Did You Know...
...that the Band-Aid Bandage was invented by a Johnson & Johnson employee whose wife had cut herself? Earl Dickson's wife was rather accident prone, so he set out to develop a bandage that she could apply without help. He placed a small piece of gauze in the center of a small piece of surgical tape, and what we know today as the Band Aid bandage was born!
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| Number | Title | Issue Date |
| 7360655 | Material handling system having a scoop wheel A material handling system is provided. The material handling system includes a tank defining a reservoir for receiving a solid material, and a wheel including a plurality of circumferentially spaced apart scoops for scooping solid material from the tank and subsequ... | 04/22/2008 |
| 7131538 | Material classifier having a scoop wheel A material classifier for classifying a liquid-solid mixture containing solid material to be separated. The material classifier includes a tank and an angularly mounted scoop wheel for scooping solid material which has settled on the bottom of the tank. ... | 11/07/2006 |
| 6293407 | System for debris elimination and item separation and method of use thereof A item separating or debris eliminating system includes a tank and a pump for circulating water from one end of the tank around through a duct and back into the opposite end of the tank. A medium density object collector is located within the tank, and a ... | 09/25/2001 |
| 5392922 | High capacity dry separation apparatus with air-heavy medium fluidized bed A high capacity dry separation apparatus with air-heavy medium fluidized bed having a separation chamber (3) with a fluidized bed above an air distributor (4), a scraper conveyer (2) in the separation chamber (3) having a double-scraper structure made up ... | 02/28/1995 |
| 5370236 | Separator device to separate dense particulate matter from less dense particulate matter A separator apparatus to separate less dense particulate material from dense particulate material has a tank for containing fluid which has sidewalls and a sloping bottom with upper and lower ends. A vertically oriented housing is secured to the tank and ... | 12/06/1994 |
| 5368731 | Vacuum assisted slaker classifier The grit conveyance system of a classifier having a wash region above the liquid layer is provided with a vacuum means in the wash region for positive removal of liquids through a metal screen for disposal.... | 11/29/1994 |
| 5048693 | Method and apparatus for sorting articles with small density differences utilizing a flotation stream A method and apparatus for sorting articles with small density differences utilizing a flotation stream. A separator is provided in which a flotation stream continuously flows through a trough and is used to effect the separation of a mixture of articles ... | 09/17/1991 |
| 4894148 | Device for separating a heterogeneous mass of solid material into fractions A device for separating a heterogeneous mass of solid material into fractions. The constituents of a heterogeneous mass of solid material are comminuted and dried and then separated into fractions. The mass is received in a trough-shaped and subjected to ... | 01/16/1990 |
| 4865722 | Method and apparatus for separation using fluidized bed A separator suitable for processing agriculture products in a fluidized bed flowing through an inclined trough under the influence of gravity. The fluidization medium is recirculated from the output end of the trough back to the input end thereof using a ... | 09/12/1989 |
| 4861464 | Method and apparatus for separation using fluidized bed A gas is forced upwardly through a fluidization medium, such as sand, producing a fluidized bed which flows under the influence of gravity through an inclined trough. The separation of the side walls of the trough decreases in the direction of flow of the... | 08/29/1989 |
| 4853115 | Rake classifier A rake classifier provides reciprocating movement using crank-mounted drive shafts to establish translatory forward movement as well as lifting and rearward movement of the rake structure.... | 08/01/1989 |
| 4842146 | Pulsator for enriching, particularly hard coal A pulsator for enriching, particularly, hard coal has mounted in a pulsating compartment a hoisting wheel and a bracket both mounted on a drive shaft, or a ratchet wheel mounted on a drive shaft which runs in bearings above the liquid level of a working t... | 06/27/1989 |
| 4778219 | Jigging machine A jigging machine, particularly a movable sieve jigging machine, for the preseparation of deads from valuable material comprises an oscillatory jig bed in the housing filled with separating fluid and comprises deads and valuable material discharge devices... | 10/18/1988 |
| 4759841 | Produce, rock and debris separator A density-current method and apparatus for separating produce, such as potatoes, from debris, such as roots, vines, corn cobs, wood, metal objects, and rocks. An elongated tank with a non-turbulent flow of water allows the objects to stratify. A chain con... | 07/26/1988 |
| 4637872 | Gravel washer separator A centrifugal separator has a rotating tub with annular dams to trap the heavier components of the slurry fed into the tub through a centrally located feed tube. The latter rotates at a speed slightly different from that of the tub and supports radially e... | 01/20/1987 |
| 4539104 | Bucket elevator linkage for coarse coal washer A continuous bucket elevator used in a method of separating coal according to its size and for cleaning refuse material from the coal in a Baum-type jigging apparatus wherein each bucket is connected to the adjacent bucket by a link received by a roll pin... | 09/03/1985 |
| 4322287 | Fluidized bed separator A fluidized bed apparatus for separating and sorting solid bodies of different densities. It comprises: a container for the fluidized bed; means for maintaining the bed in a state of fluidization under constant pneumatic pressure; a conveyor whose inner face i... | 03/30/1982 |
| 4264440 | Washbox with conveyor discharge A washbox comprising a vessel divided into a stratification compartment and an adjacent reject compartment, a perforate grid plate extending across upper parts of the compartments. First pulsation means activates the water in the stratification compartmen... | 04/28/1981 |
| 4252642 | Wet-type rotary sand classifier A wet-type rotary sand classifier of this invention is provided with a plurality of helicoid blades which are secured onto the inner surface of the rotary drum along the entire length of the drum with their respective rear ends terminating at the rear end... | 02/24/1981 |
| 4226704 | Collector discharge apparatus A material handling apparatus comprising an air classifier system which includes a material receiving chamber having at its lower end a discharge conveyor which removes material from the chamber to another area, and conveyor means within the lower end por... | 10/07/1980 |
| 4184967 | Apparatus for clarifying waste water Apparatus for clarifying treated waste water in which the waste water is floated and settled in a flotation tank equipped with a rotatable carriage provided with multi-scoop means. The multi-scoop means is rotated as it is passed through the upper strata ... | 01/22/1980 |
| 4071304 | Separation of products in granular form In apparatus for treating and separating products in granular form, a container is provided with fluidization and vibration means, the grains and the pulverulent solid are subjected to the fluidization treatment only in a vertical portion of the bed, the ... | 01/31/1978 |
| 4001979 | Unloading ramp assembly An unloading ramp assembly for a vibratory finishing machine of the type having a toroidal bowl or hopper includes an input platform extending to a media separation assembly which in turn extends to an output platform leading out of the vibratory finishin... | 01/11/1977 |
