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| Number | Title | Issue Date |
| 7028846 | Fish grading device A fish grading device is provided including a framework of substantially rigid elongate members pivotably interconnected to form a plurality of loops, wherein each the loop is formed from a plurality of the substantially rigid elongate members and defines an apertur... | 04/18/2006 |
| 6983849 | Screen repair apparatus and method A screen repair apparatus is disclosed for temporarily repairing holes or worn screen elements of screens used in gyratory or vibratory screening machines in the coal mining and rock quarrying industries. The apparatus is comprised of a flat plate which covers the d... | 01/10/2006 |
| 6935512 | Shortening saver A hopper used in conjunction with a deep fryer basket to remove small pieces of the food item, breading or ice crystals from the basket before it is placed in a deep fryer for cooking. Removing the small particles of food prevents them from falling into the shorteni... | 08/30/2005 |
| 6729476 | Oscillator apparatus for sorting out pieces of lumber An oscillator apparatus for sorting out pieces of lumber for separating smaller scraps of wood from larger usable pieces of wood. The oscillator apparatus for sorting out pieces of lumber includes a base assembly including leg members and elongate side members inter... | 05/04/2004 |
| 6685029 | Bedding separator A tool designed for separating manure, loose hay and wet bedding from the stall of an animal. The tool comprises a rectangular frame supporting a plurality of spaced parallel rods. The rods extend downwardly at an angle from a wall of the stall such that ... | 02/03/2004 |
| 6220452 | Table tennis ball-sorting device and table tennis apparatus In a table tennis ball-sorting device, a plurality of rails are disposed side by side in substantially a horizontal direction along the side of at least one playing surface of a table tennis table at intervals that are capable of having passed therethroug... | 04/24/2001 |
| 6125558 | High volume pipe padding machine A padding machine (10, 100) is disclosed which is capable of separating materials in a spoils bank beside a trench into coarser materials, which are redeposited in the spoils bank behind the machine, and finer materials which are conveyed to the trench fo... | 10/03/2000 |
| 6112906 | Ball separator system This invention is directed to a device for separating deformed balls from normal spherical balls prior to washing as is common in the ball pen industry. The device comprises an L-shaped tunnel which defines a slot on its lower surface. The slot feeds into... | 09/05/2000 |
| 6015049 | Up-flow fish grader apparatus and method An apparatus for the grading of fish into various size categories, utilizing a series of panels with progressively smaller spaces between grading bars on the panels. The panels are attached to a panel box that may be raised or lowered within a holding vat... | 01/18/2000 |
| 5687853 | Screen construction A screening panel molded in one piece in plastics material has a plurality of surface members 11 running generally in the direction `A` and supported on transverse members 12. The surface members 11 define a substantially raised surface having a plurality... | 11/18/1997 |
| 5544762 | Separating apparatus A separating apparatus is disclosed for separating debris from materials. The apparatus includes a container which defines an opening for the flow therethrough of the materials. A frame is disposed adjacent to the opening. The frame has a first side which... | 08/13/1996 |
| 5449072 | Classifying grate A classifying grate has corrugated bars with respective stubs eccentrically journaled in bearing blocks in bearing chambers of the longitudinal supports on either side of the grate bars. The bearing blocks have play Sr in the feed direction of the breaker... | 09/12/1995 |
| 5366167 | Full width stationary scalper for roll mill grinders A stationary scalper removes coarse trash, from feed material entering a roll mill grinder, by diverting the trash across an adjustable inclined grate to a trash discharge chute. The grate is fitted with parallel grate bars extending in the direction of i... | 11/22/1994 |
| 5248046 | Crayfish grading apparatus An apparatus for grading crayfish is provided, comprising a tank having a bottom and sides forming a cavity which will hold water; and a grate assembly having multiple, vertically separated tiers to form spaces between adjacent tiers of sufficient size to... | 09/28/1993 |
