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| Number | Title | Issue Date |
| 8127932 | Screen module for vibratory screening apparatus The invention provides a screen module for use on vibratory screening apparatus. The screen module includes: a panel frame having opposed side portions joined by opposed end portions, the end portions being configured for locating the panel frame between spaced pane... | 03/06/2012 |
| 8123043 | Screening module retaining assembly A screening module retaining assembly 10 includes a body member 12 defining a passage 14. The body member 12 further includes a locating formation 16, associated with a first end 18 of the body member 12, for engaging... | 02/28/2012 |
| 8061525 | Protective element A protective element for a cross member or shaft housing of a frame in a screening arrangement. The protective element is attachable to the cross member or shaft housing by wrapping the protective element around the cross member or shaft housing and clamping a first... | 11/22/2011 |
| 8028840 | Screening module A screening module (10) for a screening assembly includes a panel member (12) defining a plurality of screening apertures; and a support arrangement (16) with which the panel member (12) is fast. The support arrangement (16) includ... | 10/04/2011 |
| 8025154 | Screen panel fastener and fastening arrangement The invention provides a fastener (10) for a screen panel (20), the fastener including a base section (12) at least two outer engagement means (14) extending from opposite side zones of the base section, the two outer engagement means at ... | 09/27/2011 |
| 7992719 | Composite hookstrip screen A hookstrip screen assembly for use in a shaker is disclosed. The hookstrip screen assembly includes a filtering element and a composite frame further including a top surface, a bottom surface, and a plurality of filtering element attachment points. Also, the filter... | 08/09/2011 |
| 7918346 | Vibrating screen tensioning apparatus and method A tensioning apparatus for tensioning a screen in a vibrating screen separator of the type having a box structure defined by two opposing spaced-apart upright side walls separated by at least one screen bed support structure. Included is an actuator support mounted ... | 04/05/2011 |
| 7913853 | RF shielding gasket for vibratory separator A gasket for a shaker screen in a vibratory separator includes an outer peripheral section including an end section from which a upper lip segment and a lower lip segment project inward to generally define a U-shaped channel, wherein the outer peripheral section is ... | 03/29/2011 |
| 7909172 | Composite screen with integral inflatable seal A shaker screen including a screen frame and an inflatable sealing element integrally formed with the screen frame is disclosed. A screen sealing system including a plurality of shaker screens, each shaker screen having a screen frame and an inflatable sealing eleme... | 03/22/2011 |
| 7891497 | Peripheral sealing system for pre-tensioned screens A system including a first screen having a first frame and a first sealing element attached to an outer perimeter of the first frame, and a second screen disposed adjacent the first screen, the second screen having a second frame and a second sealing element attache... | 02/22/2011 |
| 7857142 | Mechanism for securing screen modules A mechanism for securing screen modules to support frames, said mechanism comprising a plurality of legs for insertion into said support frame, said legs comprising a raised portion that presses against a compatible raised portion of at least one other leg inserted ... | 12/28/2010 |
| 7850011 | 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 as novel screen elements (11) and mesh panels... | 12/14/2010 |
| 7841476 | Screening module retaining member A screening module retaining member 10 includes a body member 12 defining a passage 16. A retaining element 14 is displaceably arranged in the passage 16. The retaining element 14 is displaceable between a first, non-retaini... | 11/30/2010 |
| 7819255 | Screen for a vibratory separator A shaker apparatus including a basket having an upstream side, a downstream side, and two side walls, at least one wedge guide and one support rail disposed on each side wall, and at least one screen assembly. The support rails and the wedge guides may be configured... | 10/26/2010 |
| 7770737 | Screening machine A screening machine for screening bulk material and the like comprising a housing and two sidewalls at which a screen deck is disposed, the screen deck comprising cross-members mounted on the sidewalls and longitudinal members which are mounted on the cross-members ... | 08/10/2010 |
| 7753213 | Composite screen A screen support frame for a shale shaker includes a first end, a second end disposed opposite the first end, a first side disposed substantially perpendicular the first and second ends, a second side disposed opposite the first side and a plurality of transverse ri... | 07/13/2010 |
| 7731035 | Ore screening panel frame system An ore screening deck frame system which consists of a machine frame having a machine attachment portion and a support rail attachment portion and a panel support rail having a frame attachment portion and a panel attachment portion where in the rail attachment port... | 06/08/2010 |
| 7721896 | Screen separators Apparatus is provided, in or for a screen separator for sieving materials, for clamping one or more sieve screen frames within the confines of a chassis of the separator to prevent egress of material from the separator. The apparatus comprises a sheath extending aro... | 05/25/2010 |
| 7673755 | Mechanical separator A mechanical separator having a primary frame, a tray frame linked to the primary frame, and an oscillator linked to the tray frame for imparting relatively short period reciprocating and/or orbital motion thereto. The tray frame includes a plurality of tines prefer... | 03/09/2010 |
| 7644824 | Tension indicating screen mounting apparatus for vibrating separators Screen separators and a screen tensioning system for separators that facilitates rapid measurement of screen tension. Each separator subframe screen is suspended between opposed subframe walls. Suitable linkages distribute vibration during the aggregate sifting proc... | 01/12/2010 |
