Class / Patent application number | Description | Number of patent applications / Date published |
209000000 | Drum sifters | 56 |
209000000 | Horizontal and inclined | 56 |
209284000 | Feeding or dischargingd | 2 |
20130270158 | Centrifugal Size-Separation Sieve for Granular Materials - A centrifugal sieve and method utilizes centrifugal force in rapidly-rotated cylindrical or conical screens as the primary body force contributing to size segregation. Within the centrifugal acceleration field, vibration and/or shearing flows are induced to facilitate size segregation and eventual separation of the fines from the coarse material. Inside a rotating cylindrical or conical screen, a separately-rotated screw auger blade can be used to transport material along the rotating cylinder or conical wall and to induce shearing in the material. | 10-17-2013 |
209285000 | Peripheral feed | 1 |
209286000 | Inlets | 1 |
20090218256 | Double Wall Separating Drum - Separating device, comprising a rotatable double walled separating drum, where a first wall of the drum constituting the inner drum ( | 09-03-2009 |
209287000 | Reciprocating and rotating | 2 |
20080308469 | SIFTER - A sifter comprising: a receiver having a supply chamber; a sieve assembly having a sieving chamber coupled to the supply chamber; a rotator having a rotating shaft laterally arranged to pass through the supply chamber and the sieving chamber; a drum having a circular cross-section and having a larger diameter than the diameter of the rotating shaft, the drum being extended in at least space of the sieving chamber and arranged coaxially with the sieve; a cylindrical sieve located inside the sieving chamber and arranged coaxially with the rotating shaft; a stirring rotor located in an inner area of the sieving chamber inside the sieve comprising a rotating blade attached to the rotating shaft; an extraction member; and an outlet for discharging powder passing through the sieve from the inner area to the outer area. | 12-18-2008 |
20100258482 | SCREEN SYSTEM WITH TUBE-SHAPED SCREEN AND METHOD FOR OPERATING A SCREEN SYSTEM WITH TUBE-SHAPED SCREEN - The invention is a method and system for screening materials with a tube-shaped screen. The tube that has at least one section with a plurality of screen openings, which are placed in the wall of the tube, and that form a screen frame which defines at least the length and the cross section of the tube, and a screen mesh, that is tensioned on the screen frame, to form at least a part of the wall of the tube-shaped screen. The system further includes at least one ultrasonic converter and at least one feed-line sound conductor placed between the ultrasonic converter and the tube, with the tube being configured, to be subjected to ultrasonic excitation so that the amplitude of the ultrasonic excitation transferred to the tube has a component in a direction perpendicular to, and a component in a direction parallel to, the central axis of the screen. | 10-14-2010 |
209288000 | Rotating | 10 |
20110226676 | CYLINDRICAL SIEVE AND CYLINDRICAL SIFTER - An integrally-rotating cylindrical sieve | 09-22-2011 |
20130037456 | SEAL SYSTEMS FOR GRAIN SEPARATORS - The invention includes a grain separator with a seal system. The seal system includes an elastomeric portion and an inelastomeric portion. The seal system interfaces with an inlet spout at at least two locations. The seal system is rotatable about an inlet spout. A sealing pressure is increased as grain interacts with the seal system. | 02-14-2013 |
20130240417 | MECHANICAL PLANT HARVESTING DEVICES - Mechanical plant harvesting devices for harvesting crops from plant material including saddles, harvesting containers, and mechanical actuators. In some examples, the saddles define harvesting container-proximate regions over portions of the surface areas and saddle openings positioned within the harvesting container-proximate regions. In some examples, the harvesting containers define exterior surfaces proximate the saddles over at least a portion of the harvesting container-proximate regions of the saddles and harvesting container openings in the exterior surfaces. In some examples, the rotary actuators are mechanically connected to the harvesting containers and are configured to rotationally drive the harvesting containers through ranges of rotation. In some examples, portions of the harvesting container openings and portions of the saddle openings overlap at one or more harvesting positions in the mechanical actuators' ranges of rotation. Some examples may additionally or alternatively include fine meshes and/or harvesting containers interchangeably connected to mechanical actuators. | 09-19-2013 |
20160045936 | Rotary Sorting Appartus - A rotary sorting apparatus comprises a large-diameter rotary drum for sorting a mixture of materials received through a first end of the drum and expelled through a second end. A plurality of slew rings are attached circumferentially to the outer surface of the drum for supporting and rotating the drum. Each slew ring comprises an inner race placed concentrically within an outer race, with bearings between them allowing the inner race to rotate freely within the outer race. The inner surface of the inner race is attached to the outer surface of the drum and rotates with the drum, while the outer surface of the outer race is fixed to the supporting structure. A rotator, such as a wheel, in contact with the outer surface of the drum causes the drum to rotate about its longitudinal axis. | 02-18-2016 |
