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Actor Marlon Brando has four patents, all named "Drumhead tensioning device and method."
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| Number | Title | Issue Date |
| 8157100 | Structure for fixing screen bars of screening apparatus for wastewater treatment Disclosed herein is a structure for fixing screen bars of a screening apparatus, which is installed in a wastewater treatment plant to remove impurities contained in wastewater and includes a screen panel formed by arranging the screen bars parallel to each other to... | 04/17/2012 |
| 7922003 | Magnetic screen clamping A magnetic claiming system for a shale shaker including at least one screen having at least two side ends extending between a first side and a second side and at least one attachment surface, at least one mating surface of a shale shaker configured to receive at lea... | 04/12/2011 |
| 7506767 | Method for manufacturing screen cylinder and screen cylinder A method is provided for manufacturing a screen cylinder, as well as a screen cylinder with screen wires in the axial direction of the screen cylinder set at predefined intervals into a cylindrical screen surface and fastened to support rods, with end rings are arra... | 03/24/2009 |
| 7399223 | Sieve with different louvers The invention refers to a screen for a cleaning device of a harvester-thresher, with a screen frame, on which several screen metal sheets are supported so they can rotate around an axis, and with at least one air conducting surface, which protrudes downward beyond t... | 07/15/2008 |
| 7383957 | Screening finger tine assembly A screening finger assembly having a holder (19) and a set of generally parallel finger tines (16) spaced apart in a row and each mounted in cantilever manner in a respective mounting (20, 22) in the holder (19). Each tine (16) has... | 06/10/2008 |
| 7285180 | Perforated deck made out of a plurality of segments A cylindrical rotating thickening device including an axial core, a plurality of longitudinally extending spaced apart support ribs extending radially from the axial core, and a shell surrounding the support ribs and supported thereon. The shell includes a plurality... | 10/23/2007 |
| 7216768 | Screen system The present invention provides a screen system (8) suitable for use in a vibratory screen apparatus (1), and comprising: a screen element (11) and a support frame (12) therefor, as well novel screen elements (11) and mesh panels ( | 05/15/2007 |
| 7211209 | Method of making device for arraying biomolecules and for monitoring cell motility in real-time The invention relates to devices, devices for arraying biomolecules, including cells, methods for arraying biomolecules, assays for monitoring cellular movement, and systems for monitoring cellular movement. The devices include a support; a first layer configured to... | 05/01/2007 |
| 7186347 | Vibratory apparatus for separating liquid from liquid laden solid material A vibratory apparatus for separating a liquid from a liquid-laden solid material. The apparatus includes an inclined trough having a base with a first end and a second elevated with respect to the first end. A deck is attached to the trough base, the deck defining s... | 03/06/2007 |
| 7152743 | Screening panel securing system A screening assembly 10 includes at least one rail 14 to be secured to a support member of a screening machine. At least one locating formation 16 extends from an operatively upper surface of the rail 14. Each locating formation 16... | 12/26/2006 |
| 7125491 | Screen and process for manufacturing a screen of this kind A flat or cylindrical screen includes rods and rod-bearing supporting elements. The rods have protrusions in the side walls which are received into inversely shaped recesses in a supporting element. The screen is manufactured by bending the supporting elements open ... | 10/24/2006 |
| 7108793 | Method of separating liquid from liquid laden solid material A method of separating a liquid from a liquid-laden solid material includes providing a trough having a deck defining a support surface with passages extending through the support surface. The liquid-laden solid material is deposited onto the support surface so that... | 09/19/2006 |
| 7066334 | Screening panel securing system A screening assembly 10 includes at least one rail 14 to be secured to a support member of a screening machine to lie parallel to, and intermediate, side members of the screening machine. At least one locating formation 18 stands proud of an ope... | 06/27/2006 |
| 7011217 | Apparatus for separating coarse grain and fine grain An apparatus is proposed for separating coarse grain and fine grain with a screen (1) made of screen bars (3) which are situated successively adjacent to one another and slope downwardly in the conveying direction (2) of the coarse grain and wit... | 03/14/2006 |
| 7000779 | Separation device Device for separating fine fractions and coarse fractions from bulk goods, comprising a frame and a screen plane supported by it for supporting the coarse fraction and allowing the fine fraction to pass through, the screen plane being formed by a number of screen di... | 02/21/2006 |
| 6964341 | Screen panel retainer system A screen panel retainer system is useable to retain a plurality of screen panels to a separatory machine. Retainer bars are attached to the screen stringer rails of the separatory machine by an expanding of spaced plugs that are received in holes in the stringer rai... | 11/15/2005 |
| 6922896 | Method for fabricating slat-screen assembly A method for fabricating a slat-screen assembly is provided, wherein the slat-screen assembly is formed by at least one slat member, at least one spacer member and an axial member that penetrates through the slat member and the spacer member, allowing a plurality of... | 08/02/2005 |
| 6915910 | Screen cylinder and method A pulp screen cylinder that includes screen media releasably engaged with a frame at spaced locations opposing movement of the media away from the frame during screening. A preferred frame includes a plurality of spaced engaging structures that releasably engage scr... | 07/12/2005 |
| RE38738 | Cylindrical screen, particularly for paper pulp Cylindrical screen, particularly for paper pulp, of the type comprising at least one filtering element (10) positioned between two flanges (1, 2) by means of a number of bars (3). The filtering element is composed by wires (10) placed sid... | 05/31/2005 |
| 6659286 | Drawbar and screen system A clamp system for releasably securing a screen to a vibratory separator apparatus, and methods of its use, and a plate for such a system, the clamp system having, in certain aspects, a plate for contacting a screen end of a screen to be mounted to a vibr... | 12/09/2003 |
