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| Number | Title | Issue Date |
| 8083073 | Loader bucket sieve apparatus The loader bucket sieve apparatus is clamped between the jaws of the bucket of a bucket loader or the like, without tools or fasteners. Importantly, as the apparatus rests upon a given surface, the loader operator need only place the jaws of the bucket in the approp... | 12/27/2011 |
| 7422116 | Self-propelled screening apparatus A self-propelled screening apparatus (1) having a chassis (11); a pair of endless tracks (12) supporting the chassis (11); a superstructure (13) rotatably mounted on the chassis (11); a prime mover (19) provided in or... | 09/09/2008 |
| 7380674 | Method of processing and sorting aggregate material A method of processing and sorting aggregate materials includes providing an aggregate material processing device which has aggregate material holding region having an opening over which may be pivotably and removably placed an aggregate material sorting device. The... | 06/03/2008 |
| 7374049 | Screening plant A screening plant having a main frame, a trammel drum mounted on the main frame to be rotatable about a rotational axis at a small angle to the horizontal, and having an input end and an opposite discharge end at a lower end than the input end, screening apertures p... | 05/20/2008 |
| 7350322 | Dewatering system apparatus and method for dredging buckets A dewatering apparatus for removing water from the interior volume of a closed, loaded clamshell dredging bucket. The dewatering system comprises at least one conduit adapted for support from a clamshell type dredging bucket. The conduit has a first end adapted for ... | 04/01/2008 |
| 7306104 | Method and apparatus for separating fine particulate matter from other materials A method and apparatus for separating fine particulate matter from debris and bulk material is presented which includes a frame, a screen connected to the frame that is adjustable in height relative to the frame at one of its ends, a removable trough positioned near... | 12/11/2007 |
| 7270346 | Vehicle frame A vehicle frame assembly includes first and second generally parallel chassis rails. At least one of the first and second chassis rails has a first portion defining an internal cavity and at least a second portion defining an enclosed passageway extending along the ... | 09/18/2007 |
| 7223059 | Adjustable conveyor system A vehicle for conveying material is disclosed. The vehicle includes: an elongate vehicle frame; a hopper with a feed end and a discharge end, wherein the feed end is configured to receive the material; and an elongate material conveyor supported via the vehicle fram... | 05/29/2007 |
| 7204046 | Excavator sizing bucket A sizing bucket for use in excavation and particularly trench padding. Embodiments of the invention include an angled sizing member extending between a base plate and a back plate of the sizing bucket. An aperture extends through the base plate beneath the sizing me... | 04/17/2007 |
| 7159684 | Interlock control system on wheeled work machine A control system for a work machine is provided and includes an operator actuable input assembly and a sensor coupled to the input assembly. The sensor is configured to provide a signal indicative of operator presence on an operator platform. The control system also... | 01/09/2007 |
| 7156236 | Machine for removing articles deposited on the ground A machine for removing articles such as debris and the like deposited on a tract of ground, comprising a wheel unit; a support frame mounted on said wheel unit, having means for advancing said machine along said tract of ground; a endless conveyor mounted on said su... | 01/02/2007 |
| 7117995 | Concrete reclamation apparatus An apparatus which is useful in the separation of solids from a diluted, wet, concrete mixture has (a) a free-standing first container with a drain port and a top opening, (b) a strainer disposed within the first container, (c) a drain port shut-off valve, (d) a sec... | 10/10/2006 |
| 7117951 | Landscape preparation apparatus Apparatus for raking and cleaning topsoil of undesired materials has a frame supporting a scoop and a rake or comb of multiple tines on a shaft that is rotatable about the shaft's longitudinal axis. Rotation of the shaft can then be used to raise or lower the rake i... | 10/10/2006 |
| 7093719 | Transportable, self-contained, recirculation, wash plant A combination of prospecting equipment and apparatus, for the purpose of collecting precious minerals from mineral bearing sand and gravel, located in regions that are arid in nature, have little water or limited water usage, due to environmental concerns. The Wash ... | 08/22/2006 |
| 7077271 | Secondary screen for concrete pump An apparatus for the removal of objects and other debris from cement that is pumped via a concrete pump includes a secondary screen that is pivotally attached at one end thereof to a concrete pump a predetermined distance above a grate that is disposed over a hopper... | 07/18/2006 |
| 7055698 | Rock separator A rock separator for attachment to the boom arms of a tractor or skid steer having a bucket sieve and an apron. As the rock separator is pushed over the ground, the apron grid scoops soil and rock over the apron and into the bucket sieve. Openings through both the a... | 06/06/2006 |
| 6994623 | Method and apparatus for controlling a transfer device, especially for harvested material of a harvesting machine A method for controlling a transfer device (2) mounted pivotally on a harvesting machine (1) so that it can be pivoted about both a vertical axis (3) and a horizontal axis (4) is described. In this method the transfer device is automatica... | 02/07/2006 |
| 6988624 | Vibrating screen with a loading pan The vibrating screen has a frame, a screen box, two pairs of springs supporting the screen box over the frame and a driven eccentric shaft mounted under the screen box. The vibrating screen is characterized by a loading pan affixed to the upper end of the screen box... | 01/24/2006 |
| 6955311 | Self-propelled recycling machine, and base unit and base frame of self-propelled recycling machine In a self-propelled recycling machine for receiving recyclable materials and processing the recyclable materials to produce recycled products, the self-propelled recycling machine comprises traveling units 2 disposed side by side in a spaced relation, a base ... | 10/18/2005 |