20160082478 | SIZE-SEPARATION OF DRY GRANULAR MATERIALS - A dry granular material sieve operates well in microgravity because it comprises a rotatable cylindrical or conical screen to generate centrifugal forces sufficient to sift finer particles inside through to the outside, and auger screw conveyors to move the fines, coarse, and remainder materials without the aid of normal gravity. | 03-24-2016 |
20160129477 | TROMMEL ASSEMBLY HAVING A SPIRAL ASSEMBLY WITH DECAYING PITCH - The trommel assembly ( | 05-12-2016 |
209289000 | Multiple | 1 |
20120285868 | CYLINDER EXCHANGE DEVICE AND METHOD FOR SOLID MATERIAL PROCESSOR - Grading machines include machines for sorting and/or separation of solid granular or particulate materials according to the physical parameters of the component particles. Some grading machines employ a grading cylinder for retaining the material, the grading cylinder being driven by the machine to rotate about its axis. Disclosed herein are devices for easy insertion, removal, or replacement of grading cylinders from such grading machines. Also disclosed are methods for cylinder removal from a grading machine, e.g. for maintenance or cylinder replacement. The devices and methods disclosed permit stacking of grading machines in a factory or industrial setting. | 11-15-2012 |
209293000 | With agitators and conveyors | 3 |
20090020460 | PARTICULATE SIFTER - The purpose of the invention is to prevent accumulation of particulates on the outside of a net body of a particulate sifter having a cylindrical net body and to extend the lifetime of the net body. To achieve the purpose, in a particulate sifter which is provided with a sieve | 01-22-2009 |
209296000 | Rotating | 2 |
20150306631 | WASTE SORTING DEVICE HAVING A ROTARY SCREEN - A processing apparatus for collecting matter adhering to the outside surfaces of packages for processing and that have previously been shredded, includes a rotary cylindrical drum forming a screen for retaining the shredded packages and for allowing the matter for collection to pass through, a rotary brush mounted in the rotary drum in order to brush the inside face of the drum, motor means for driving the brush and the cylindrical drum in rotation, and at outer casing for collecting the matter coming from the shredded packages introduced into the cylindrical drum and that have passed through the wall of the cylindrical drum. | 10-29-2015 |
209298000 | Lifters | 1 |
20160250663 | TECHNOLOGIES FOR CYCLONIC MATERIAL SEPARATION | 09-01-2016 |
209309000 | Reciprocating and rotating | 4 |
20080223761 | Sealing Mechanism and Associated Sealing Method for Screening Machines - A screening machine includes a vibratory carrier and a vibratory drive operatively coupled to the vibratory carrier for imparting vibratory motion thereto. The screening machine includes a screen assembly selectively coupled to the vibratory carrier so that the vibratory motion is transmitted to the screen assembly. A sealing mechanism including at least one rotary cam having a cam surface and at least one actuator being accessible to a user of said screening machine is coupled to the rotary cam. Actuation of the actuator to rotate the cam urges the screen assembly and the carrier into sealing engagement with a confronting surface of the screening machine. The screening machine further includes at least one stop positioned relative to the sealing mechanism to limit rotational movement of the rotary cam in at least one direction. | 09-18-2008 |
20080223762 | MATERIAL SEPARATOR - An apparatus and method for separating material are described. A material separator may comprise a frame. The frame may comprise a base supporting a slanted grate deck. The base may comprise two upright back supports, one extending upward at a back end of one sidewall and the other extending upward at a back end of the other sidewall. The slanted grate deck may extend from upper portions of the upright back supports down to a position above a top of the front wall, the slanted grate deck separated a predetermined distance from the top of the front wall. | 09-18-2008 |
20100108575 | OSCILLATING SCREEN - An oscillating screen comprises a screening container inside which a screening means is disposed lying on a determinate screening plane (P), coinciding or inclined with respect to a horizontal oscillation plane (X), and oscillation means to move the screening container with respect to a fixed supporting structure. The oscillation means comprises a first movement unit provided with a first rotary shaft associated with a first eccentric element cooperating with the screening container, and a second movement unit having at least a second rotary shaft provided with a second eccentric element cooperating with the screening container. A transmission means connects the first rotary shaft and the second rotary shaft with each other, so that they have the same angular velocity. | 05-06-2010 |
