Class 209/413 - Adjustable

Subclass of Class 209 - Classifying, separating, and assorting solids
Definition: Frameworks or structures for the support of sifters or frames
No. of patents: 37
Last issue date: 11/27/2012

Number	Title	Issue Date
8317031	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...	11/27/2012
7959009	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 m...	06/14/2011
7571817	Automatic separator or shaker with electromagnetic vibrator apparatus A vibratory separator (in one aspect, a shale shaker) and methods for using it, the separator in certain aspects having a base, a basket movably mounted on the base, screen apparatus on the basket, material flowing onto the screen apparatus for treatment, at least a...	08/11/2009
7461746	Portable screening/washing plant with scrubbing mill A portable screening and washing assembly includes a frame, and in addition, a scrubbing mill, a vibratory screen assembly and a fine material washer, all of which are mounted on the frame. Both the scrubbing mill and the fine material washer are adapted to move bet...	12/09/2008
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
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
7278540	Adjustable basket vibratory separator A vibratory separator having a base, a basket movably mounted on the base and for supporting screen apparatus for treating material introduced into the vibratory separator, the basket on a base and pivotable with respect thereto, vibratory apparatus connected to the...	10/09/2007
7240800	Vibratory sand reclaiming apparatus having normal and reject modes An attrition mill for reclaiming foundry sand from deposited material having lumps of used foundry sand and included material includes a housing defining a chamber for receiving the lumps of used foundry sand and included material. A base is disposed within the hous...	07/10/2007
6935511	Centrally supported screen assembly A vibratory separator having a basket with a first side spaced-apart from a second side, screen assembly apparatus mounted in the basket, the screen assembly apparatus having a central portion, a first screen side and a second screen side, central support apparatus ...	08/30/2005
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
6698593	Vibratory screen separator A vibratory screen separator using screens includes a base and a housing resiliently mounted to the base and divided into two wall portions held together by a clamp band. Brackets are located high on the housing and lifts are diametrically positioned to e...	03/02/2004
6367633	Screening device A screening device for screening bulk material and having a screen deck with a loading end and a discharge end, and a frame on which the screen deck is mounted. The screen deck includes a primary screening section and a secondary screening section arrange...	04/09/2002
6220445	Self-cleaning continuous-belt drilling mud separation system A continuous-belt drilling mud separation unit is removably mounted in a box-like housing disposed in the flow path of drilling mud or drilling fluids and is operated by a motor on the housing. The separation unit includes a generally rectangular frame, a...	04/24/2001
6070736	Sealing mechanism and method for screening machines A screen frame and screen are secured into sealing engagement within a screening machine by a screen frame sealing mechanism and method which allows the user to simultaneously raise an entire side of the screen frame into sealing engagement. Advantageousl...	06/06/2000
5979666	Apparatus for screening particulate material An apparatus for screening particulate material having a base frame (11), an elevating conveyor (12), and a conveyor carrying frame (13) adjustably mounted on the base frame (11) and arranged to be capable of moving the conveyor (12) generally lengthwise ...	11/09/1999
5938042	Thin support frame A screening arrangement support frame component in which a pair of complementary elongate component members have body portions and cavity defining formations. The component members are secured side by side to one another such that the body portions abut a...	08/17/1999
5690826	Shaker screen assembly A new type of filter assembly which can be employed to retrofit an existing shaker or which can be built as an integral part of a new shaker. The assembly is comprised of a series of compartments arranged in cascading fashion within the shaker. Each compa...	11/25/1997
5641071	Convertible material separating apparatus, and convertible kits A convertible vibratory material separating apparatus, and kits to convert the apparatus to a woven-screen or finger-rod upper separating surface. The separating apparatus includes a universal shaker head adapted for vibratory movement within a frame with...	06/24/1997
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
