Class 209/149 - Chute

Subclass of Class 209 - Classifying, separating, and assorting solids
Definition: Methods and means wherein material is delivered to the gaseous
No. of patents: 42
Last issue date: 04/27/2004

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Number	Title	Issue Date
6726021	Stopper debris separator A stopper debris separator useful for removing unwanted debris from stoppers utilized to seal bottles of IV pharmaceutical compositions at the manufacturing process. Debris-containing stopper in the stopper injection hopper are drawn through the stopper duct into th...	04/27/2004
6595369	Particulate material dedusting apparatus A compact dedusting apparatus is mounted on the machine utilizing particulate material requiring contaminant cleansing to provide an economical and effective decontamination of particulate material immediately before utilization of the material. The dedus...	07/22/2003
6540087	Part separator having multiple inlets and method of supplying wet chips through multiple inlets A parts separator is provided for separating undesired heavy material from wet chips. The parts separator is adapted to be attached to a centrifugal separator, and includes a first chute member having a top portion and a bottom portion and including space...	04/01/2003
6202854	Air classifier for particulate material An apparatus and process for removing fine particles from sand and other particulate material. The apparatus is generally an air classifier (10) that combines gravitational and aerodynamic forces to classify sand at 10 mesh and finer. According to this in...	03/20/2001
6032803	Bulk material separator A bulk material separator having an at least substantially coaxial arrangement, includes an essentially rotationally symmetric, vertically oriented separator jacket (1) having in the upper section (11) an exit port (12) for air and light bulk material fra...	03/07/2000
5967333	Separation apparatus and method for granular material An apparatus for separating a mixed granular material into granules of different specific gravities or ranges of specific gravity using a powered air flow is described. A divider plate is located below the air flow path within the apparatus to separate th...	10/19/1999
5685434	Vertical drop product cleaner The present invention provides a vertical drop, multi-pass cleaner comprising a housing and first and second panels defining a separation plenum therebetween through which the product drops substantially vertically through an upwardly directed air flow an...	11/11/1997
5645171	Material separator system utilizing vacuum induced airflow Apparatus for sorting a plurality of seeds or other objects includes a plurality of separate vertically oriented collection chambers arranged side-by-side. A vacuum source induces an airflow through a vertical column disposed at one side of the plurality ...	07/08/1997
5579920	Air cleaning machine and method An air cleaning machine (2) separates a flowable product (28) into first and second components (60, 61) using an air leg (4) having upper and lower ends (6, 8). A vacuum source (10) is coupled to the upper end of the air leg to create a vacuum air flow (6...	12/03/1996
5494171	Method and apparatus for removing fine particles from synthetic resin pellets Fine particles which electrostatically adhere to synthetic resin pellets are separated from the pellets by bringing the pellets/fine particles mixture into contact with an ionized gas. The ionized gas eliminates the electrostatic adhesion between the synt...	02/27/1996
5458245	Device for cleaning a mixture of substantially granular grains and method for cleaning this mixture of grains A device for cleaning a mixture of substantially granular grains containing differently sized particles comprises a housing (5) which has an inlet (11) for the mixture (1) on its upper side and an outlet (12) for the cleaned granules (18) on its lower sid...	10/17/1995
5421462	Arrangement for dry reconditioning of used foundry sands An arrangement for the dry reconditioning of used foundry sands in which used sand is fluidized with air or an air/gas mixture and flung against a precipitator to separate and remove substances covering sand particles. The precipitator has several planar ...	06/06/1995
5411142	Air-flow control for particle cleaning systems An improved article separator in which the particles are separated through the use of an vertical air-flow permitting heavier particles to fall while entraining the lighter particles and storing them in a hopper. The air flow is automatically controlled u...	05/02/1995
5110453	Split feed reject claimer A method and apparatus for separation and cleaning of fibers for papermaking machines for the removal of reject material such as tramp iron and knots, delivering a flow of fibers with mixed reject material and releasing the flow to descend gravitationally...	05/05/1992
5106487	Parts separator device for separating heavy materials from chips and lubricants A separator device for separating out heavy materials from metal chips and lubricant, in which the separaton may be viewed by an operator while the separation process is in operation at a drop-out opening in the separator. The invention further permits he...	04/21/1992
5103981	Particle separator/classification mechanism A particle separator which separates particles based upon their relative densities or weights. The mixture of particles is deposited within a gas channel while a flow of gas, created by a gas flow amplifier, separates the material. The gas flow is suffici...	04/14/1992
5092998	Device for treating oil sludge and oil-containing waste water A mixture of an oil sludge and an oil-contained waste water is first separated into a first oil-contained water and an oily dust containing metal-contained dust, fine metal powder and small fragments. Secondly, the oily dust is washed and separated into a...	03/03/1992
5084189	Method and apparatus for separating fluids having different specific gravities An axial flow-type pump for separating immiscible fluids having different specific gravities and a discharge manifold fluid connected to the fluid pump for drawing of the fluid having the heavier specific gravity. The fluid pump employs a rotatable impell...	01/28/1992
5073252	Pneumatic size separator for nickle-containing particles A device for separating particles by size having a substantially vertical conduit. The vertical conduit has an open upper end and a closed lower end. A gas supply inlet is located between the upper end and the lower end to supply an upward flow of gas thr...	12/17/1991