20110186484 | SYSTEM AND METHOD FOR GYRATORY SIFTER DEBLINDING - Enhanced action cleaning elements enable increased deblinding efficiency of gyratory sifters. The enhanced action cleaning elements increase the collisions between the elements and the screens of the gyratory sifters to enhance deblinding the screens of the gyratory sifter. | 08-04-2011 |
209000000 | Reciprocating | 25 |
209311000 | Multiple | 12 |
20080202989 | Multi-Screener Sifting Apparatus - A multi-screener apparatus in which the height of the apparatus may be adjusted for the convenience of a user. This multi-screener apparatus prevents the unwanted movement of the apparatus frame without the addition of counterweights or excessive frame mass to prevent the unwanted movement. Also, this multi-screener design may function with a variety of power sources, including electrical and fossil fuel based power sources. The unit is easily placed in a desired location by optional vehicle attachment means for towing as well as gripping handles and wheels for manually positioning the apparatus in a desired location. Further, the lightweight design of the apparatus also plays an important role regarding the mobility of the apparatus. | 08-28-2008 |
20110084004 | INDEPENDENT DECK ADJUSTMENT - A vibratory separator including a separator deck including a hinge point, and a positive displacement mechanism coupled to the separator deck and configured to displace the separator deck to an angle of inclination is disclosed. A method of separating solids form a slurry, the method including pumping a slurry onto a separator deck, vibrating the separator deck, and displacing an end of the separator deck in an upwards or downwards direction with a positive displacement mechanism to a selected angle of inclination is also disclosed. | 04-14-2011 |
20120018355 | Method of separating material in a vibratory device - A process of separating a fluid and fibrous material from wet fibrous matter can include: | 01-26-2012 |
20160175887 | MODULAR GYRATORY SIFTER | 06-23-2016 |
209313000 | Alined | 1 |
20150021239 | SCREEN SURFACE FORMING SYSTEM - A screen system having a plurality of screen elements that can be readily removed and replaced to vary one or more characteristics of the screen surface formed by the screen system. The screen system includes a support system for supporting at least one screen element to prevent deformation of the screen element that typically would occur due to the insufficient structural stability of the at least one screen element relative to the weight of the product being screened. Preferably, the support system includes one or more support elements that can be readily and easily installed and removed from the screen system. The support system is preferably configured to permit the one or more support elements to be positioned at different locations in the screen system. Preferably, the support system is configured to permit a variety of different support elements to be used to allow a greater variety of screen elements to be used. | 01-22-2015 |
209314000 | Stepped | 1 |
20090211949 | SEPARATOR SYSTEM AND METHOD OF SEPARATING MATERIALS - A separator system may include a first trough having an inlet end, a downstream, outlet end and a trough floor, a first screen section supported in the trough spaced from the trough floor, the first screen section having a first end and a second downstream end, a material-retaining surface disposed at the downstream end of the first screen section, the material-retaining surface disposed at an angle relative to the first screen section to limit the movement of material across the first screen section, and a vibratory generator coupled to the trough. The separator system may alternatively or in addition include a gate disposed at the end of the screen section, the gate having a first position and a second position. | 08-27-2009 |
209315000 | Superposed | 6 |
20090026113 | Extra-Large Vibrating Screen With Duplex Statically Indeterminate Mesh Beam - An extra-large vibrating screen with duplex statically indeterminate mesh beam excitation body and plate type combined bearing beam comprises plate type flat and rigid statically indeterminate combined bearing beam ( | 01-29-2009 |
20140061102 | VIBRATING SCREEN DECK DEFLECTOR SYSTEMS AND METHODS - A material processing vibrating screen with diverting systems configured to deliver material, via a plurality of material diverters, to locations closer to a feed end of the screen than would otherwise be done in the absence of the diverters. The diverters can be fixed to a cross member, the underside of a screen, and may be adjustable and easily replaceable. The materials for the deflectors can vary depending upon the material being screened. The screen may be also be a variable sloped vibrating screen. | 03-06-2014 |
20150108046 | VIBRATING SCREEN SUSPENSION SYSTEMS - A compact mobile variable angle vibrating screen with a suspension and dampening system configured to accommodate variable angles and exhibit acceptable vibration levels; especially during power up and power down surge vibration at the variable angles. The system comprises a group of bi-directional dual pivot leg vibration damper mechanisms which are effective only during times of excessive vibration such as during the power up and power down vibration surges. | 04-23-2015 |