| 5234109 | Apparatus and method for separating recyclable waste An apparatus for recycling waste materials includes a first conveyor for conveying a combination of waste material including magnetic responsive metals, magnetic non-responsive metals, glass materials in both large and small particles, and plastics. A mag... | 08/10/1993 |
| 5045102 | Blow box for heat tempering glass sheets in horizontal position A lower blow box of a device for heat tempering glass sheets in horizontal position exhibits a series of nozzle plates which are placed at a distance (A) from one another. Between nozzle plates there are obliquely placed sheet-metal chutes, U-shaped in cr... | 09/03/1991 |
| 5011026 | Solid waste disposal screening apparatus A screen or grid adapted to be placed in close proximity to the receiving end of a trash receptacle housed within an enclosure which permits smaller dimensioned trash to pass through openings in the screen or grid but will prevent larger dimensioned reusa... | 04/30/1991 |
| 4839035 | Cylindrical screen separator with spirally arranged clearing and conveying blades A separator for separating different sized components from a material and which is particularly useful for separating rocks, branches and other debris from soil to form topsoil. The separator has a cylindrical screen formed from a plurality of circular ba... | 06/13/1989 |
| 4407716 | Liquid flow system including multi-axial liquid flow screening means for excluding oversized slender objects carried by a liquid A liquid flow system which comprises means to screen long slender objects from a liquid flowing in a conduit. The screening means comprises a set of opposed, aligned, undulating surfaces, each having axes of curvature extending in at least two directions.... | 10/04/1983 |
| 4387518 | Separable liquid flow screening means for excluding oversized, slender objects carried by a liquid, and dredge means including same This invention provides means to screen long, slender objects from a flowing fluid, and more particularly provides means to clear jammed objects therefrom. The screening means comprises a set of opposed, aligned, undulating surfaces, preferably formed as ... | 06/14/1983 |
| 4351438 | Apparatus for analyzing a fish population Apparatus for analyzing a fish population. The apparatus includes an elevated tank which receives fish transferred from a pond. Fish travel from this tank and by gravity through a fish grader which separates the fish into different size ranges of fish. Di... | 09/28/1982 |
| 4307808 | Apparatus for refining herbage A device for cleaning or refining herbage or herbal substances which operates to separate out twigs, seeds or other roughage by an agitating and straining process. The device includes a cylindrical main body internally divided into a pair of chambers by a... | 12/29/1981 |
| 4196810 | Cigarette hopper with defective cigarette reject means A hopper having a filling area and a supply area for cigarettes to be delivered, means to prevent cigarettes from dropping directly into the supply area from the filling area, and sliding channels supporting acceptable cigarettes as they move therethrough... | 04/08/1980 |
| 4191102 | Egg-deshelling apparatus Apparatus for de-shelling hard-boiled eggs which comprises a feeding arrangement for feeding hard-boiled eggs to a position between two walls. The walls are reciprocated to bat the eggs to-and-fro between the walls to shatter the egg shells. The fragments... | 03/04/1980 |
| 4155843 | Herb gin A gin for use with leafy herbs separates the leaves from the stems, seeds, and other debris. A rotary bristle brush is rotatably mounted in the lower end of a hopper to transfer the leaves from the hopper into a collection compartment. The collection comp... | 05/22/1979 |
| 4143769 | Apparatus for sorting and separating discrete articles An apparatus for sorting and separating discrete articles such as railroad track material according to shape and size, including an oscillating conveyor, a plurality of spaced parallel bars extending longitudinally along a trough of a sorting end of the c... | 03/13/1979 |
| 4122001 | Worm-harvesting method and apparatus Worms are harvested by placing worm-containing bedding material from a breeding bin on a flat breaking board mounted within a wooden frame. The bedding material is pushed from the board onto an adjacent screen mounted within the frame at approximately the... | 10/24/1978 |
| 4086875 | Grading live fish under water Underwater fish grading may be done in a fish pen defined by a rectangular floating walkway. A flexible net in the pen is supported at its perimeter by the walkway or by support members thereon, and a pair of spaced-apart rigid members bridge the pen, eac... | 05/02/1978 |