5529254	System and method for changing sizing screen in materials processor A materials grinding and processing machine includes a sizing concave having a sizing screen contained therein. Ordinarily, the sizing concave is pivotally connected adjacent its upper end to the frame of the materials processing machine. To replace the s...	06/25/1996
5497886	Screening apparatus for papermaking pulp A hydrodynamic device for generating negative pressure excursions in a pulp slurry during fine screening, includes a plurality of half-foil members disposed on a substantially cylindrical outer surface of a rotor. The rotor is mounted within and co-axial ...	03/12/1996
5485924	Centrifugal sifter and elements thereof A centrifugal sifter having a rotatable shaft with an auger and paddles located thereon. An inlet manifold presents material to be sifted to the auger. A cylindrical screen surrounds the paddles and is in turn confined within an outlet manifold where mate...	01/23/1996
5335784	Dump platform materials screener A dump platform materials screener includes a horizontally fixed support frame to which is pivotably coupled a materials staging and screening frame. The materials staging and screening frame includes a materials staging area having a bottom region of non...	08/09/1994
5271168	Pipeline padding machine A padding machine used for overlaying a pipeline disposed within a trench with sifted dirt to eliminate contact by rock or other abrasive material with the pipeline and, thereby, preclude rusting, corrosion or like damage. A trench typically lies along th...	12/21/1993
5215197	Seafood separator device A seafood separator for separating sea creatures captured by a net is provided, comprising a support structure attached to the deck of a boat; a number of vertically arranged frames attached to the support structure, each frame containing a screen for ret...	06/01/1993
5156749	Dewatering system for sludge removal A dewatering system for use in the treatment of waste water is disclosed which includes a tank, an inclined filter bed having a plurality of filter elements and components for inducing a flow of air through the filter bed to accelerate drying of the remov...	10/20/1992
5112474	Screening apparatus with tiltable vibratory screen There is disclosed a screening apparatus for screening particulate material and which comprises a base frame, an elevating conveyor adjustably mounted on the base frame and arranged to convey material from a loading station at or near a lower end of the c...	05/12/1992
5100539	Dual-screen particle sizing apparatus and method An apparatus and method for sizing and separating particles of a material. The apparatus includes a stand, a frame having a pair of ends and an intermediate portion, and suspension assemblies attached to the stand and the frame for movably suspending the ...	03/31/1992
4699713	Seed cleaner A seed cleaning device includes a frame and first and second screened grids, each of which is pivotably mounted to the frame. Two crankshafts are mounted to the frame and are coupled to one another to remain 180 degrees out of phase with respect to one an...	10/13/1987
4568455	Screening device A screening device having an inflatable screen frame and a rigid screen frame member. The frame assembly expands with inflation in a self-controlled manner to tension the associated screen cloth and to fix the frame within the screening device. A method o...	02/04/1986
4417978	Centrifugal screening device A centrifugal screening device comprises a cylindrical screen surrounded by a cylindrical casing spaced radially from the screen. A central shaft inside the screen carries a plurality of blades which are inclined so that material fed into one end of the s...	11/29/1983
4350584	Garden sieve A garden sieve for mounting on a wheelbarrow has a frame and a stand adapted for detachable connection by means of selectively engageable projections and recesses, with the frame in any one of a series of positions whereby the extension and/or angular pos...	09/21/1982
4250024	Glass bead separator A glass bead separating apparatus and method are disclosed, for use with a slurry blast cabinet. The system is capable of continuous operation, so that glass beads which are broken and undersized can be separated out of the slurry along with debris from t...	02/10/1981
4184944	Rotary screen appliance A rotary screen appliance for the sifting of sand at a construction site is fittable directly to the mouth of a motorized driving device such as a cement mixer. A dismantable screen cage is connected to an armature preferably having three guide arms. A fa...	01/22/1980
4082657	Separator apparatus A new and improved separating device for separating particulate from a fluid stream including a plurality of screen units which are releasably held in a screen unit mounting assembly by inflatable tubes; the screen unit angular position is adjustable by a...	04/04/1978

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Class 209/413 - Adjustable