20160059266 | VIBRATING SCREEN DECK DEFLECTOR SYSTEMS AND METHODS - A material processing vibrating screen with diverting systems configured to deliver material, via a plurality of material diverters, to locations closer to a feed end of the screen than would otherwise be done in the absence of the diverters. The diverters can be fixed to a cross member, the underside of a screen, and may be adjustable and easily replaceable. The materials for the deflectors can vary depending upon the material being screened. The screen may be also be a variable sloped vibrating screen. | 03-03-2016 |
20160158805 | Vibratory Apparatus With Multiple Screening Decks - A vibratory apparatus includes a deck assembly with a longitudinal axis, an inlet end, and an outlet end. The deck assembly includes a plurality of deck sections each having a plurality of openings. Each deck section has upstream and downstream edges, the downstream edge of each successive deck section disposed closer longitudinally to the outlet end than the downstream edge of each preceding deck section. The upstream edge of each successive deck section is disposed closer longitudinally to the upstream edge of each preceding deck section than the downstream edge of the preceding deck section is disposed to the upstream edge of the preceding deck section, thereby defining an overlapping portion of the preceding deck section and a non-overlapping portion of the preceding deck section. The overlapping portion has larger openings than the non-overlapping portion for each preceding deck section. | 06-09-2016 |
209317000 | With dischargers | 1 |
20120111774 | VIBRATING SCREEN SUSPENSION SYSTEMS - A compact mobile variable angle vibrating screen with a suspension and dampening system configured to accommodate variable angles and exhibit acceptable vibration levels; especially during power up and power down surge vibration at the variable angles. The system comprises a group of bi-directional dual pivot leg vibration damper mechanisms which are effective only during times of excessive vibration such as during the power up and power down vibration surges. | 05-10-2012 |
209320000 | With agitators and conveyors | 1 |
209324000 | Rotating | 1 |
20140291214 | VIBRATORY SCREENER CLEANING SYSTEM - A vibratory screener including a screen with an upper surface, a lower surface, and a plurality of apertures, an attachment post extending above the upper surface of the screen, and a cleaning system positioned above the upper surface of the screen. The cleaning system includes a support plate, a plurality of arms extending radially from the support plate, and at least one brush extending downwardly from each of the arms. Each brush is positioned so that the distal end of at least one of its multiple bristles contacts the upper surface of the screen. The screener further includes a collection area positioned below the lower surface of the screen and a vibration generator that vibrates the screen and the cleaning system and causes the arms to rotate relative to the upper surface of the screen. | 10-02-2014 |
209325000 | With horizontal and vertical shake | 5 |
20140048456 | Herbal/Plant Sifter Apparatus and Method - A plant/herb sifting apparatus and method is disclosed. The apparatus comprises a containment unit having at least two levels of a sifting means; the containment unit comprising a primary containment, a secondary containment and a collection base to sift and refine a plant/herb component by a vibrating and agitation means. The apparatus further comprises a platform unit supporting the vibration and agitation means to which the containment unit is removably attached. The platform unit comprises a base and deck. The base houses a gear motor that provides the agitation through a connected arm to the deck, while a vibrator motor mounted to the deck provides a vibration motion. The levels of sifting means within the containment unit, comprise separated sieves increasing in fineness from top to bottom. The apparatus operates to sift under vibration and rapid agitation motions, providing an efficient sifting procedure to obtain a desired refined plant/herb component. | 02-20-2014 |
209326000 | Gyratory | 3 |
20080210603 | DRIVE FOR VIBRATORY SCREENING DEVICE - A screening mechanism may include a drive motor, a vibratory drive assembly, a driven mechanism, and a belt assembly. The drive motor may be drivingly engaged with a motor hub. The vibratory drive assembly may include a shaft assembly having a first driven hub fixed thereto. The driven mechanism may have a second driven hub fixed thereto. The belt assembly may include a first belt engaged with the motor hub and the first driven hub that drives rotation of the first driven hub by rotation of the motor hub and a second belt engaged with the first and second driven hubs that drives rotation of the second driven hub by rotation of the first driven hub. | 09-04-2008 |