| RE38765 | Combination screen/conveyor device removably attachable to a vehicle In combination a screen, a shaker, a conveyor and carbody device which is attachable to a vehicle of choice, such as an hydraulic excavator, a backhoe, etc., and when installed thereon allows the vehicle to perform as a padding machine. ... | 08/02/2005 |
| 6910586 | System and method for folding conveyors A hydraulic ram assembly adapted to move parts of a conveyor between a number of pre-defined positions. In one embodiment of the invention, the hydraulic ram assembly consists of a single hydraulic ram, pivotally coupled at one end to the chassis of a trommel, and p... | 06/28/2005 |
| 6892516 | Garden screening device for sifting and sorting material A garden screening device for sifting and separating gravel, rocks, stones, and other debris from useful and valuable soil includes a screening drum mounted on a rotatable base supported on a carriage assembly, the screening drum and base interconnected to a drive m... | 05/17/2005 |
| 6877610 | Screen assembly A screen assembly 22 includes a conveyor 26 pivotably mounted beneath a screen 24 for segregation of fractions of material, for example from a mobile crusher 10. Hydraulic cylinders (not shown) are used to selectively move telescopic arms... | 04/12/2005 |
| 6843376 | Mobile screening unit A mobile screening unit for screening bulk material. The screening unit comprises a first screener, a second screener, and an elongated mobile support frame having a longitudinal axis. The first screener is mounted to the support frame and extends longitudinally the... | 01/18/2005 |
| 6827222 | Gravel sorter A mobile gravel sorter, which is arranged to move in a direction of travel along a road, comprising a gathering unit which is arranged to gather up granular material from a roadway as the gravel sorter moves in the direction of travel, a sorting unit (30) for... | 12/07/2004 |
| 6789337 | Screening apparatus A screening apparatus is removably connected to a prime mover having an excavating bucket or loading shovel. The screening apparatus includes a material feed conveyor that feeds material to a screening device. A mounting mechanism and associated adjustment mechanism... | 09/14/2004 |
| 6783007 | Arm assembly for cement truck nozzle cleaner A device enabling the timely removal and subsequent recycling of residues remaining in a pouring chute through which the load of a cement from a mixing drum of a mobile delivery vehicle was discharged. A strainer on a movable arm attached to the vehicle is placed un... | 08/31/2004 |
| 6763949 | Waste recovery station for beach cleaner A waste recovery station for a beach cleaner for recovering waste raked up by a beach cleaner. A waste recovery station for a beach cleaner includes a pair of station members arranged in parallel with each other through a required spacing. Each station member is pro... | 07/20/2004 |
| 6742658 | Portable screening device and method In combination, a dump truck mountable particle screener for mounting atop the dump body of a dump truck, and a dump truck. The dump-truck mountable particle screener has a support frame, a screen deck, a plurality of spring assemblies connecting the screen deck to ... | 06/01/2004 |
| 6726025 | Portable sorting system and method for recyclable material A system and method for sorting recyclable materials is portable, modular, and easy to install and/or remove. Generally, a variety of sorting equipment is placed upon a portable platform that may be loaded or unloaded from a roll-off truck. When at the desired locat... | 04/27/2004 |
| 6722505 | Rotary adjustable dirt/sand/rock separator Aggregate mixtures such as dirt, sand, rock, concrete, etc. are separated into piles according to size by continuous agitation of the mixture and by gravitational and centrifugal forces exerted thereon. A container for the material, such as the bucket of a backhoe, ... | 04/20/2004 |
| 6712218 | Soil screener A soil screening device includes a screen frame having a screening surface, and a supporting frame. The supporting frame may have rearwardly disposed rigid uprights supporting the screen frame. The screen frame is pivotally mounted to a first upper member mounted at... | 03/30/2004 |
| 6698594 | Screening machine A mobile screening machine with a frame on tracks, having a hopper and a main conveyor mounted to a frame. The main conveyor conveys particulate matter from the hopper to a screening device positioned beneath the upper end of the main conveyor. The partic... | 03/02/2004 |
| 6543622 | Portable conveyor with swivel and fold A portable screen includes a conveyor which has a working position in which it extends out the end of the chassis, swivels, raises and lowers, and has a storage position in which it folds flat against the side of the chassis.... | 04/08/2003 |
| 6405874 | Mobile material handling apparatus with lowerable track set A mobile material handling apparatus (10) having a frame (11), an input arrangement (13) for receiving a bulk supply of raw material to be handled, a screen box (16) or other material processing device, a conveyor (17) to transfer the material from the in... | 06/18/2002 |
| 6382425 | Mobile system for recovering material from construction waste and demolition debris A mobile system for recovering materials from construction waste or demolition debris is provided. The system includes a mobile wheeled chassis that has at least one picking station. A grapple is mounted on the wheeled chassis for selectively retrieving w... | 05/07/2002 |
| 6375012 | Segregator bucket A segregator bucket comprises an open-fronted shell including a pair of opposed sidewalls and a rear wall, the rear wall including a plurality of curved, transversely spaced primary ribs defining spaces therebetween, a cage member being mounted in the she... | 04/23/2002 |
| 6354439 | Cement truck nozzle cleaner A device enabling the timely removal and subsequent recycling of residues remaining in a pouring chute through which the load of a cement from a mixing drum of a mobile delivery vehicle was discharged. A strainer on a movable arm attached to the vehicle i... | 03/12/2002 |
| 6336558 | Tractor unit and wheeled trailer combination A combination of a tractor unit (10) and a wheeled trailer combination, preferably a mobile screening plant (100), in which the tractor unit (10) has endless tracks (11) to render the combination highly maneuverable, and carries an upwardly and downwardly... | 01/08/2002 |
| 6334538 | Stall cleaner A stall cleaner that scoops material, such as a mixture of wood shavings and animal manure, sifts selected material out of the scooped material and collects remaining material in a receptacle. The cleaner includes a stationary portion and a vibrating port... | 01/01/2002 |