| 7621406 | Conversion kit for particulate screening system and related implementation methods A conversion kit for interconnecting particulate screening panels to a support frame includes a plurality of panels, an interface and a connecting pin. A method of using the conversion kit includes the steps of providing at least two of the screening panels each def... | 11/24/2009 |
| 7584858 | Screen assembly designed to conform to the radius of vibrating shakers with crowned decks A screen assembly that is sufficiently flexible to adapt to a non-planar profile of a crowned deck on a vibrating shaker. When attached to the crowned deck, the screen assembly provides a screen with less curvature than the crowned deck. ... | 09/08/2009 |
| 7467716 | Vibration screen system A vibratory plate screen having a first end for quickly mounting in a vibrator housing, an intermediate region with openings therein and a securement end that allows one to quickly secure a vibratory plate screen in a vibratory housing. In addition, the screen is su... | 12/23/2008 |
| 7467715 | Support frame A screening assembly support frame includes a body member defining a longitudinal axis. The body member has a pair of parallel, spaced elongate support members with a spacer arrangement extending between the support members. An engaging formation, for engaging a scr... | 12/23/2008 |
| 7413087 | Screen deck A screen deck runner assembly (20) suitable for use in a vibratory screening machine characterized by the assembly including a saddle member (5), being configured and 420 dimensioned to removably straddle a screen deck runner (1) and to engage a... | 08/19/2008 |
| 7389882 | Multi-hardness composite screen frame A self-cleaning screen assembly for a vibratory separator is disclosed. The self-cleaning screen assembly includes a peripheral frame having a top mounting surface to which at least one screen cloth is affixed and a bottom mounting surface to which a flow through su... | 06/24/2008 |
| 7331469 | Vibratory separator with automatically adjustable beach A vibratory separator having a basket for supporting screen apparatus for treating material, the basket pivotably mounted on a base, vibratory apparatus connected to the basket for vibrating the basket, the material forming a pool on the screen apparatus, and a beac... | 02/19/2008 |
| 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 |
| 7303079 | Screening element The invention provides a screen which has a screen body (12) and a plurality of ribs which extend across the screen body. Screening apertures (118) are defined in the screen body by the ribs. A reinforcing frame (124) is embedded in the screen b... | 12/04/2007 |
| 7296685 | Vibrating screen for screening crushed stone and gravel A vibrating screen for conducting material in a longitudinal direction while screening the material comprises a screening deck, exchangeable modular screening media, and an adapter arrangement for mounting the screening media on the deck. The screening deck includes... | 11/20/2007 |
| 7273151 | Sieve bed for a sifting machine The invention pertains to a sieve bed for a sifting machine, consisting of rectangular sieve elements (10), which are attached to a support frame (1) with their edges abutting each other, the support frame being provided with mushroom-shaped mounting p... | 09/25/2007 |
| 7249677 | Dual hardness composite screen frame A screen assembly for a vibratory separator includes a composite screen frame that has a rigid support section formed from a polymer material and a cushioned strain relief zone. The strain relief zone is located along the inner periphery of the rigid support section... | 07/31/2007 |
| 7240801 | Screening arrangement A screening panel 10 comprises a peripheral frame 12 consisting of a pair of mutually laterally spaced side members 14, 16, which are integral with a pair of mutually axially spaced end members 18, 20. The side members 14, 16 and e... | 07/10/2007 |
| 7228971 | Vibratory screening machine and vibratory screen and screen tensioning structure A vibratory screening machine having opposite sides with a plurality of stationary aligned tensioning members mounted on one side and a plurality of nut actuated movable tensioning members mounted on the opposite side and a vibratory screening screen mounted on the ... | 06/12/2007 |
| 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 |
| 7216767 | Screen basket and shale shakers A screen mounting basket for a vibratory separator for separating components of material introduced into the basket, the vibratory separator including a collection receptacle beneath the basket, the basket including two opposed spaced-apart side walls having first e... | 05/15/2007 |
| 7210582 | Screen and screen frame for improved screen to shaker placement, handling and retention A frame for a screen utilized in a shaker separator, the frame including: a first (2) and a second (4) longitudinal support member (2) spaced apart from and substantially parallel to the each other; one or more inner longitudinal support member ... | 05/01/2007 |
| 7198156 | Dam basket for vibratory separators A vibratory separator and a screen mounting basket for a vibratory separator for separating components of material introduced into the basket, the vibratory separator including a collection receptacle beneath the basket, at least one screen assembly mounted in the b... | 04/03/2007 |
| 7182206 | Screen energizer A screening system including a vibratory screen separator having a resiliently mounted frame with a low frequency vibratory drive coupled to that frame. A taut screen is rigidly mounted in the frame and a vibration transmitter assembly is resiliently mounted to the ... | 02/27/2007 |
| 7175027 | Shaker screen and clamping system A screen assembly, holding apparatus for it, and a vibratory separator with it, the vibratory separator, in one aspect, for separating components of material introduced thereto, the vibratory separator including a basket, a collection receptacle beneath the basket, ... | 02/13/2007 |