5059332	Method and device for treating oil sludge and oil-containing waste water A mixture of an oil sludge and an oil-contained waste water is first separated into a first oil-contained water and an oily dust containing metal-contained dust, fine metal powder and small fragments. Secondly, the oily dust is washed and separated into a...	10/22/1991
5055182	Separator The invention relates to a pneumatic separator for separating relatively coarse and relatively fine particles and in which a material distributor plate is arranged below the rotor and guide unit in such a way that the material thrown off by the rotor pass...	10/08/1991
4956405	Ozone resistant elastomeric articles Rubber articles subjected to ozone while under dynamic flexing conditions are protected using a novel triazine class of materials, specifically tris-(N-alkyl-p-phenylenediamino)-1,3,5-triazines. Belts, hose, air springs, roofing membranes, etc. are prefer...	09/11/1990
4933072	Material classifier An elongated, horizontal and at least partially closed air jet dispersion and air jet entrained material deceleration zone is provided and one end of the zone includes at least skewed velocity distribution nozzle of the circular Coanda surface-type openin...	06/12/1990
4931174	Zigzag classifier The zigzag classifier has a classifying space provided with air inlets which is subdivided into zigzag-shaped ducts, which are connected in parallel with respect to the flow, the lengths of which are greater than their widths. In this way a classifier pac...	06/05/1990
4865721	Vertical-drop grain aspirator An aspirator and method for separating fines and foreign matter from dry, free-flowing granular material, characterized by a vertical drop of the unclean granular material in a separation plenum into an opposing upward air stream and a plurality of vertic...	09/12/1989
4776950	Classifier A classifier has a rotor, driven by a motor, mounted between two opposed walls of a housing. The housing also has a curved wall which extends between the walls and around the rotor to define therewith an annular zone. A fluid and finer particles outlet op...	10/11/1988
4772380	Chute feeder for chip wringer A mixture of cooling liquids and solid pieces of waste from machine tools drop onto an inclined bottom wall of the upper, generally vertically disposed section of an inverted, generally Y-shaped feed chute. One of the two lower, diverging chute sections e...	09/20/1988
4568453	Apparatus and method for removing dust from particulate material Apparatus and method for removing dust from particulate material, utilizing a tower or column having a passage with a series of baffles on opposite sides over which the particulate material cascades while air is drawn across the flow path of the material ...	02/04/1986
4551240	Apparatus for classifying particulate material with air currents An apparatus for classifying particulate material with air currents wherein the particulate material containing various kinds of particles of different sizes is conveyed with air currents and the particles are given with forces of inertia differing from o...	11/05/1985
4486300	Specific gravity grain grader In a grader device grain is fed down a slide which ejects the grain outwardly and forwardly into an airstream. The slide is provided by a resilient flexible sheet, the contour and inclination of which is adjusted by a plurality of support rods against whi...	12/04/1984
4394256	Apparatus for separating abrasive blasting media from debris An apparatus for separating debris from spent abrasive in an abrasive blasting apparatus in which the debris and spent abrasive are recirculated from a blast zone at high velocity along a recirculation chamber includes means for receiving debris and spent...	07/19/1983
4382858	Pivoted and balanced gate for a material separator In a device for separating a liquid, as a cutting oil, from a mixture of metal chips and larger pieces of metal, such as bar ends and scrap, there is provided structure for preliminarily separating larger pieces of metal from the entire mass prior to the ...	05/10/1983
4364823	Apparatus for separating abrasive blasting media from debris An apparatus for separating debris from spent abrasive in an abrasive blasting apparatus in which the debris and spent abrasive are recirculated from a blast zone at high velocity along a recirculating chamber includes means for receiving debris and spent...	12/21/1982
4303502	Herb processing machine A portable batch type herb processing machine has a housing sized to fit on a counter top and is easily carried by a single person. Leafy portions of herbal material are separated from stems, seeds and twigs by introducing the herbal material into a selec...	12/01/1981
4230559	Apparatus for pneumatically separating fractions of a particulate material A pneumatic material separator having adjacent generally vertical sorting ducts and a generally vertical discharge duct communicating with the tops of the sorting ducts is disclosed. Particulate material introduced into a first sorting duct is separated b...	10/28/1980
4213852	Method and apparatus for particle classification Particles are classified according to their terminal velocities, which in turn are determined by their size, shape and composition, by dropping a mass of such particles into an air stream flowing in a direction making a substantial angle with the vertical...	07/22/1980
4137155	Method of and apparatus for pneumatically sorting heterogeneous mixtures A method and apparatus for pneumatically sorting products heterogeneous in nature, form and dimensions, in which the products, while freely falling are deviated by means of a transverse gaseous flux, the height of fall being adjusted before deviation of t...	01/30/1979
4095625	Dust control system for grain loading A system for confinement and removal of air-borne dust emitted during discharge delivery of particulate solids from an elevated supply source and through an enclosed descending column. The enclosed column has a delivery spout at the discharge end, the spo...	06/20/1978
4017384	Pneumatic bypass system for air wash separators A pneumatic bypass system for air wash separators is disclosed. The system detects a surge or overflow of sand passing into an air wash separator by means of a pressure probe located in the vicinity of the separator's swinging baffle. When a sand surge is...	04/12/1977
4010097	Pneumatic classifier for refuse material with double vortex airflow An apparatus and operation is disclosed in which light solids material such as shredded paper passes from an upper end of a column and heavier material such as glass and metal particles drop from a lower end of the column. The column includes an air locke...	03/01/1977

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Class 209/149 - Chute