20120024764 | Multifrequency Sieve Assembly for Circular Vibratory Separator - The invention is intended for sizing separation of difficult-to-screen powder materials and slurries. A sieve assembly includes a rigid frame, attached inside the separator housing, and upper and bottom sieves, stretched on the frame. The interface apparatuses are connected to the upper sieve, while actuator means—to the bottom sieve. The forced frequency of the vibrator is close to one of the natural frequencies of the bottom sieve. When the vibrator is operated, the actuator means interact with interface apparatuses, thus generating repeated collisions therebetween and mechanical impulses, which provide multifrequency excitation of the interface apparatuses and upper sieve. This ensures continuous self-cleaning of the upper sieve, intense loosening of the material bed and disintegration of the particle agglomerates. Separation capacity and products' quality substantially rises. In other embodiments presented sieve assembly includes buffer elements and inertial apparatuses, connected to the upper sieve. | 02-02-2012 |
20220134382 | MATERIAL PROCESSING SCREEN PLANT DRIVE SYSTEM - A screen drive for a mobile material processing screen which can be at a travel width without having to fold or disable the screen drive. The screen drive system includes a drive motor, which is tucked at least partially under the vibrating screen; a sheave, having a double row ball bearing being supported by a shaft; a belt, coupling sheave and drive motor; a drive shaft coupled to a first universal joint, and a second universal joint, which is coupled to an opposing end of the drive shaft and to sheave. | 05-05-2022 |
209327000 | Lateral | 1 |
209328000 | With impact | 1 |
20150336134 | Portable clasifier screen shaker assembly - A pedal articulated screen shaker assembly supporting a classifying screen at its top in an alignment over a collection receptacle is provided with an annular nested dust shielding combination suspended below the screen. The dust shielding combination comprises a conforming set of frustoconical elastomeric membrane segments in a nested arrangement with the exterior one of the segments perforated throughout its full circumference by perforations that are bridged by flexible flaps formed in the overlying interior segment that are lifted from their bridging alignment by the lateral movement imparted to the shielding combination. | 11-26-2015 |
209000000 | With horizontal shake | 4 |
209333000 | Lateral | 2 |
20140291215 | ORE SCREENING PANEL - A modular screening panel in which the apertures in the screening surface extend through the surface and the shape of the aperture parallel the plane of the panel surface varies with the depth of the aperture so that as the surface wears the visible shape of the aperture changes. The apertures can be any convenient shape at the surface but at the depth which means the worn panel needs replacing the shape is distinctly different to the shape of the apertures in a new or partly worn panel. | 10-02-2014 |
209337000 | Sliding | 1 |
20110240530 | Weight filling device for small objects - A weight filling device for filling small objects comprising a vibrating feed assembly, at least two bins in a side by side orientation, and a chute assembly. The feed assembly includes feed stations having a feed tray with a large feed portion and a small feed portion in a side by side orientation, either integrally formed along a part or all of the length thereof, and each extending to a distal end thereof and vibrating at a predetermined frequency. The bins are positioned so as to be placeable in communication with the distal end of the at least one feed tray. The chute assembly is positioned below the distal end of the at least one feed tray, and has at least one directing chute station having a large feed selector positioned below the large feed portion of the feed tray and a small feed selector positioned below the small feed portion of the feed tray. The large feed selector and the small feed selector are independently pivotable relative to each other between a first position and a second position to direct small objects into the proper bin. The frame for holding the containers to be filled is also vertically adjustable. | 10-06-2011 |
209341000 | Longitudinal | 2 |
20100018910 | SCREENING MACHINE SCREEN PANEL - A screening machine of the type used to separate or classify mixtures of solid particles of different sizes includes a fixed base and a perforate screen mounted for movement relative to the base during a screening operation. The screens are pre-tensioned and mounted in a perimeter frame for separating various granular and particulate material. The frame is slid into the side of the machine in a direction parallel with two opposing bevel lips at the ends of the frame which mate in the screening machine with a complementary channel such that when the screen is raised into sealing contact in the screening machine, the bevel ends of the screen panel frame align the screen panel in the machine. The bevels on the screen panel frame provide a positive sealing surface for contact with the adjacent portions of the channel to prevent product from escaping off of the screen during use. The sealing contact of the screen panel is enhanced by a seal member on the screen panel. | 01-28-2010 |