| 6609617 | Trommel A trommel for classifying and sorting objects. The trommel is an open cylinder including a drive plate and a feed plate. A series of supporting rods extend between the drive plate and the feed plate. Disposed therebetween is a rod support ring dividing th... | 08/26/2003 |
| 6589424 | Method of making screen cylinder and screen cylinder A method for making a screen cylinder is described in which screen wires are arranged on the inner surface of a support wire at certain intervals and attached by a weld from the outer surface of the support wire. In a preferred embodiment of the invention... | 07/08/2003 |
| 6491168 | Pulp screen basket A pulp screening assembly where each support ring is weldlessly bonded to a perforate screen section by a bonding material that preferably is a brazing material. There is a joint between each ring and a screen section in which brazing material is disposed... | 12/10/2002 |
| 6426003 | Screening device and method of manufacture A screening device (e.g. screen plate or screen cylinder) is manufactured relatively inexpensively and easily yet has uniform screening openings (e.g. screening slots) even when of a width of less than 0.5 mm. A plurality of wires having first and second ... | 07/30/2002 |
| 6357597 | Adjustable grizzly An adjustable grizzly has a series of parallel bars which form a grate. Each bar of the grizzly is adjustable along the width of a frame. Pins on the underside of the bars drop into slots in the frame. The bars are slid into position along the frame and t... | 03/19/2002 |
| 6338412 | Cylindrical screen, particularly for paper pulp Cylindrical screen, particularly for paper pulp, of the type comprising at least one filtering element (10) positioned between two flanges (1, 2) by means of a number of bars (3). The filtering element is composed by wires (10) placed side by side and hel... | 01/15/2002 |
| 6336560 | Grizzly screening apparatus A grizzly screen apparatus has a screen of grizzly bars having first ends mounted in a transverse end member and second ends placed in a slotted comb member having alternating shallow and deep bed slots. The screen is rotatable about a transverse axis whe... | 01/08/2002 |
| 6199703 | Vegetable harvester The pepper harvester has a harvesting head, a primary conveyor, a shredder, cleaning and separating assemblies, a pepper sizer, a sorting bed and a discharge conveyor. The shredder is mounted above the primary elevator. First and second side plates of the... | 03/13/2001 |
| 6116428 | Finger screen deck assembly A deck finger assembly for vibrating screening apparatus which includes a plurality of rod-shaped finger members that are secured in a resilient block that is compressed between a pair of clamping plates. The resilient block includes a plurality of throug... | 09/12/2000 |
| 6109450 | Apparatus for separating unwanted contaminants from fibrous slurry The invention provides an apparatus for screening a fibrous slurry including a rotatable drum whose circumferential wall includes a screen. The screen has spaced openings with longitudinal axes or elongations which are large relative to the transverse axe... | 08/29/2000 |
| 6098811 | Grizzly screening apparatus A grizzly screen apparatus has a screen of grizzly bars having first ends mounted in a transverse end member and second ends placed in a slotted comb member having alternating shallow and deep bed slots. The screen is rotatable about a transverse axis whe... | 08/08/2000 |
| 6056126 | Screen device with slot-shaped openings A screen device including a multitude of parallel rods between which are located the sorting slots. The rods are held in position by supporting elements, which are connected with carriers. The respective cover elements are located at the faces of the rods... | 05/02/2000 |
| 6051103 | Paper-making screen apparatus A paper-making screen apparatus for separating foreign matters from paper-making raw materials is formed of a screen having a first annular end plate located at an end; a second annular end plate located at the other end thereof, having a plurality of ope... | 04/18/2000 |
| 6047834 | Process for the manufacture of a sifting device with slit-shaped openings and an appropriately manufactured sifting device Process for manufacturing a sifting device (or strainer baskets) for use in, e.g., in the paper industry for sorting and/or filtering fiber pulp suspensions. Sorter slits may be created between a plurality of substantially parallel rods inserted into resp... | 04/11/2000 |
| 6003682 | Bar screen drive system Two racks of parallel screening bars each have rigid rack frames which extend beneath the bars. Two crankshafts with offset cam surfaces are mounted to the machine frame, and the rack frames are mounted by bearings to the crankshaft cam surfaces. The rack... | 12/21/1999 |
| 5950840 | Bar screen system with attached screens A bar screen is combined with a wire or punch screen which is suspended beneath the screen deck from a pair of oscillating bar support beams so that a single bar screen, screen combination, may not only size materials for thickness but remove small partic... | 09/14/1999 |
| 5901857 | Bar screen bar mount A clamping bar assembly for a bar screen with a plurality of screen bars and in which at least one leg extends downwardly from each bar and a bar support beam extends below the bars. The bar of this invention includes a plurality of spacers positioned on ... | 05/11/1999 |
| 5816412 | Screening systems and methods for screening particulate material The subject invention relates to a screening system, preferably a finger screening system, for screening particulate material. The screening system for screening particulate material comprises a screening assembly including a housing. A plurality of scree... | 10/06/1998 |
| 5804075 | Papermaking screen having first and second annular supports with immovable space holding and parallel elongated member extending there between A papermaking screen of the invention is formed of first and second annular supporting members having a plurality of first and second recesses, and space holding members fixed to the first and second annular supporting members to establish a predetermined... | 09/08/1998 |
| 5791495 | Paper pulp screen cylinder A plurality of like wedge bars are formed with a groove between two lands. The wedge bars are assembled into a cylindrical screen, with the grooves defining screening slots of a uniform width. The wedge bars may be electron beam welded or furnace brazed t... | 08/11/1998 |
