for creating a pressure... | 03/19/1991 |
| 4851110 | Air pump separator method and apparatus A device and method for separating particles by mass is provided in which the particles are entrained in an airstream and are ejected into a collection zone where they will fall under the influence of gravity, but will separate longitudinally by mass with... | 07/25/1989 |
| 4834870 | Method and apparatus for sorting non-ferrous metal pieces Mixed pieces of different non-ferrous metals are sorted by initially moving the pieces through a high density, rapidly changing magnetic flux field, and immediately thereafter, freely moving the pieces along unsupported forwardly and downwardly directed t... | 05/30/1989 |
| 4779740 | Particle separating apparatus A particle separating apparatus is disclosed comprising a particle container. The particle container has an interior wall which defines a particle receiving chamber. The container has an opening exposing the chamber. The container is mounted to rotate abo... | 10/25/1988 |
| 4549659 | Particle sorting apparatus utilizing controllable corona discharge needle Selection means is provided for particles following a free flight trajectory path, those particles having a preselected characteristic, such as fluorescence under x-ray bombardment, being detected and a signal being transmitted on such detection to electr... | 10/29/1985 |
| 4523682 | Acoustic particle separation A method is described which uses acoustic energy to separate particles of different sizes, densities, or the like. The method includes applying acoustic energy resonant to a chamber (14) containing a liquid or gaseous medium to set up a standing wave patt... | 06/18/1985 |