20100038291 | VARIABLE SLOPE 3-SHAFT VIBRATING MECHANISM - Disclosed is a vibrating material sorting screen with a substantially variable tilt angle and a tilt angle measuring device where the screen has a gear box which is horizontal when the screen is horizontal and inclined when the screen is inclined and further where the gear box has a plurality of oil level sensors or indicators therein which are sized, placed and configured to provide proper oil volume while the screen is oriented horizontally or at various inclines. | 02-18-2010 |
209346000 | With vertical shake | 3 |
20130277281 | Nanostrong vibratory screens & separators - Vibratory separators, shale shakers, screens, and screen assemblies, and screening material with nanomaterial thereon and/or therein for strengthening, conductivity enhancement, or both, and methods of using such things. This abstract is provided to comply with the rules requiring an abstract which will allow a searcher or other reader to quickly ascertain the subject matter of the technical disclosure and is submitted with the understanding that it will not be used to interpret or limit the scope or meaning of the claims, 37 C.F.R. 1.72(b). | 10-24-2013 |
20140246361 | SLIDING WALL HOPPER METHODS, SYSTEMS, AND DEVICES - Methods, systems, and device are provided for utilizing a sliding wall hopper. A sliding wall hopper may include one or more sliding walls that may slide with respect to one or more outer supports of the hopper. The one or more sliding walls may make contact with at least a portion of the material moving through the hopper. The material may be discharged to at least a hopper discharge or a conveyor device. Some embodiments may be configured for use with biomass as the material, but other materials may also be utilized. | 09-04-2014 |
20140246362 | SLIDING WALL HOPPER METHODS, SYSTEMS, AND DEVICES - Methods, systems, and device are provided for utilizing a sliding wall hopper. A sliding wall hopper may include one or more sliding walls that may slide with respect to one or more outer supports of the hopper. The one or more sliding walls may make contact with at least a portion of the material moving through the hopper. The material may be discharged to at least a hopper discharge or a conveyor device. Some embodiments may be configured for use with biomass as the material, but other materials may also be utilized. | 09-04-2014 |
209350000 | Rotating | 3 |
20140083914 | METHOD AND APPARATUS FOR SEPARATING TOBACCO FROM CIGARETTE WASTE - An apparatus for separating tobacco from cigarette waste including a revolving screen having a bottom surface by which the screen is mounted in the apparatus at an acute angle relative to the horizontal plane, the screen further having a top surface, the angular position of the screen with respect to a horizontal plane being adjustable and the screen being provided with scraping unit on the top surface of the screen for aiding relocation of the cigarette waste on the top surface of the screen during its rotational movement. | 03-27-2014 |
20150034533 | Material Separator - A system and method for separating mixed materials employing an angled screen that is moved through a vertically oriented circular path by a single drive element. | 02-05-2015 |
209351000 | With agitators | 1 |
20110094944 | SCREENING DISK, ROLLER, AND ROLLER SCREEN FOR SCREENING AN ORE FEED - A screening disk for use on a roller of a roller screen for screening an ore feed is disclosed, which includes first and second opposing side working surfaces, and provisions for mounting the screening disk on a shaft of the roller. At least one of the first and second side working surfaces has a plurality of protrusions operable to extend outwardly into an interstice between the applicable side working surface and a side working surface of an adjacent mounted screening disk. A spacer may be disposed in the one interstice for confining an extent of the one interstice to a region disposed generally between the third working surface and the shaft. A screening disk may have a keyway configured to receive a key for coupling the body of the screening disk to the shaft for rotation therewith. | 04-28-2011 |
209352000 | Stationary | 10 |
20080223763 | MATERIAL SEPARATOR - An apparatus and method for separating material are described. A material separator may comprise a frame. The frame may comprise a base supporting a slanted grate deck. The base may comprise two upright back supports. The slanted grate deck may comprise: an upper end member coupled to and separating upper portions of the upright back supports; an opposing lower end member; and a plurality of grate members located and coupled between the opposing end members. The space between upper ends of at least two grate members may be less than the space between lower ends of the at least two grate members. | 09-18-2008 |
20090266748 | POPCORN SIEVE - A sieve for separating popped corn from un-popped kernels of corn is disclosed. The sieve includes a plate having a first surface, a spaced apart second surface, and a peripheral edge. A plurality of holes is formed in the plate. An engaging member is provided to facilitate grasping the plate. The sieve includes a plurality of legs depending from the second surface of the plate. The sieve is adapted to be received in an associated receptacle and form a chamber at the bottom of the receptacle, wherein un-popped kernels of corn pass through the holes formed in the plate and are received in the chamber to substantially separate popped corn from un-popped kernels of corn. | 10-29-2009 |
20100155308 | System and Apparatus For Protecting a Support Frame Used in a Screening Arrangement - A screening arrangement and a modular system and modular protective cover for protecting a support frame in a screening arrangement is disclosed. The modular system includes a plurality of modular protective covers mounted in side-by-side relationship. Each of the modular protective covers includes a top surface and two opposing side walls that define a recess. The modular protective cover has a male component located at a first end of the modular protective cover and a female component located at a second end of the modular protective cover. The male component of the modular protective cover is adapted to mate with the female component of an adjacent modular protective cover to provide a generally continuous protective surface along a length of a support frame. | 06-24-2010 |
20110253601 | AIR JET SIEVE DEVICE - The invention relates to an air jet sieve device having a housing, at least one sieve for insertion in the housing, a sieve deck and chamber located below the sieve, a slotted nozzle beneath the sieve deck, a drive for the slotted nozzle, an air inlet to the slotted nozzle, an air outlet through the housing and out of the chamber located beneath the sieve deck, and a control unit to control operation of the device. The invention also relates to a method that permits not only detection of the sieving progress during a sieving process but also provides a criterion to permit establishing the sieving time. This is achieved by equipping the sieving machine with a measuring sensor through which the particles in the air outlet flow are detected triboelectrically and which are correlated with the sieving progress to permit establishing the sieving time. | 10-20-2011 |
20130056397 | Wheelbarrow and Sieve - In combination, a wheelbarrow and a cooperating sieve. The sieve has an outer frame and a central screen. One end of the frame is mountable on a lip of one side wall of the wheelbarrow as the remainder of the sieve is held in position by engagement of the end of the sieve opposite from the channel with the opposite side wall of the wheelbarrow. | 03-07-2013 |
20150314329 | UNITARY SCREEN FRAME AND DISCHARGE SPOUT APPARATUS AND SYSTEM - An apparatus has a frame with a screen portion and a discharge portion adjacent thereto. The frame has a bottom surface and a substantially planar top surface. The top surface extends from the screen portion to the discharge portion. An opening located in the screen portion of the frame extends through the frame from the top surface to the bottom surface. A spout formed in the discharge portion has a shape of a hollow cylinder and extends through the frame from the top surface to the bottom surface. A system has a separator with an inlet into which material to be separated enters. A unitary screen frame has a screen portion and a discharge spout with a planar top surface extending from the screen portion to the discharge spout. A first portion of the material entering the inlet flows from the planar top surface to the discharge spout. | 11-05-2015 |
209353000 | Multiple | 2 |
209354000 | Stepped | 1 |
20090014361 | Angle Rod Screen Design - A screen for use in distributing a fluid in a process flow system. The screen provides support, and provides for the ability to clean particulates from the screen. The screen includes profiled wires affixed to a support, where the support provides channels to distribute the fluid over the screen. The support includes spacing to improve the cleaning of particulates from the screen. | 01-15-2009 |
209355000 | Superposed | 1 |
20140166546 | SCREEN MODULE, PROCESSING APPARATUS AND PROCESSING PLANT FOR MINERAL MATERIAL - A screen module for mineral material includes support structures such as cross beams or longitudinal beams for fixing the screen module to a body of a mineral material processing apparatus, and for fixing an upper screening means above the support structures, and lower longitudinal supports which are fixed below the support structures for supporting a lower screening means below the lower longitudinal supports. A processing apparatus and a processing plant. | 06-19-2014 |
209000000 | With agitators | 2 |
209357000 | Reciprocating | 1 |
20100006480 | Plan Sifter and Drive for a Plan Sifter - The invention relates to a plan sifter for sifting, or sieving, flour-like or granular products, comprising at least one compartment. The characterizing part is that each sifting compartment has a dedicated drive. In this manner, the base surface available can be better utilized, and the sifting capacity can be better adjusted to the actual need. | 01-14-2010 |
209358000 | Rotating | 1 |
20090107894 | Device for discharging granular material - The invention relates to a device ( | 04-30-2009 |